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Phoenix Sky Harbor International Airport to Seattle-Tacoma International Airport flight

Explore the cheapest one-way and round-trip flights from Phoenix Sky Harbor International Airport to Seattle-Tacoma International Airport over the next 90 days, with one-way fares from MXN$1,240 and round-trip from MXN$2,372. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      PHX 12:30
      25h 7m
      1 stop
      SEA 12:37
      Phoenix - Seattle | Sun, Nov 22 | Frontier Airlines
      MXN$1,240 MXN$2,640
      53% off
      53% off
      MXN$2,640 MXN$1,240
    • PHX 08:40
      3h 15m
      Direct
      SEA 10:55
      Phoenix - Seattle | Sat, Nov 21 | Delta Air Lines
      MXN$1,251 MXN$2,640
      53% off
      53% off
      MXN$2,640 MXN$1,251
    • PHX 06:00
      3h 10m
      Direct
      SEA 08:10
      Phoenix - Seattle | Mon, Nov 23 | Delta Air Lines
      MXN$1,426 MXN$2,640
      46% off
      46% off
      MXN$2,640 MXN$1,426
    • PHX 06:00
      3h 19m
      Direct
      SEA 08:19
      Phoenix - Seattle | Sun, Dec 13 | Delta Air Lines
      MXN$1,426
      86% off
      MXN$9,851 MXN$1,426
    • PHX 14:00
      5h 33m
      1 stop
      SEA 18:33
      Phoenix - Seattle | Wed, Nov 4 | Frontier Airlines
      MXN$1,428
      46% off
      MXN$2,640 MXN$1,428
    • PHX 17:32
      26h 1m
      1 stop
      SEA 18:33
      Phoenix - Seattle | Fri, Nov 6 | Frontier Airlines
      MXN$1,608
      39% off
      MXN$2,640 MXN$1,608
    • PHX 14:00
      5h 33m
      1 stop
      SEA 18:33
      Phoenix - Seattle | Wed, Nov 18 | Frontier Airlines
      MXN$1,702
      36% off
      MXN$2,640 MXN$1,702
    • PHX 12:26
      7h 7m
      1 stop
      SEA 18:33
      Phoenix - Seattle | Thu, Nov 12 | Frontier Airlines
      MXN$1,702
      36% off
      MXN$2,640 MXN$1,702
    • PHX 14:00
      5h 54m
      1 stop
      SEA 18:54
      Phoenix - Seattle | Wed, Nov 11 | Frontier Airlines
      MXN$1,714
      35% off
      MXN$2,640 MXN$1,714
    • PHX 13:00
      17h 25m
      1 stop
      SEA 14:00
      Phoenix - Seattle | Mon, Oct 19 | Normal Airline
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    • Cheapest nonstop
      PHX 09:02
      3h 12m
      Direct
      SEA 12:14
      Phoenix - Seattle | Wed, Nov 4 | Alaska Airlines
      SEA 15:10
      2h 50m
      Direct
      PHX 18:00
      Seattle - Phoenix | Fri, Nov 6 | Alaska Airlines
      MXN$2,389 MXN$3,568
      33% off
      33% off
      MXN$3,568 MXN$2,389
    • PHX 09:02
      3h 12m
      Direct
      SEA 12:14
      Phoenix - Seattle | Mon, Nov 2 | Alaska Airlines
      SEA 15:10
      2h 50m
      Direct
      PHX 18:00
      Seattle - Phoenix | Thu, Nov 5 | Alaska Airlines
      MXN$2,389 MXN$3,568
      33% off
      33% off
      MXN$3,568 MXN$2,389
    • PHX 09:02
      3h 12m
      Direct
      SEA 12:14
      Phoenix - Seattle | Tue, Nov 3 | Alaska Airlines
      SEA 15:10
      2h 50m
      Direct
      PHX 18:00
      Seattle - Phoenix | Thu, Nov 5 | Alaska Airlines
      MXN$2,389 MXN$3,568
      33% off
      33% off
      MXN$3,568 MXN$2,389
    • PHX 15:59
      3h 11m
      Direct
      SEA 19:10
      Phoenix - Seattle | Wed, Nov 4 | Delta Air Lines
      SEA 07:15
      3h 4m
      Direct
      PHX 11:19
      Seattle - Phoenix | Sat, Nov 7 | Delta Air Lines
      MXN$2,408
      33% off
      MXN$3,568 MXN$2,408
    • PHX 07:47
      3h 27m
      Direct
      SEA 11:14
      Phoenix - Seattle | Tue, Nov 3 | American Airlines
      SEA 07:27
      3h 5m
      Direct
      PHX 10:32
      Seattle - Phoenix | Fri, Nov 6 | Alaska Airlines
      MXN$2,519
      28% off
      MXN$3,568 MXN$2,519
    • PHX 18:35
      3h 16m
      Direct
      SEA 21:51
      Phoenix - Seattle | Fri, Nov 6 | Delta Air Lines
      SEA 07:15
      3h 4m
      Direct
      PHX 11:19
      Seattle - Phoenix | Tue, Nov 10 | Delta Air Lines
      MXN$2,533
      28% off
      MXN$3,568 MXN$2,533
    • PHX 07:35
      3h 20m
      Direct
      SEA 09:55
      Phoenix - Seattle | Fri, Nov 13 | Delta Air Lines
      SEA 07:15
      3h 4m
      Direct
      PHX 11:19
      Seattle - Phoenix | Fri, Nov 20 | Delta Air Lines
      MXN$2,533
      28% off
      MXN$3,568 MXN$2,533
    • PHX 14:00
      5h 33m
      1 stop
      SEA 18:33
      Phoenix - Seattle | Tue, Nov 17 | Frontier Airlines
      SEA 19:48
      21h 14m
      1 stop
      PHX 18:02
      Seattle - Phoenix | Sun, Nov 22 | Frontier Airlines
      MXN$2,372
      34% off
      MXN$3,568 MXN$2,372
    • PHX 07:15
      8h 57m
      1 stop
      SEA 15:12
      Phoenix - Seattle | Tue, Nov 10 | Frontier Airlines
      SEA 16:27
      7h 15m
      1 stop
      PHX 00:42
      Seattle - Phoenix | Fri, Nov 13 | Frontier Airlines
      MXN$2,524
      28% off
      MXN$3,568 MXN$2,524
    • PHX 13:00
      17h 25m
      1 stop
      SEA 14:00
      Phoenix - Seattle | Mon, Oct 19 | Normal Airline
      SEA 15:00
      6h
      Direct
      PHX 16:00
      Seattle - Phoenix | Wed, Oct 21 | Normal Airline
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    • Cheapest nonstop
      PHX 06:00
      3h 19m
      Direct
      SEA 08:19
      Phoenix - Seattle | Sun, Dec 13 | Delta Air Lines
      MXN$1,426 MXN$9,851
      86% off
      86% off
      MXN$9,851 MXN$1,426
    • PHX 20:58
      3h 17m
      Direct
      SEA 23:15
      Phoenix - Seattle | Wed, Dec 9 | Alaska Airlines
      MXN$2,245 MXN$9,851
      77% off
      77% off
      MXN$9,851 MXN$2,245
    • PHX 07:00
      3h 20m
      Direct
      SEA 09:20
      Phoenix - Seattle | Tue, Dec 15 | Alaska Airlines
      MXN$2,292 MXN$9,851
      77% off
      77% off
      MXN$9,851 MXN$2,292
    • PHX 16:58
      3h 12m
      Direct
      SEA 19:10
      Phoenix - Seattle | Fri, Nov 6 | Alaska Airlines
      MXN$2,591
      74% off
      MXN$9,851 MXN$2,591
    • PHX 20:36
      3h 19m
      Direct
      SEA 22:55
      Phoenix - Seattle | Fri, Nov 6 | Delta Air Lines
      MXN$2,685
      73% off
      MXN$9,851 MXN$2,685
    • PHX 18:36
      3h 13m
      Direct
      SEA 20:49
      Phoenix - Seattle | Mon, Nov 9 | Delta Air Lines
      MXN$3,180
      68% off
      MXN$9,851 MXN$3,180
    • PHX 20:36
      3h 19m
      Direct
      SEA 22:55
      Phoenix - Seattle | Tue, Nov 3 | Delta Air Lines
      MXN$3,736
      62% off
      MXN$9,851 MXN$3,736
    • PHX 19:35
      3h 21m
      Direct
      SEA 22:56
      Phoenix - Seattle | Tue, Oct 27 | Delta Air Lines
      MXN$4,785
      51% off
      MXN$9,851 MXN$4,785
    • PHX 07:47
      3h 27m
      Direct
      SEA 11:14
      Phoenix - Seattle | Sun, Oct 18 | American Airlines
      MXN$5,117
      48% off
      MXN$9,851 MXN$5,117
    • PHX 13:00
      17h 25m
      1 stop
      SEA 14:00
      Phoenix - Seattle | Mon, Oct 19 | Normal Airline
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    • Cheapest nonstop
      PHX 06:00
      3h 19m
      Direct
      SEA 08:19
      Phoenix - Seattle | Sun, Dec 13 | Delta Air Lines
      MXN$1,426 MXN$9,851
      86% off
      86% off
      MXN$9,851 MXN$1,426
    • PHX 20:58
      3h 17m
      Direct
      SEA 23:15
      Phoenix - Seattle | Wed, Dec 9 | Alaska Airlines
      MXN$2,245 MXN$9,851
      77% off
      77% off
      MXN$9,851 MXN$2,245
    • PHX 07:00
      3h 20m
      Direct
      SEA 09:20
      Phoenix - Seattle | Tue, Dec 15 | Alaska Airlines
      MXN$2,292 MXN$9,851
      77% off
      77% off
      MXN$9,851 MXN$2,292
    • PHX 16:58
      3h 12m
      Direct
      SEA 19:10
      Phoenix - Seattle | Fri, Nov 6 | Alaska Airlines
      MXN$2,591
      74% off
      MXN$9,851 MXN$2,591
    • PHX 20:36
      3h 19m
      Direct
      SEA 22:55
      Phoenix - Seattle | Fri, Nov 6 | Delta Air Lines
      MXN$2,685
      73% off
      MXN$9,851 MXN$2,685
    • PHX 18:36
      3h 13m
      Direct
      SEA 20:49
      Phoenix - Seattle | Mon, Nov 9 | Delta Air Lines
      MXN$3,180
      68% off
      MXN$9,851 MXN$3,180
    • PHX 20:36
      3h 19m
      Direct
      SEA 22:55
      Phoenix - Seattle | Tue, Nov 3 | Delta Air Lines
      MXN$3,736
      62% off
      MXN$9,851 MXN$3,736
    • PHX 19:35
      3h 21m
      Direct
      SEA 22:56
      Phoenix - Seattle | Tue, Oct 27 | Delta Air Lines
      MXN$4,785
      51% off
      MXN$9,851 MXN$4,785
    • PHX 07:47
      3h 27m
      Direct
      SEA 11:14
      Phoenix - Seattle | Sun, Oct 18 | American Airlines
      MXN$5,117
      48% off
      MXN$9,851 MXN$5,117
    • PHX 13:00
      17h 25m
      1 stop
      SEA 14:00
      Phoenix - Seattle | Mon, Oct 19 | Normal Airline
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    • Cheapest nonstop
      PHX 16:13
      3h 10m
      Direct
      SEA 19:23
      Phoenix - Seattle | Tue, Oct 20 | Alaska Airlines
      MXN$4,605 MXN$7,208
      36% off
      36% off
      MXN$7,208 MXN$4,605
    • PHX 14:41
      3h 10m
      Direct
      SEA 17:51
      Phoenix - Seattle | Sat, Oct 24 | Alaska Airlines
      MXN$4,733 MXN$7,208
      34% off
      34% off
      MXN$7,208 MXN$4,733
    • PHX 09:02
      3h 12m
      Direct
      SEA 12:14
      Phoenix - Seattle | Mon, Oct 19 | Alaska Airlines
      MXN$5,004 MXN$7,208
      31% off
      31% off
      MXN$7,208 MXN$5,004
    • PHX 16:13
      3h 10m
      Direct
      SEA 19:23
      Phoenix - Seattle | Wed, Oct 21 | Alaska Airlines
      MXN$5,007
      31% off
      MXN$7,208 MXN$5,007
    • PHX 19:03
      3h 10m
      Direct
      SEA 22:13
      Phoenix - Seattle | Fri, Oct 23 | Alaska Airlines
      MXN$5,018
      30% off
      MXN$7,208 MXN$5,018
    • PHX 06:02
      3h 10m
      Direct
      SEA 09:12
      Phoenix - Seattle | Sun, Oct 18 | Alaska Airlines
      MXN$5,026
      30% off
      MXN$7,208 MXN$5,026
    • PHX 09:02
      3h 12m
      Direct
      SEA 12:14
      Phoenix - Seattle | Thu, Oct 22 | Alaska Airlines
      MXN$5,115
      28% off
      MXN$7,208 MXN$5,115
    • PHX 07:47
      3h 27m
      Direct
      SEA 11:14
      Phoenix - Seattle | Sun, Oct 18 | American Airlines
      MXN$5,117
      28% off
      MXN$7,208 MXN$5,117
    • PHX 09:15
      5h 57m
      1 stop
      SEA 15:12
      Phoenix - Seattle | Sat, Oct 24 | Frontier Airlines
      MXN$2,862
      60% off
      MXN$7,208 MXN$2,862
    • PHX 13:00
      17h 25m
      1 stop
      SEA 14:00
      Phoenix - Seattle | Mon, Oct 19 | Normal Airline
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    • PHX 16:48
      3h 5m
      Direct
      SEA 18:53
      Phoenix - Seattle | Sun, Nov 15 | Delta Air Lines
      MXN$11,834 MXN$16,668
      28% off
      28% off
      MXN$16,668 MXN$11,834
    • PHX 16:48
      3h 5m
      Direct
      SEA 18:53
      Phoenix - Seattle | Fri, Nov 27 | Delta Air Lines
      MXN$9,100 MXN$16,668
      45% off
      45% off
      MXN$16,668 MXN$9,100
    • PHX 13:00
      17h 25m
      1 stop
      SEA 14:00
      Phoenix - Seattle | Mon, Oct 19 | Normal Airline
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Displayed flight fares from Phoenix to Seattle are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Phoenix Sky Harbor International Airport to Seattle-Tacoma International Airport

What is the cheapest month to fly from Phoenix Sky Harbor International Airport to Seattle-Tacoma 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 Seattle-Tacoma 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 Seattle-Tacoma International Airport are usually in October, with an average price of MXN$2,369. It is best to avoid September, when the average price can reach MXN$3,842.

MXN$3,842
MXN$3,106
MXN$2,369
MXN$1,633
  • MXN$2,369
    Oct
  • MXN$2,651
    Nov
  • MXN$2,990
    Dec
  • MXN$3,713
    Jan
  • MXN$2,824
    Feb
  • MXN$3,001
    Mar
  • MXN$3,044
    Apr
  • MXN$3,527
    May
  • MXN$3,171
    Jun
  • MXN$3,451
    Jul
  • MXN$3,054
    Aug
  • MXN$3,842
    Sep

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

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

MXN$4,040
MXN$3,258
MXN$2,476
MXN$1,694
    Cheapest
  • MXN$3,185
    Mon
  • MXN$3,185
    Tue
  • MXN$2,476
    Wed
  • MXN$2,711
    Thu
  • MXN$3,186
    Fri
  • MXN$3,030
    Sat
  • MXN$4,040
    Sun

Which airline offers the cheapest flights from Phoenix Sky Harbor International Airport to Seattle-Tacoma International Airport?

The cheapest airline flying from Phoenix Sky Harbor International Airport to Seattle-Tacoma International Airport is Frontier Airlines (from MXN$1,240) among 8 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From MXN$1,240
Delta Air Lines
From MXN$1,251
American Airlines
From MXN$2,126
Alaska Airlines
From MXN$2,228
United Airlines
From MXN$2,892
WestJet
From MXN$3,941
Air Canada
From MXN$4,666
Hahn Air
From MXN$5,513

Find more flights and airlines

What is the flight schedule from Phoenix Sky Harbor International Airport to Seattle-Tacoma International Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL2444

    Phoenix Sky Harbor International Airport

    06:00

    PHX

    3h 18m

    09:18

    SEA

    S M T W T F S
    Search

  2. DL2374

    Phoenix Sky Harbor International Airport

    08:45

    PHX

    4h 21m

    12:06

    SEA

    S M T W T F S
    Search

  3. F91061

    Phoenix Sky Harbor International Airport

    13:27

    PHX

    1h 32m

    Direct

    13:59

    LAX

    S M T W T F S
    Search

  4. F91177

    Los Angeles International Airport

    17:02

    LAX

    3h

    Direct

    20:02

    SEA

    S M T W T F S

  5. F91748

    Phoenix Sky Harbor International Airport

    10:09

    PHX

    1h 50m

    Direct

    11:59

    DEN

    S - T - T - -
    Search

  6. F91175

    Denver International Airport

    13:07

    DEN

    3h 5m

    Direct

    15:12

    SEA

    S M T W T F S

  7. F93303

    Phoenix Sky Harbor International Airport

    06:51

    PHX

    1h 29m

    Direct

    07:20

    LAX

    - - - - - - S
    Search

  8. F91177

    Los Angeles International Airport

    17:02

    LAX

    3h

    Direct

    20:02

    SEA

    S M T W T F S

  9. F91376

    Phoenix Sky Harbor International Airport

    10:48

    PHX

    1h 56m

    Direct

    12:44

    DEN

    S M T W T F S
    Search

  10. F91175

    Denver International Airport

    13:07

    DEN

    3h 5m

    Direct

    15:12

    SEA

    S M T W T F S

  11. F91019

    Phoenix Sky Harbor International Airport

    06:00

    PHX

    1h 13m

    Direct

    06:13

    LAS

    S M T W T F S
    Search

  12. F92407

    Harry Reid International Airport

    09:32

    LAS

    2h 59m

    Direct

    12:31

    SEA

    S - - W T - S

  13. F94768

    Phoenix Sky Harbor International Airport

    07:24

    PHX

    1h 52m

    Direct

    09:16

    DEN

    S M T W T F S
    Search

  14. F91175

    Denver International Airport

    13:07

    DEN

    3h 5m

    Direct

    15:12

    SEA

    S M T W T F S

  15. F94113

    Phoenix Sky Harbor International Airport

    21:22

    PHX

    1h 14m

    Direct

    21:36

    LAS

    S M T - T F -
    Search

  16. F92407

    Harry Reid International Airport

    09:32

    LAS

    2h 59m

    Direct

    12:31

    SEA

    S - - W T - S
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About Phoenix Sky Harbor International Airport and Seattle-Tacoma International Airport

Learn about Phoenix Sky Harbor International Airport (PHX) and Seattle-Tacoma International Airport (SEA) — including location, terminals, transportation, and travel tips.

Flight distance 1,783.45km
Cheapest one-way ticket price MXN$1,240
Cheapest return ticket price MXN$2,372

FAQs for Phoenix Sky Harbor International Airport to Seattle-Tacoma International Airport Flights

  • How long is the flight from Phoenix Sky Harbor International Airport to Seattle-Tacoma International Airport?

    Phoenix Sky Harbor International Airport to Seattle-Tacoma International Airport takes about 2 hours 39 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 10 daily flights from Phoenix Sky Harbor International Airport (PHX) to Seattle-Tacoma International Airport (SEA).
  • The earliest flight from Phoenix Sky Harbor International Airport to Seattle-Tacoma International Airport departs at 06:02, and the last departs at 22:30, with about 29 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 Seattle-Tacoma International Airport (SEA) is quite popular. Without considering departure times or holidays, tickets cost around MXN$4,860 in October, the most expensive month to book this route.
    • The distance from Seattle-Tacoma International Airport to downtown is about 17km, by taxi about 30 minutes.
  • American Airlines is a very popular airline operating an average of 5592 flights per month.
  • One-way flights from Phoenix Sky Harbor International Airport to Seattle-Tacoma International Airport currently start from MXN$1,240, and round-trip fares start from MXN$2,372. The current lowest fare is a Frontier Airlines flight departing on Sun, Nov 22; prices may vary depending on availability.
  • Yes. Alaska Airlines, Delta Air Lines and American Airlines operate direct flights from Phoenix Sky Harbor International Airport to Seattle-Tacoma International Airport, with an average flight time of 2 hours 35 minutes, and around 133 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 Seattle-Tacoma International Airport is MXN$3,162. Prices may vary depending on the departure date, airline, and availability.
  • WestJet and Condor are the most popular budget airlines flying from Phoenix Sky Harbor International Airport to Seattle-Tacoma International Airport, with one-way fares starting from MXN$1,240. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Phoenix Sky Harbor International Airport to Seattle-Tacoma International Airport operates around 134 weekly flights, mainly by Alaska Airlines, Delta Air Lines and American Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Phoenix Sky Harbor International Airport and Seattle-Tacoma 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.