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George Bush Intercontinental Airport to Seattle-Tacoma International Airport flight

Search for flights from Houston to Seattle and check out affordable one-way and round-trip options.

      • Cheapest nonstop
        IAH 08:00
        4h 41m
        Direct
        SEA 10:41
        Houston - Seattle | Tue, Aug 11 | Alaska Airlines
        SEA 23:57
        4h 23m
        Direct
        IAH 06:20
        Seattle - Houston | Sun, Aug 16 | Alaska Airlines
        € 242 € 269
        10% off
        10% off
        € 269 € 242
      • IAH 07:02
        4h 40m
        Direct
        SEA 09:42
        Houston - Seattle | Tue, Sep 8 | Alaska Airlines
        SEA 07:00
        9h 49m
        1 stop
        IAH 18:49
        Seattle - Houston | Tue, Sep 15 | Frontier Airlines
        € 188 € 269
        30% off
        30% off
        € 269 € 188
      • IAH 20:53
        15h 46m
        1 stop
        SEA 10:39
        Houston - Seattle | Thu, Jul 23 | Frontier Airlines
        SEA 20:12
        21h 46m
        1 stop
        IAH 19:58
        Seattle - Houston | Wed, Jul 29 | Frontier Airlines
        € 197 € 269
        27% off
        27% off
        € 269 € 197
      • IAH 06:30
        8h 52m
        1 stop
        SEA 13:22
        Houston - Seattle | Sun, Aug 23 | Frontier Airlines
        SEA 14:37
        8h 3m
        1 stop
        IAH 00:40
        Seattle - Houston | Sun, Aug 30 | Frontier Airlines
        € 212
        21% off
        € 269 € 212
      • IAH 06:30
        28h 49m
        1 stop
        SEA 09:19
        Houston - Seattle | Sun, Sep 6 | Frontier Airlines
        SEA 14:37
        8h 18m
        1 stop
        IAH 00:55
        Seattle - Houston | Wed, Sep 9 | Frontier Airlines
        € 227
        16% off
        € 269 € 227
      • IAH 20:53
        15h 46m
        1 stop
        SEA 10:39
        Houston - Seattle | Fri, Jul 24 | Frontier Airlines
        SEA 11:54
        9h 11m
        1 stop
        IAH 23:05
        Seattle - Houston | Fri, Jul 31 | Frontier Airlines
        € 227
        16% off
        € 269 € 227
      • IAH 17:38
        28h 24m
        1 stop
        SEA 20:02
        Houston - Seattle | Sun, Aug 30 | Frontier Airlines
        SEA 19:06
        24h 13m
        1 stop
        IAH 21:19
        Seattle - Houston | Thu, Sep 3 | Frontier Airlines
        € 228
        15% off
        € 269 € 228
      • IAH 14:34
        4h 45m
        Direct
        SEA 17:19
        Houston - Seattle | Fri, Aug 21 | Alaska Airlines
        SEA 13:35
        9h 5m
        1 stop
        IAH 00:40
        Seattle - Houston | Tue, Aug 25 | Frontier Airlines
        € 234
        13% off
        € 269 € 234
      • IAH 17:38
        28h
        1 stop
        SEA 19:38
        Houston - Seattle | Wed, Aug 26 | Frontier Airlines
        SEA 21:29
        13h 29m
        1 stop
        IAH 12:58
        Seattle - Houston | Tue, Sep 1 | Frontier Airlines
        € 242
        10% off
        € 269 € 242
      • IAH 05:00
        6h 25m
        1 stop
        SEA 09:25
        Houston - Seattle | Fri, Aug 21 | American Airlines
        SEA 13:35
        9h 5m
        1 stop
        IAH 00:40
        Seattle - Houston | Tue, Aug 25 | Frontier Airlines
        € 244
        9% off
        € 269 € 244
      • HOU 13:00
        17h 25m
        1 stop
        SEA 14:00
        Houston - Seattle | Fri, Jul 17 | Normal Airline
        SEA 15:00
        6h
        Direct
        HOU 16:00
        Seattle - Houston | Sun, Jul 19 | Normal Airline
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      • Cheapest nonstop
        IAH 14:34
        4h 45m
        Direct
        SEA 17:19
        Houston - Seattle | Thu, Aug 27 | Alaska Airlines
        € 122 € 135
        10% off
        10% off
        € 135 € 122
      • IAH 14:34
        4h 45m
        Direct
        SEA 17:19
        Houston - Seattle | Tue, Sep 1 | Alaska Airlines
        € 122 € 135
        10% off
        10% off
        € 135 € 122
      • IAH 06:50
        19h 37m
        1 stop
        SEA 00:27
        Houston - Seattle | Wed, Sep 9 | Frontier Airlines
        € 55 € 135
        59% off
        59% off
        € 135 € 55
      • IAH 06:30
        7h 50m
        1 stop
        SEA 12:20
        Houston - Seattle | Mon, Aug 31 | Frontier Airlines
        € 55
        59% off
        € 135 € 55
      • IAH 06:30
        28h 49m
        1 stop
        SEA 09:19
        Houston - Seattle | Mon, Aug 17 | Frontier Airlines
        € 56
        59% off
        € 135 € 56
      • IAH 06:50
        19h 37m
        1 stop
        SEA 00:27
        Houston - Seattle | Sat, Sep 12 | Frontier Airlines
        € 72
        47% off
        € 135 € 72
      • IAH 06:30
        8h 52m
        1 stop
        SEA 13:22
        Houston - Seattle | Tue, Aug 18 | Frontier Airlines
        € 80
        41% off
        € 135 € 80
      • IAH 13:22
        23h 42m
        1 stop
        SEA 11:04
        Houston - Seattle | Wed, Aug 12 | Frontier Airlines
        € 87
        36% off
        € 135 € 87
      • IAH 11:35
        11h 10m
        1 stop
        SEA 20:45
        Houston - Seattle | Sat, Aug 22 | Frontier Airlines
        € 96
        28% off
        € 135 € 96
      • IAH 11:35
        13h 30m
        1 stop
        SEA 23:05
        Houston - Seattle | Tue, Sep 1 | Frontier Airlines
        € 102
        24% off
        € 135 € 102
      • IAH 13:41
        22h 54m
        1 stop
        SEA 10:35
        Houston - Seattle | Wed, Aug 19 | Frontier Airlines
        € 103
        24% off
        € 135 € 103
      • IAH 17:38
        28h 24m
        1 stop
        SEA 20:02
        Houston - Seattle | Sat, Aug 29 | Frontier Airlines
        € 116
        14% off
        € 135 € 116
      • HOU 13:00
        17h 25m
        1 stop
        SEA 14:00
        Houston - Seattle | Fri, Jul 17 | Normal Airline
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Trip.com Price Insights: Flights from George Bush Intercontinental Airport to Seattle-Tacoma International Airport

Which month has the cheapest one-way flights from George Bush Intercontinental Airport to Seattle-Tacoma International Airport?

The data is based on Trip.com data from the past 12 months and shows the average one-way fares by month from George Bush Intercontinental Airport to Seattle-Tacoma International Airport.

Based on Trip.com data from the past 12 months, the cheapest one-way flights from George Bush Intercontinental Airport to Seattle-Tacoma International Airport are usually in November, with an average price of € 155. February sees the highest fares, around € 315.

€ 315
€ 235
€ 155
€ 75
    Cheapest
  • € 248
    Jul
  • € 215
    Aug
  • € 252
    Sep
  • € 190
    Oct
  • € 155
    Nov
  • € 275
    Dec
  • € 171
    Jan
  • € 315
    Feb
  • € 214
    Mar
  • € 223
    Apr
  • € 228
    May
  • € 274
    Jun

Which day of the week has the cheapest flights from George Bush Intercontinental Airport to Seattle-Tacoma International Airport?

The data is based on Trip.com data from the past 12 months and shows the average fares by each day of the week from George Bush Intercontinental Airport to Seattle-Tacoma International Airport.

Based on Trip.com data from the past 12 months, the cheapest day for flights from George Bush Intercontinental Airport to Seattle-Tacoma International Airport is Thursday, with average prices lower than other days. Try to avoid departing on Sunday, as fares are typically the highest.

€ 278
€ 230
€ 181
€ 133
    Cheapest
  • € 270
    Mon
  • € 240
    Tue
  • € 235
    Wed
  • € 181
    Thu
  • € 230
    Fri
  • € 215
    Sat
  • € 278
    Sun

Selected Airlines from George Bush Intercontinental Airport to Seattle-Tacoma International Airport

See which airlines fly from Houston to Seattle. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Frontier Airlines
From € 55
Alaska Airlines
From € 122
Delta Air Lines
From € 125
United Airlines
From € 125
Jetblue Airways
From € 143
American Airlines
From € 152

Find more flights and airlines

Flight Schedule from George Bush Intercontinental Airport to Seattle-Tacoma International Airport

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS453

    George Bush Intercontinental Airport

    06:20

    IAH

    4h 41m

    09:01

    SEA

    S M T W T F S
    Search

  2. AS439

    George Bush Intercontinental Airport

    14:34

    IAH

    4h 45m

    17:19

    SEA

    S M T W T F S
    Search

  3. F93229

    George Bush Intercontinental Airport

    05:05

    IAH

    2h 34m

    Direct

    06:39

    DEN

    S M T W T F S
    Search

  4. F91175

    Denver International Airport

    11:05

    DEN

    3h 17m

    Direct

    13:22

    SEA

    S M T W T F S

  5. DL1143

    George Bush Intercontinental Airport

    16:09

    IAH

    3h 21m

    Direct

    17:30

    LAX

    S M T W T - S
    Search

  6. DL2616

    Los Angeles International Airport

    21:05

    LAX

    2h 54m

    Direct

    23:59

    SEA

    S - - W T F S

  7. F93227

    George Bush Intercontinental Airport

    11:35

    IAH

    2h 45m

    Direct

    13:20

    DEN

    S M T W T F S
    Search

  8. DL2543

    Denver International Airport

    18:39

    DEN

    3h 2m

    Direct

    20:41

    SEA

    S M T W T F S

  9. F93229

    George Bush Intercontinental Airport

    05:05

    IAH

    2h 34m

    Direct

    06:39

    DEN

    S M T W T F S
    Search

  10. AS615

    Denver International Airport

    19:13

    DEN

    3h

    Direct

    21:13

    SEA

    S - - - - F -

  11. F93227

    George Bush Intercontinental Airport

    11:35

    IAH

    2h 45m

    Direct

    13:20

    DEN

    S M T W T F S
    Search

  12. F94545

    Denver International Airport

    13:55

    DEN

    3h 11m

    Direct

    16:06

    SEA

    S M T W T F S

  13. F94131

    George Bush Intercontinental Airport

    12:20

    IAH

    3h 34m

    Direct

    13:54

    LAS

    S M T W T F S
    Search

  14. F92407

    Harry Reid International Airport

    08:13

    LAS

    2h 51m

    Direct

    11:04

    SEA

    S M T W T F S

  15. F94131

    George Bush Intercontinental Airport

    12:20

    IAH

    3h 34m

    Direct

    13:54

    LAS

    S M T W T F S
    Search

  16. AS785

    Harry Reid International Airport

    11:00

    LAS

    2h 46m

    Direct

    13:46

    SEA

    S M T W T F S

  17. F93205

    George Bush Intercontinental Airport

    21:59

    IAH

    2h 48m

    Direct

    23:47

    DEN

    S - - W T - S
    Search

  18. F91175

    Denver International Airport

    11:05

    DEN

    3h 17m

    Direct

    13:22

    SEA

    S M T W T F S
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George Bush Intercontinental Airport to Seattle-Tacoma International Airport Flights Info

Flight distance 3,016.2km
Cheapest one-way ticket price € 55
Cheapest return ticket price € 188

FAQs for George Bush Intercontinental Airport to Seattle-Tacoma International Airport Flights

  • How long is a flight from George Bush Intercontinental Airport (IAH) to Seattle-Tacoma International Airport (SEA)?

    It takes around 5 hours 29 minutes to fly from George Bush Intercontinental Airport (iah) to Seattle-Tacoma International Airport (sea).
  • There are around 7 daily flights from George Bush Intercontinental Airport (IAH) to Seattle-Tacoma International Airport (SEA).
  • Tickets cost around € 223 in August, making it the cheapest month to book. George Bush Intercontinental Airport (IAH) to Seattle-Tacoma International Airport (SEA) is a popular route, so don't forget to book your tickets in advance.
  • The route from George Bush Intercontinental Airport (IAH) to Seattle-Tacoma International Airport (SEA) is quite popular. Without considering departure times or holidays, tickets cost around € 384 in July, the most expensive month to book this route.
  • The earliest flight departs from George Bush Intercontinental Airport (IAH) at 06:00 and arrives in Seattle-Tacoma International Airport (SEA) at 08:40.
  • The latest flight departs from George Bush Intercontinental Airport (IAH) at 19:50 and arrives in Seattle-Tacoma International Airport (SEA) at 22:37.
    • The distance from Seattle-Tacoma International Airport to downtown is about 17km, by taxi about 30 minutes.
  • United Airlines is a very popular airline operating an average of 2037 flights per month.

Popular Destinations & Recommendations

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

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.