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

Explore the cheapest one-way and round-trip flights from Seattle-Tacoma International Airport to Phoenix Sky Harbor International Airport over the next 90 days, with one-way fares from €51 and round-trip from €110. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        SEA 09:50
        3h 5m
        Direct
        PHX 12:55
        Seattle - Phoenix | Thu, Oct 22 | Alaska Airlines
        PHX 09:02
        3h 12m
        Direct
        SEA 12:14
        Phoenix - Seattle | Sun, Oct 25 | Alaska Airlines
        €130 €249
        48% off
        48% off
        €249 €130
      • SEA 16:27
        7h 21m
        1 stop
        PHX 23:48
        Seattle - Phoenix | Fri, Oct 23 | Frontier Airlines
        PHX 09:15
        5h 57m
        1 stop
        SEA 15:12
        Phoenix - Seattle | Sat, Oct 24 | Frontier Airlines
        €110 €249
        56% off
        56% off
        €249 €110
      • SEA 12:14
        5h 12m
        1 stop
        PHX 18:26
        Seattle - Phoenix | Thu, Nov 5 | Frontier Airlines
        PHX 10:09
        6h 3m
        1 stop
        SEA 15:12
        Phoenix - Seattle | Fri, Nov 13 | Frontier Airlines
        €111 €249
        55% off
        55% off
        €249 €111
      • SEA 16:27
        7h 15m
        1 stop
        PHX 00:42
        Seattle - Phoenix | Mon, Nov 9 | Frontier Airlines
        PHX 21:59
        18h 13m
        1 stop
        SEA 15:12
        Phoenix - Seattle | Thu, Nov 12 | Frontier Airlines
        €117
        53% off
        €249 €117
      • SEA 21:13
        15h 17m
        1 stop
        PHX 12:30
        Seattle - Phoenix | Sun, Nov 1 | Frontier Airlines
        PHX 07:15
        8h 57m
        1 stop
        SEA 15:12
        Phoenix - Seattle | Mon, Nov 9 | Frontier Airlines
        €119
        52% off
        €249 €119
      • SEA 16:27
        7h 16m
        1 stop
        PHX 23:43
        Seattle - Phoenix | Mon, Oct 5 | Frontier Airlines
        PHX 19:24
        14h 18m
        1 stop
        SEA 09:42
        Phoenix - Seattle | Wed, Oct 7 | Frontier Airlines
        €119
        52% off
        €249 €119
      • SEA 12:14
        5h 12m
        1 stop
        PHX 17:26
        Seattle - Phoenix | Fri, Oct 30 | Frontier Airlines
        PHX 15:46
        24h 26m
        1 stop
        SEA 15:12
        Phoenix - Seattle | Thu, Nov 5 | Frontier Airlines
        €123
        51% off
        €249 €123
      • SEA 16:27
        7h 21m
        1 stop
        PHX 23:48
        Seattle - Phoenix | Thu, Oct 22 | Frontier Airlines
        PHX 18:21
        16h 38m
        1 stop
        SEA 10:59
        Phoenix - Seattle | Thu, Oct 29 | Frontier Airlines
        €123
        51% off
        €249 €123
      • SEA 16:27
        7h 15m
        1 stop
        PHX 00:42
        Seattle - Phoenix | Mon, Nov 16 | Frontier Airlines
        PHX 19:21
        15h 24m
        1 stop
        SEA 09:45
        Phoenix - Seattle | Fri, Nov 20 | Frontier Airlines
        €123
        51% off
        €249 €123
      • SEA 18:20
        3h
        Direct
        PHX 21:20
        Seattle - Phoenix | Sun, Nov 1 | American Airlines
        PHX 09:15
        5h 57m
        1 stop
        SEA 15:12
        Phoenix - Seattle | Mon, Nov 2 | Frontier Airlines
        €126
        49% off
        €249 €126
      • SEA 21:16
        21h 17m
        1 stop
        PHX 18:33
        Seattle - Phoenix | Sun, Oct 18 | Frontier Airlines
        PHX 20:51
        18h 21m
        1 stop
        SEA 15:12
        Phoenix - Seattle | Wed, Oct 21 | Frontier Airlines
        €199
        20% off
        €249 €199
      • SEA 13:00
        17h 25m
        1 stop
        PHX 14:00
        Seattle - Phoenix | Thu, Sep 24 | Normal Airline
        PHX 15:00
        6h
        Direct
        SEA 16:00
        Phoenix - Seattle | Sat, Sep 26 | Normal Airline
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      • Cheapest nonstop
        SEA 20:58
        2h 54m
        Direct
        PHX 23:52
        Seattle - Phoenix | Sat, Oct 31 | Alaska Airlines
        €65 €85
        24% off
        24% off
        €85 €65
      • SEA 07:37
        3h 3m
        Direct
        PHX 11:40
        Seattle - Phoenix | Tue, Nov 10 | Alaska Airlines
        €65 €85
        24% off
        24% off
        €85 €65
      • SEA 18:20
        2h 55m
        Direct
        PHX 22:15
        Seattle - Phoenix | Thu, Nov 5 | Delta Air Lines
        €68 €85
        20% off
        20% off
        €85 €68
      • SEA 20:15
        3h 3m
        Direct
        PHX 23:18
        Seattle - Phoenix | Tue, Oct 27 | Delta Air Lines
        €68
        20% off
        €85 €68
      • SEA 20:15
        3h 3m
        Direct
        PHX 00:18
        Seattle - Phoenix | Tue, Nov 10 | Delta Air Lines
        €68
        20% off
        €85 €68
      • SEA 21:13
        20h 14m
        1 stop
        PHX 18:27
        Seattle - Phoenix | Sun, Nov 8 | Frontier Airlines
        €51
        40% off
        €85 €51
      • SEA 12:14
        5h 12m
        1 stop
        PHX 18:26
        Seattle - Phoenix | Thu, Nov 5 | Frontier Airlines
        €55
        35% off
        €85 €55
      • SEA 16:27
        7h 15m
        1 stop
        PHX 00:42
        Seattle - Phoenix | Fri, Nov 13 | Frontier Airlines
        €55
        35% off
        €85 €55
      • SEA 21:13
        24h 56m
        1 stop
        PHX 23:09
        Seattle - Phoenix | Tue, Nov 10 | Frontier Airlines
        €60
        28% off
        €85 €60
      • SEA 20:00
        28h 10m
        1 stop
        PHX 00:10
        Seattle - Phoenix | Fri, Oct 23 | Frontier Airlines
        €60
        28% off
        €85 €60
      • SEA 21:13
        15h 17m
        1 stop
        PHX 12:30
        Seattle - Phoenix | Sat, Oct 31 | Frontier Airlines
        €67
        21% off
        €85 €67
      • SEA 21:16
        24h 19m
        1 stop
        PHX 21:35
        Seattle - Phoenix | Wed, Oct 7 | Frontier Airlines
        €67
        21% off
        €85 €67
      • SEA 13:00
        17h 25m
        1 stop
        PHX 14:00
        Seattle - Phoenix | Thu, Sep 24 | Normal Airline
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Displayed flight fares from Seattle-Tacoma International Airport to Phoenix Sky Harbor International Airport are based on average prices across airlines for the next 3 months according to the latest Trip.com data.

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

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

The data is based on the past 12 months and shows the average one-way ticket prices from Seattle-Tacoma International Airport to Phoenix Sky Harbor 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 Seattle-Tacoma International Airport to Phoenix Sky Harbor International Airport are usually in January, with an average price of €97. It is best to avoid August, when the average price can reach €183.

€183
€140
€97
€54
    Cheapest
  • €107
    Sep
  • €130
    Oct
  • €110
    Nov
  • €147
    Dec
  • €97
    Jan
  • €121
    Feb
  • €129
    Mar
  • €103
    Apr
  • €166
    May
  • €155
    Jun
  • €173
    Jul
  • €183
    Aug

What is the cheapest month to fly return from Seattle-Tacoma International Airport to Phoenix Sky Harbor International Airport?

The data is based on the past 12 months and shows the average monthly return fares from Seattle-Tacoma International Airport to Phoenix Sky Harbor International Airport in the Trip.com database.

Based on Trip.com's data from the past 12 months, January is often the month to find the lowest fares from Seattle-Tacoma International Airport to Phoenix Sky Harbor International Airport, with an average price of €137. July is usually the most expensive month, with an average price reaching €285.

€285
€211
€137
€63
    Cheapest
  • €144
    Sep
  • €161
    Oct
  • €234
    Nov
  • €243
    Dec
  • €137
    Jan
  • €254
    Feb
  • €281
    Mar
  • €178
    Apr
  • €257
    May
  • €213
    Jun
  • €285
    Jul
  • €209
    Aug

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

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

€161
€139
€117
€95
    Cheapest
  • €123
    Mon
  • €143
    Tue
  • €161
    Wed
  • €141
    Thu
  • €138
    Fri
  • €117
    Sat
  • €158
    Sun

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

The cheapest airline flying from Seattle-Tacoma International Airport to Phoenix Sky Harbor International Airport is Frontier Airlines (from €51) among 7 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €51
Alaska Airlines
From €65
Delta Air Lines
From €68
American Airlines
From €69
Hahn Air
From €112
United Airlines
From €130
WestJet
From €184

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

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS700

    Seattle-Tacoma International Airport

    14:12

    SEA

    2h 50m

    18:02

    PHX

    S M T W T F S
    Search

  2. DL2698

    Seattle-Tacoma International Airport

    17:40

    SEA

    2h 54m

    20:34

    PHX

    S M T W T F S
    Search

  3. AS632

    Seattle-Tacoma International Airport

    17:29

    SEA

    2h 49m

    21:18

    PHX

    S M T W T F S
    Search

  4. AA3934

    Seattle-Tacoma International Airport

    18:15

    SEA

    3h

    21:15

    PHX

    S M T W T F S
    Search

  5. DL2447

    Seattle-Tacoma International Airport

    19:58

    SEA

    3h 1m

    23:59

    PHX

    S M T W T F S
    Search

  6. AS417

    Seattle-Tacoma International Airport

    11:59

    SEA

    3h 11m

    15:10

    PHX

    S M T W T F S
    Search

  7. F94668

    Seattle-Tacoma International Airport

    10:09

    SEA

    2h 38m

    Direct

    12:47

    LAS

    - M - - - - -
    Search

  8. F91020

    Harry Reid International Airport

    19:38

    LAS

    1h 14m

    Direct

    21:52

    PHX

    S M - W T - S

  9. F93406

    Seattle-Tacoma International Airport

    16:27

    SEA

    2h 50m

    Direct

    20:17

    DEN

    S M T W T F S
    Search

  10. F94753

    Denver International Airport

    22:36

    DEN

    2h 13m

    Direct

    00:49

    PHX

    S M T W T F S

  11. F94204

    Seattle-Tacoma International Airport

    21:53

    SEA

    2h 38m

    Direct

    00:31

    LAS

    S - T W T F S
    Search

  12. F94048

    Harry Reid International Airport

    07:19

    LAS

    1h 16m

    Direct

    09:35

    PHX

    S M T W T F S

  13. F91178

    Seattle-Tacoma International Airport

    20:00

    SEA

    2h 58m

    Direct

    22:58

    LAX

    S M T W T F S
    Search

  14. F91062

    Los Angeles International Airport

    10:45

    LAX

    1h 28m

    Direct

    13:13

    PHX

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

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

Flight distance1,783.45km
Cheapest one-way ticket price€51
Cheapest return ticket price€110

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

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

    Seattle-Tacoma International Airport to Phoenix Sky Harbor International Airport takes about 2 hours 35 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 11 daily flights from Seattle-Tacoma International Airport (SEA) to Phoenix Sky Harbor International Airport (PHX).
  • The earliest flight from Seattle-Tacoma International Airport to Phoenix Sky Harbor International Airport departs at 05:00, and the last departs at 21:25, with about 30 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Seattle-Tacoma International Airport (SEA) to Phoenix Sky Harbor International Airport (PHX) is quite popular. Without considering departure times or holidays, tickets cost around €232 in September, the most expensive month to book this route.
  • American Airlines is a very popular airline operating an average of 5233 flights per month.
  • One-way flights from Seattle-Tacoma International Airport to Phoenix Sky Harbor International Airport currently start from €51, and round-trip fares start from €110. The current lowest fare is a Frontier Airlines flight departing on Sun, Nov 8; prices may vary depending on availability.
  • Yes. Alaska Airlines, Delta Air Lines and American Airlines operate direct flights from Seattle-Tacoma International Airport to Phoenix Sky Harbor International Airport, with an average flight time of 2 hours 33 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 Seattle-Tacoma International Airport to Phoenix Sky Harbor International Airport is €150. Prices may vary depending on the departure date, airline, and availability.
  • WestJet and Condor are the most popular budget airlines flying from Seattle-Tacoma International Airport to Phoenix Sky Harbor International Airport, with one-way fares starting from €51. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Seattle-Tacoma International Airport to Phoenix Sky Harbor International Airport operates around 95 weekly flights, mainly by Alaska Airlines, Delta Air Lines and American Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Seattle-Tacoma International Airport and Phoenix Sky Harbor 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.

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