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San Diego International Airport to Dulles International Airport flight
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San Diego International Airport to Dulles International Airport Flights Info

Cheapest one-way
CAD 172
Frontier Airlines Frontier Airlines 10h 5m · 1 stop Mon, Dec 21
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Cheapest return
CAD 404
Frontier Airlines Frontier Airlines 7h 11m · 2 stops Sat, Dec 19 - Tue, Dec 22
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Best time to book
February
Cheapest
Recommended airlines
Frontier Airlines Frontier AirlinesCheapest· From CAD 172 Alaska Airlines Alaska AirlinesMost booked

Explore the cheapest one-way and round-trip flights from San Diego International Airport to Dulles International Airport over the next 90 days, with one-way fares from CAD 172 and round-trip from CAD 404. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Wed, Dec 2 | Alaska Airlines
      IAD 18:42
      5h 48m
      Direct
      SAN 21:30
      Washington D.C. - San Diego | Tue, Dec 8 | Alaska Airlines
      CAD 439 CAD 568
      23% off
      23% off
      CAD 568 CAD 439
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Wed, Dec 9 | Alaska Airlines
      IAD 18:42
      5h 48m
      Direct
      SAN 21:30
      Washington D.C. - San Diego | Tue, Dec 15 | Alaska Airlines
      CAD 442 CAD 568
      22% off
      22% off
      CAD 568 CAD 442
    • SAN 19:56
      7h 11m
      1 stop
      IAD 06:07
      San Diego - Washington D.C. | Sat, Dec 19 | Frontier Airlines
      IAD 20:51
      18h 33m
      1 stop
      SAN 12:24
      Washington D.C. - San Diego | Tue, Dec 22 | Frontier Airlines
      CAD 404 CAD 568
      28% off
      28% off
      CAD 568 CAD 404
    • SAN 13:36
      7h 11m
      1 stop
      IAD 23:47
      San Diego - Washington D.C. | Fri, Dec 11 | Delta Air Lines
      IAD 06:00
      7h 27m
      1 stop
      SAN 10:27
      Washington D.C. - San Diego | Mon, Dec 14 | Delta Air Lines
      CAD 407
      28% off
      CAD 568 CAD 407
    • SAN 13:36
      7h 11m
      1 stop
      IAD 23:47
      San Diego - Washington D.C. | Wed, Dec 2 | Delta Air Lines
      DCA 18:00
      8h 58m
      1 stop
      SAN 23:58
      Washington D.C. - San Diego | Tue, Dec 8 | Frontier Airlines
      CAD 409
      28% off
      CAD 568 CAD 409
    • SAN 06:20
      6h 42m
      1 stop
      IAD 16:02
      San Diego - Washington D.C. | Wed, Dec 9 | Delta Air Lines
      DCA 18:00
      8h 58m
      1 stop
      SAN 23:58
      Washington D.C. - San Diego | Tue, Dec 15 | Frontier Airlines
      CAD 410
      28% off
      CAD 568 CAD 410
    • SAN 22:20
      9h 24m
      1 stop
      IAD 10:44
      San Diego - Washington D.C. | Tue, Jan 5 | Delta Air Lines
      DCA 18:00
      9h 3m
      1 stop
      SAN 00:03
      Washington D.C. - San Diego | Tue, Jan 12 | Frontier Airlines
      CAD 411
      28% off
      CAD 568 CAD 411
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Wed, Dec 2 | Alaska Airlines
      DCA 18:00
      8h 58m
      1 stop
      SAN 23:58
      Washington D.C. - San Diego | Tue, Dec 8 | Frontier Airlines
      CAD 420
      26% off
      CAD 568 CAD 420
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Wed, Dec 9 | Alaska Airlines
      DCA 18:00
      8h 58m
      1 stop
      SAN 23:58
      Washington D.C. - San Diego | Tue, Dec 15 | Frontier Airlines
      CAD 422
      26% off
      CAD 568 CAD 422
    • SAN 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Diego - Washington D.C. | Sun, Nov 15 | Normal Airline
      WAS 15:00
      6h
      Direct
      SAN 16:00
      Washington D.C. - San Diego | Tue, Nov 17 | Normal Airline
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    • Cheapest
      SAN 18:22
      10h 5m
      1 stop
      IAD 07:27
      San Diego - Washington D.C. | Mon, Dec 21 | Frontier Airlines
      CAD 172 CAD 309
      44% off
      44% off
      CAD 309 CAD 172
    • SAN 08:50
      17h 20m
      1 stop
      IAD 05:10
      San Diego - Washington D.C. | Wed, Nov 25 | Frontier Airlines
      CAD 203 CAD 309
      34% off
      34% off
      CAD 309 CAD 203
    • SAN 19:56
      7h 11m
      1 stop
      IAD 06:07
      San Diego - Washington D.C. | Sat, Dec 19 | Frontier Airlines
      CAD 215 CAD 309
      30% off
      30% off
      CAD 309 CAD 215
    • SAN 09:00
      11h 59m
      1 stop
      IAD 23:59
      San Diego - Washington D.C. | Sat, Dec 5 | Alaska Airlines
      CAD 224
      28% off
      CAD 309 CAD 224
    • SAN 21:50
      8h 26m
      1 stop
      IAD 09:16
      San Diego - Washington D.C. | Tue, Dec 1 | Delta Air Lines
      CAD 226
      27% off
      CAD 309 CAD 226
    • SAN 11:37
      8h 46m
      1 stop
      IAD 23:23
      San Diego - Washington D.C. | Sat, Dec 5 | Delta Air Lines
      CAD 226
      27% off
      CAD 309 CAD 226
    • SAN 19:53
      7h 14m
      1 stop
      IAD 06:07
      San Diego - Washington D.C. | Thu, Dec 17 | Frontier Airlines
      CAD 230
      26% off
      CAD 309 CAD 230
    • SAN 18:22
      10h 5m
      1 stop
      IAD 07:27
      San Diego - Washington D.C. | Tue, Dec 22 | Frontier Airlines
      CAD 231
      25% off
      CAD 309 CAD 231
    • SAN 06:15
      7h
      1 stop
      IAD 16:15
      San Diego - Washington D.C. | Sat, Dec 12 | Delta Air Lines
      CAD 238
      23% off
      CAD 309 CAD 238
    • SAN 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Diego - Washington D.C. | Sun, Nov 15 | Normal Airline
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    • Cheapest nonstop
      SAN 09:40
      4h 56m
      Direct
      IAD 17:36
      San Diego - Washington D.C. | Wed, Nov 25 | Alaska Airlines
      CAD 247 CAD 309
      20% off
      20% off
      CAD 309 CAD 247
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Sat, Dec 12 | Alaska Airlines
      CAD 250 CAD 309
      19% off
      19% off
      CAD 309 CAD 250
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Tue, Dec 8 | Alaska Airlines
      CAD 259 CAD 455
      43% off
      43% off
      CAD 455 CAD 259
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Tue, Dec 15 | Alaska Airlines
      CAD 265
      42% off
      CAD 455 CAD 265
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Fri, Dec 11 | Alaska Airlines
      CAD 278
      39% off
      CAD 455 CAD 278
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Mon, Dec 14 | Alaska Airlines
      CAD 283
      38% off
      CAD 455 CAD 283
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Thu, Dec 10 | Alaska Airlines
      CAD 284
      38% off
      CAD 455 CAD 284
    • SAN 21:39
      4h 42m
      Direct
      IAD 05:21
      San Diego - Washington D.C. | Wed, Nov 25 | United Airlines
      CAD 345
      66% off
      CAD 1,008 CAD 345
    • SAN 09:50
      5h 1m
      Direct
      IAD 17:51
      San Diego - Washington D.C. | Tue, Dec 22 | Alaska Airlines
      CAD 346
      24% off
      CAD 455 CAD 346
    • SAN 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Diego - Washington D.C. | Sun, Nov 15 | Normal Airline
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    • Cheapest nonstop
      SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Sat, Dec 12 | Alaska Airlines
      CAD 250 CAD 933
      73% off
      73% off
      CAD 933 CAD 250
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Tue, Dec 8 | Alaska Airlines
      CAD 259 CAD 933
      72% off
      72% off
      CAD 933 CAD 259
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Tue, Dec 15 | Alaska Airlines
      CAD 265 CAD 933
      72% off
      72% off
      CAD 933 CAD 265
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Mon, Dec 14 | Alaska Airlines
      CAD 283
      70% off
      CAD 933 CAD 283
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Thu, Dec 10 | Alaska Airlines
      CAD 284
      70% off
      CAD 933 CAD 284
    • SAN 09:50
      5h 1m
      Direct
      IAD 17:51
      San Diego - Washington D.C. | Tue, Dec 22 | Alaska Airlines
      CAD 346
      63% off
      CAD 933 CAD 346
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Wed, Dec 16 | Alaska Airlines
      CAD 353
      62% off
      CAD 933 CAD 353
    • SAN 09:50
      5h 1m
      Direct
      IAD 17:51
      San Diego - Washington D.C. | Mon, Dec 21 | Alaska Airlines
      CAD 354
      62% off
      CAD 933 CAD 354
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Tue, Dec 1 | Alaska Airlines
      CAD 367
      61% off
      CAD 933 CAD 367
    • SAN 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Diego - Washington D.C. | Sun, Nov 15 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SAN 09:41
      4h 59m
      Direct
      IAD 17:40
      San Diego - Washington D.C. | Sat, Nov 14 | Alaska Airlines
      CAD 801 CAD 1,021
      22% off
      22% off
      CAD 1,021 CAD 801
    • SAN 09:43
      7h 20m
      1 stop
      IAD 20:03
      San Diego - Washington D.C. | Sat, Nov 14 | Delta Air Lines
      CAD 755 CAD 1,021
      26% off
      26% off
      CAD 1,021 CAD 755
    • SAN 09:41
      4h 59m
      Direct
      IAD 17:40
      San Diego - Washington D.C. | Sun, Nov 15 | Alaska Airlines
      CAD 795 CAD 1,021
      22% off
      22% off
      CAD 1,021 CAD 795
    • SAN 21:45
      4h 42m
      Direct
      IAD 05:27
      San Diego - Washington D.C. | Sun, Nov 15 | United Airlines
      CAD 815
      20% off
      CAD 1,021 CAD 815
    • SAN 22:30
      7h 39m
      1 stop
      IAD 09:09
      San Diego - Washington D.C. | Sun, Nov 15 | Delta Air Lines
      CAD 756
      26% off
      CAD 1,021 CAD 756
    • SAN 06:15
      7h 11m
      1 stop
      IAD 16:26
      San Diego - Washington D.C. | Mon, Nov 16 | Delta Air Lines
      CAD 740
      28% off
      CAD 1,021 CAD 740
    • SAN 09:41
      4h 59m
      Direct
      IAD 17:40
      San Diego - Washington D.C. | Mon, Nov 16 | Alaska Airlines
      CAD 784
      23% off
      CAD 1,021 CAD 784
    • SAN 09:41
      4h 59m
      Direct
      IAD 17:40
      San Diego - Washington D.C. | Tue, Nov 17 | Alaska Airlines
      CAD 467
      54% off
      CAD 1,021 CAD 467
    • SAN 22:30
      7h 39m
      1 stop
      IAD 09:09
      San Diego - Washington D.C. | Tue, Nov 17 | Delta Air Lines
      CAD 451
      56% off
      CAD 1,021 CAD 451
    • SAN 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Diego - Washington D.C. | Sun, Nov 15 | Normal Airline
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    • SAN 21:39
      4h 42m
      Direct
      IAD 05:21
      San Diego - Washington D.C. | Wed, Nov 25 | United Airlines
      CAD 345 CAD 1,008
      66% off
      66% off
      CAD 1,008 CAD 345
    • SAN 21:45
      4h 42m
      Direct
      IAD 05:27
      San Diego - Washington D.C. | Wed, Dec 16 | United Airlines
      CAD 352 CAD 1,008
      65% off
      65% off
      CAD 1,008 CAD 352
    • SAN 21:45
      4h 42m
      Direct
      IAD 05:27
      San Diego - Washington D.C. | Mon, Dec 14 | United Airlines
      CAD 366 CAD 1,008
      64% off
      64% off
      CAD 1,008 CAD 366
    • SAN 21:45
      4h 42m
      Direct
      IAD 05:27
      San Diego - Washington D.C. | Thu, Dec 3 | United Airlines
      CAD 378
      63% off
      CAD 1,008 CAD 378
    • SAN 21:45
      4h 42m
      Direct
      IAD 05:27
      San Diego - Washington D.C. | Tue, Dec 8 | United Airlines
      CAD 466
      54% off
      CAD 1,008 CAD 466
    • SAN 21:45
      4h 42m
      Direct
      IAD 05:27
      San Diego - Washington D.C. | Wed, Dec 9 | United Airlines
      CAD 467
      54% off
      CAD 1,008 CAD 467
    • SAN 21:45
      4h 42m
      Direct
      IAD 05:27
      San Diego - Washington D.C. | Sun, Dec 6 | United Airlines
      CAD 552
      45% off
      CAD 1,008 CAD 552
    • SAN 21:39
      4h 42m
      Direct
      IAD 05:21
      San Diego - Washington D.C. | Fri, Nov 27 | United Airlines
      CAD 558
      45% off
      CAD 1,008 CAD 558
    • SAN 21:39
      4h 42m
      Direct
      IAD 05:21
      San Diego - Washington D.C. | Tue, Nov 24 | United Airlines
      CAD 558
      45% off
      CAD 1,008 CAD 558
    • SAN 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Diego - Washington D.C. | Sun, Nov 15 | Normal Airline
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Displayed flight fares from San Diego to Washington D.C. are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from San Diego International Airport to Dulles International Airport?

The cheapest airline flying from San Diego International Airport to Dulles International Airport is Frontier Airlines (from CAD 172) among 1 carriers operating this route. Based on Trip.com's latest 7-day flight data.
WestJet logo WestJet Porter Airlines logo Porter Airlines Air Canada logo Air Canada Flair Airlines logo Flair Airlines Air North logo Air North
Alaska Airlines logo Alaska Airlines

Trip.com Price Insights: Flights from San Diego International Airport to Dulles International Airport

What is the cheapest month to fly from San Diego International Airport to Dulles International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from San Diego International Airport to Dulles International Airport for each month in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest one-way flights from San Diego International Airport to Dulles International Airport are usually in February, with an average price of CAD 180. It is best to avoid April, when the average price can reach CAD 734.

CAD 734
CAD 457
CAD 180
0
    Cheapest
  • CAD 624
    Nov
  • CAD 474
    Dec
  • CAD 191
    Jan
  • CAD 180
    Feb
  • CAD 479
    Mar
  • CAD 734
    Apr
  • CAD 504
    May
  • CAD 671
    Jun
  • CAD 523
    Jul
  • CAD 366
    Aug
  • CAD 444
    Sep
  • CAD 594
    Oct

What is the cheapest day of the week to fly from San Diego International Airport to Dulles International Airport?

The data is based on the past 12 months and shows the average ticket prices from San Diego International Airport to Dulles International Airport for each day of the week in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest departure day from San Diego International Airport to Dulles International Airport is Tuesday, with average prices usually lower than other days. Avoid departing on Sunday as prices are typically highest on that day.

CAD 625
CAD 491
CAD 356
CAD 222
  • CAD 447
    Mon
  • CAD 356
    Tue
  • CAD 493
    Wed
  • CAD 561
    Thu
  • CAD 522
    Fri
  • CAD 481
    Sat
  • CAD 625
    Sun

What is the flight schedule from San Diego International Airport to Dulles International Airport?

Check the schedule for flights from San Diego to Washington D.C. and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS506

    San Diego International Airport

    09:41

    SAN

    4h 59m

    17:40

    IAD

    S M T W T F S
    Search

  2. DL754

    San Diego International Airport

    06:15

    SAN

    4h 34m

    Direct

    13:49

    DTW

    S M T W T F S
    Search

  3. DL5413

    Detroit Metropolitan Wayne County Airport

    17:45

    DTW

    1h 31m

    Direct

    19:16

    IAD

    - - - - - F -

  4. DL754

    San Diego International Airport

    06:15

    SAN

    4h 34m

    Direct

    13:49

    DTW

    S M T W T F S
    Search

  5. DL1826

    Detroit Metropolitan Wayne County Airport

    14:55

    DTW

    1h 31m

    Direct

    16:26

    IAD

    S M T W T - S

  6. DL1296

    San Diego International Airport

    13:30

    SAN

    2h 3m

    Direct

    16:33

    SLC

    S M T W T F S
    Search

  7. DL847

    Salt Lake City International Airport

    17:50

    SLC

    3h 56m

    Direct

    23:46

    IAD

    S M T W T F S

  8. DL819

    San Diego International Airport

    22:40

    SAN

    4h 13m

    Direct

    05:53

    ATL

    S M T W T F S
    Search

  9. DL1324

    Hartsfield–Jackson Atlanta International Airport

    07:25

    ATL

    1h 44m

    Direct

    09:09

    IAD

    S M T W T F S

  10. DL2061

    San Diego International Airport

    12:09

    SAN

    3h 39m

    Direct

    17:48

    MSP

    S M T W T F S
    Search

  11. DL4129

    Minneapolis-Saint Paul International Airport

    20:00

    MSP

    2h 33m

    Direct

    23:33

    IAD

    S M T W T F S

  12. AS400

    San Diego International Airport

    09:28

    SAN

    3h 3m

    Direct

    14:31

    DFW

    S M T W T F S
    Search

  13. F93208

    Dallas Fort Worth International Airport

    16:22

    DFW

    3h 12m

    Direct

    20:34

    IAD

    S M T W T F S

  14. DL680

    San Diego International Airport

    21:40

    SAN

    4h 13m

    Direct

    04:53

    ATL

    S - - W T - S
    Search

  15. DL1324

    Hartsfield–Jackson Atlanta International Airport

    07:25

    ATL

    1h 44m

    Direct

    09:09

    IAD

    S M T W T F S

  16. DL492

    San Diego International Airport

    11:39

    SAN

    4h 24m

    Direct

    19:03

    DTW

    S M T W T F S
    Search

  17. DL4704

    Detroit Metropolitan Wayne County Airport

    21:30

    DTW

    1h 32m

    Direct

    23:02

    IAD

    S M T W T F S

  18. DL1273

    San Diego International Airport

    06:20

    SAN

    3h 50m

    Direct

    12:10

    MSP

    S M T W T F S
    Search

  19. DL3783

    Minneapolis-Saint Paul International Airport

    14:45

    MSP

    2h 32m

    Direct

    18:17

    IAD

    S M T W T - S
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FAQs for San Diego International Airport to Dulles International Airport Flights

  • How long is the flight from San Diego International Airport to Dulles International Airport?

    San Diego International Airport to Dulles International Airport takes about 4 hours 54 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 5 daily flights from San Diego International Airport (SAN) to Dulles International Airport (IAD).
  • The earliest flight from San Diego International Airport to Dulles International Airport departs at 08:00, and the last departs at 21:45, with about 6 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from San Diego International Airport (SAN) to Dulles International Airport (IAD) is quite popular. Without considering departure times or holidays, tickets cost around CAD 710 in November, the most expensive month to book this route.
  • United Airlines is a very popular airline operating an average of 2462 flights per month.
  • One-way flights from San Diego International Airport to Dulles International Airport currently start from CAD 172, and round-trip fares start from CAD 404. The current lowest fare is a Frontier Airlines flight departing on Mon, Dec 21; prices may vary depending on availability.
  • Yes. United Airlines and Alaska Airlines operate direct flights from San Diego International Airport to Dulles International Airport, with an average flight time of 5 hours 16 minutes, and around 38 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from San Diego International Airport to Dulles International Airport is CAD 498. Prices may vary depending on the departure date, airline, and availability.
  • San Diego International Airport to Dulles International Airport operates around 38 weekly flights, mainly by United Airlines and Alaska Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter San Diego International Airport and Dulles International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Find Cheap Flights with Trip.com

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within the last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.