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Phoenix Sky Harbor International Airport to Dulles International Airport flight

Explore the cheapest one-way and round-trip flights from Phoenix Sky Harbor International Airport to Dulles International Airport over the next 90 days, with one-way fares from PHP 7,714 and round-trip from PHP 14,970. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        PHX 14:05
        4h 22m
        Direct
        IAD 21:27
        Phoenix - Washington D.C. | Sat, Oct 24 | United Airlines
        IAD 12:55
        5h 13m
        Direct
        PHX 15:08
        Washington D.C. - Phoenix | Sat, Oct 31 | United Airlines
        PHP 24,498 PHP 33,765
        27% off
        27% off
        PHP 33,765 PHP 24,498
      • PHX 23:59
        4h 9m
        Direct
        IAD 06:08
        Phoenix - Washington D.C. | Wed, Nov 4 | United Airlines
        IAD 17:46
        5h 18m
        Direct
        PHX 21:04
        Washington D.C. - Phoenix | Tue, Nov 10 | United Airlines
        PHP 24,648 PHP 33,765
        27% off
        27% off
        PHP 33,765 PHP 24,648
      • PHX 20:39
        6h 41m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Mon, Oct 12 | Frontier Airlines
        DCA 07:00
        28h
        1 stop
        PHX 08:00
        Washington D.C. - Phoenix | Sat, Oct 17 | Frontier Airlines
        PHP 14,970 PHP 33,765
        56% off
        56% off
        PHP 33,765 PHP 14,970
      • PHX 16:34
        10h 46m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Mon, Nov 2 | Frontier Airlines
        IAD 06:00
        9h 17m
        1 stop
        PHX 12:17
        Washington D.C. - Phoenix | Sun, Nov 8 | Frontier Airlines
        PHP 14,979
        56% off
        PHP 33,765 PHP 14,979
      • PHX 20:39
        6h 41m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Mon, Oct 19 | Frontier Airlines
        IAD 06:00
        8h 59m
        1 stop
        PHX 11:59
        Washington D.C. - Phoenix | Mon, Oct 26 | Frontier Airlines
        PHP 14,979
        56% off
        PHP 33,765 PHP 14,979
      • PHX 08:16
        19h 4m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Sun, Nov 1 | Frontier Airlines
        IAD 06:00
        9h 17m
        1 stop
        PHX 12:17
        Washington D.C. - Phoenix | Mon, Nov 9 | Frontier Airlines
        PHP 14,998
        56% off
        PHP 33,765 PHP 14,998
      • PHX 19:24
        7h 56m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Wed, Oct 7 | Frontier Airlines
        DCA 18:00
        8h 43m
        1 stop
        PHX 23:43
        Washington D.C. - Phoenix | Sat, Oct 10 | Frontier Airlines
        PHP 15,251
        55% off
        PHP 33,765 PHP 15,251
      • PHX 14:49
        12h 31m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Thu, Oct 29 | Frontier Airlines
        IAD 06:00
        9h 23m
        1 stop
        PHX 12:23
        Washington D.C. - Phoenix | Sun, Nov 1 | Frontier Airlines
        PHP 15,428
        54% off
        PHP 33,765 PHP 15,428
      • PHX 19:24
        7h 56m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Tue, Oct 13 | Frontier Airlines
        IAD 06:00
        9h 22m
        1 stop
        PHX 12:22
        Washington D.C. - Phoenix | Sat, Oct 17 | Frontier Airlines
        PHP 15,597
        54% off
        PHP 33,765 PHP 15,597
      • PHX 19:24
        7h 56m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Wed, Oct 14 | Frontier Airlines
        DCA 18:00
        8h 43m
        1 stop
        PHX 23:43
        Washington D.C. - Phoenix | Wed, Oct 21 | Frontier Airlines
        PHP 15,606
        54% off
        PHP 33,765 PHP 15,606
      • PHX 19:24
        7h 56m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Sat, Oct 17 | Frontier Airlines
        DCA 18:00
        8h 43m
        1 stop
        PHX 23:43
        Washington D.C. - Phoenix | Sat, Oct 24 | Frontier Airlines
        PHP 15,634
        54% off
        PHP 33,765 PHP 15,634
      • PHX 20:39
        6h 41m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Sun, Oct 11 | Frontier Airlines
        IAD 06:00
        9h 22m
        1 stop
        PHX 12:22
        Washington D.C. - Phoenix | Wed, Oct 14 | Frontier Airlines
        PHP 15,699
        54% off
        PHP 33,765 PHP 15,699
      • PHX 22:12
        9h 5m
        1 stop
        IAD 10:17
        Phoenix - Washington D.C. | Mon, Nov 9 | Frontier Airlines
        DCA 18:00
        8h 48m
        1 stop
        PHX 23:48
        Washington D.C. - Phoenix | Fri, Nov 13 | Frontier Airlines
        PHP 15,793
        53% off
        PHP 33,765 PHP 15,793
      • PHX 19:38
        7h 42m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Thu, Nov 12 | Frontier Airlines
        DCA 07:00
        19h 42m
        1 stop
        PHX 23:42
        Washington D.C. - Phoenix | Mon, Nov 16 | Frontier Airlines
        PHP 15,858
        53% off
        PHP 33,765 PHP 15,858
      • PHX 13:00
        17h 25m
        1 stop
        WAS 14:00
        Phoenix - Washington D.C. | Thu, Oct 8 | Normal Airline
        WAS 15:00
        6h
        Direct
        PHX 16:00
        Washington D.C. - Phoenix | Sat, Oct 10 | Normal Airline
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      • Cheapest nonstop
        PHX 08:55
        4h 28m
        Direct
        IAD 16:23
        Phoenix - Washington D.C. | Mon, Oct 12 | United Airlines
        PHP 13,511 PHP 19,277
        30% off
        30% off
        PHP 19,277 PHP 13,511
      • PHX 14:08
        4h 15m
        Direct
        IAD 21:23
        Phoenix - Washington D.C. | Sun, Nov 15 | United Airlines
        PHP 14,072 PHP 19,277
        27% off
        27% off
        PHP 19,277 PHP 14,072
      • PHX 20:39
        6h 41m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Mon, Oct 12 | Frontier Airlines
        PHP 7,714 PHP 19,277
        60% off
        60% off
        PHP 19,277 PHP 7,714
      • PHX 19:24
        7h 56m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Wed, Oct 14 | Frontier Airlines
        PHP 7,967
        59% off
        PHP 19,277 PHP 7,967
      • PHX 19:38
        7h 42m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Thu, Nov 12 | Frontier Airlines
        PHP 8,098
        57% off
        PHP 19,277 PHP 8,098
      • PHX 20:39
        6h 41m
        1 stop
        IAD 06:20
        Phoenix - Washington D.C. | Mon, Oct 26 | Frontier Airlines
        PHP 8,098
        57% off
        PHP 19,277 PHP 8,098
      • PHX 22:12
        9h 5m
        1 stop
        IAD 10:17
        Phoenix - Washington D.C. | Wed, Nov 4 | Frontier Airlines
        PHP 8,827
        54% off
        PHP 19,277 PHP 8,827
      • PHX 23:05
        8h 6m
        1 stop
        IAD 10:11
        Phoenix - Washington D.C. | Tue, Oct 20 | Delta Air Lines
        PHP 8,874
        54% off
        PHP 19,277 PHP 8,874
      • PHX 22:12
        9h 5m
        1 stop
        IAD 10:17
        Phoenix - Washington D.C. | Wed, Nov 11 | Frontier Airlines
        PHP 9,042
        53% off
        PHP 19,277 PHP 9,042
      • PHX 15:22
        21h 12m
        1 stop
        IAD 15:34
        Phoenix - Washington D.C. | Sat, Oct 10 | Frontier Airlines
        PHP 9,173
        52% off
        PHP 19,277 PHP 9,173
      • PHX 09:02
        11h 57m
        1 stop
        IAD 23:59
        Phoenix - Washington D.C. | Tue, Nov 17 | Alaska Airlines
        PHP 9,332
        52% off
        PHP 19,277 PHP 9,332
      • PHX 09:02
        11h 57m
        1 stop
        IAD 23:59
        Phoenix - Washington D.C. | Wed, Nov 11 | Alaska Airlines
        PHP 9,397
        51% off
        PHP 19,277 PHP 9,397
      • PHX 07:38
        7h 12m
        1 stop
        IAD 17:50
        Phoenix - Washington D.C. | Thu, Nov 19 | Alaska Airlines
        PHP 9,397
        51% off
        PHP 19,277 PHP 9,397
      • PHX 16:58
        10h 46m
        1 stop
        IAD 05:44
        Phoenix - Washington D.C. | Mon, Nov 23 | Alaska Airlines
        PHP 9,416
        51% off
        PHP 19,277 PHP 9,416
      • PHX 13:00
        17h 25m
        1 stop
        WAS 14:00
        Phoenix - Washington D.C. | Thu, Oct 8 | Normal Airline
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Flight fares from Phoenix Sky Harbor International Airport to Dulles International Airport are based on average airline prices for the next 3 months, according to Trip.com’s latest data.

Trip.com Price Insights: Flights from Phoenix Sky Harbor International Airport to Dulles International Airport

What is the cheapest month to fly from Phoenix Sky Harbor International Airport to Dulles International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from Phoenix Sky Harbor 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 Phoenix Sky Harbor International Airport to Dulles International Airport are usually in March, with an average price of PHP 8,921. It is best to avoid November, when the average price can reach PHP 38,411.

PHP 38,411
PHP 23,666
PHP 8,921
0
    Cheapest
  • PHP 27,733
    Oct
  • PHP 38,411
    Nov
  • PHP 13,474
    Dec
  • PHP 10,173
    Jan
  • PHP 16,560
    Feb
  • PHP 8,921
    Mar
  • PHP 23,956
    Apr
  • PHP 12,128
    May
  • PHP 15,120
    Jun
  • PHP 26,134
    Jul
  • PHP 15,699
    Aug
  • PHP 15,310
    Sep

What is the cheapest day of the week to fly from Phoenix Sky Harbor International Airport to Dulles International Airport?

The data is based on the past 12 months and shows the average ticket prices from Phoenix Sky Harbor 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 Phoenix Sky Harbor International Airport to Dulles International Airport is Friday, with average prices usually lower than other days. Avoid departing on Saturday as prices are typically highest on that day.

PHP 26,819
PHP 18,407
PHP 9,994
PHP 1,582
    Cheapest
  • PHP 14,867
    Mon
  • PHP 14,506
    Tue
  • PHP 18,693
    Wed
  • PHP 17,523
    Thu
  • PHP 9,994
    Fri
  • PHP 26,819
    Sat
  • PHP 17,161
    Sun

Which airline offers the cheapest flights from Phoenix Sky Harbor International Airport to Dulles International Airport?

The cheapest airline flying from Phoenix Sky Harbor International Airport to Dulles International Airport is Frontier Airlines (from PHP 6,405) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From PHP 6,405
Alaska Airlines
From PHP 9,313
Delta Air Lines
From PHP 11,735
American Airlines
From PHP 12,474
United Airlines
From PHP 14,615
Sun Country Airlines
From PHP 19,776

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What is the flight schedule from Phoenix Sky Harbor International Airport to Dulles International Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. F93284

    Phoenix Sky Harbor International Airport

    12:05

    PHX

    2h 31m

    Direct

    15:36

    DFW

    - - - W T - -
    Search

  2. F93208

    Dallas Fort Worth International Airport

    17:06

    DFW

    2h 55m

    Direct

    21:01

    IAD

    S M T - T F -

  3. F93983

    Phoenix Sky Harbor International Airport

    15:11

    PHX

    1h 15m

    Direct

    15:26

    LAS

    - - - W T F S
    Search

  4. F93494

    Harry Reid International Airport

    22:14

    LAS

    4h 28m

    Direct

    05:42

    IAD

    S M T W T F S

  5. F91086

    Phoenix Sky Harbor International Airport

    23:00

    PHX

    4h 6m

    Direct

    06:06

    MCO

    S - - W T F S
    Search

  6. F94230

    Orlando International Airport

    08:06

    MCO

    2h 11m

    Direct

    10:17

    IAD

    S M T W T F S

  7. AS637

    Phoenix Sky Harbor International Airport

    11:50

    PHX

    3h 8m

    Direct

    13:58

    SEA

    S M T W T F S
    Search

  8. AS366

    Seattle-Tacoma International Airport

    15:56

    SEA

    5h 3m

    Direct

    23:59

    IAD

    S M T W T F S

  9. AS603

    Phoenix Sky Harbor International Airport

    11:46

    PHX

    3h 23m

    Direct

    14:09

    SEA

    S M T W T F S
    Search

  10. AS366

    Seattle-Tacoma International Airport

    15:56

    SEA

    5h 3m

    Direct

    23:59

    IAD

    S M T W T F S

  11. AS611

    Phoenix Sky Harbor International Airport

    13:44

    PHX

    3h 12m

    Direct

    15:56

    SEA

    S M T W T F S
    Search

  12. AS367

    Seattle-Tacoma International Airport

    21:36

    SEA

    5h 4m

    Direct

    05:40

    IAD

    S - - W T - S

  13. F91019

    Phoenix Sky Harbor International Airport

    08:30

    PHX

    1h 8m

    Direct

    08:38

    LAS

    S M T W T F S
    Search

  14. F93494

    Harry Reid International Airport

    22:14

    LAS

    4h 28m

    Direct

    05:42

    IAD

    S M T W T F S
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About Phoenix Sky Harbor International Airport and Dulles International Airport

Learn about Phoenix Sky Harbor International Airport (PHX) and Dulles International Airport (IAD) — including location, terminals, transportation, and travel tips.

Flight distance 3,144.75km
Cheapest one-way ticket price PHP 7,714
Cheapest return ticket price PHP 14,970

FAQs for Phoenix Sky Harbor International Airport to Dulles International Airport Flights

  • How long is the flight from Phoenix Sky Harbor International Airport to Dulles International Airport?

    Phoenix Sky Harbor International Airport to Dulles International Airport takes about 4 hours 20 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 3 daily flights from Phoenix Sky Harbor International Airport (PHX) to Dulles International Airport (IAD).
  • The earliest flight from Phoenix Sky Harbor International Airport to Dulles International Airport departs at 08:45, and the last departs at 14:05, with about 4 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Phoenix Sky Harbor International Airport (PHX) to Dulles International Airport (IAD) is quite popular. Without considering departure times or holidays, tickets cost around PHP 25,152 in October, the most expensive month to book this route.
  • United Airlines is a very popular airline operating an average of 1777 flights per month.
  • One-way flights from Phoenix Sky Harbor International Airport to Dulles International Airport currently start from PHP 7,714, and round-trip fares start from PHP 14,970. The current lowest fare is a Frontier Airlines flight departing on Mon, Oct 12; prices may vary depending on availability.
  • Yes. United Airlines operate direct flights from Phoenix Sky Harbor International Airport to Dulles International Airport, with an average flight time of 4 hours 49 minutes, and around 22 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 Phoenix Sky Harbor International Airport to Dulles International Airport is PHP 16,701. Prices may vary depending on the departure date, airline, and availability.
  • Phoenix Sky Harbor International Airport to Dulles International Airport operates around 21 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Phoenix Sky Harbor 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.