Cheap Flights from Houston, TX to Seattle, WA from $81

Return flight: Seattle – Houston

On Cheapflightsplus.com you will find 1 direct and 32 connecting flights from Houston to Seattle. You can compare airfare deals from 4 airlines and multiple travel sites from $81, book and save on cheap plane tickets and last minute offers. Also check out HOU-SEA flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Houston to Seattle Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $81 (one-way), $139 (round-trip).
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Full flight schedule will help you in detecting at what time planes fly from Houston to Seattle. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
18:55 — 21:49
18:55 — 21:49 AS439 Alaska Airlines
Houston — Seattle
4h 54m
Find flight
from$293
05:00 — 10:30
05:00 — 06:20 AS4681 Alaska Airlines
Houston — Dallas
1h 41m stop
08:15 — 10:37 AS543 Alaska Airlines
Dallas — Seattle
7h 30m
including layover
Find flight
from$237
05:20 — 09:49
05:20 — 07:02 UA2436 United Airlines
Houston — Denver
44m stop
07:46 — 09:49 UA204 United Airlines
Denver — Seattle
6h 29m
including layover
Find flight
from$237
06:00 — 12:29
05:51 — 07:09 AS6314 Alaska Airlines
Houston — Dallas
2h 39m stop
10:00 — 12:29 AS573 Alaska Airlines
Dallas — Seattle
8h 29m
including layover
Find flight
from$185
06:31 — 12:43
06:31 — 09:05 AS6192 Alaska Airlines
Houston — Chicago
55m stop
10:00 — 12:43 AS462 Alaska Airlines
Chicago — Seattle
8h 12m
including layover
Find flight
from$318
07:20 — 18:45
07:20 — 10:09 UA2182 United Airlines
Houston — Chicago
5h 56m stop
16:05 — 18:45 UA2278 United Airlines
Chicago — Seattle
13h 25m
including layover
Find flight
from$356
07:20 — 14:22
07:20 — 09:45 UA611 United Airlines
Houston — San Francisco
2h 19m stop
12:04 — 14:22 UA419 United Airlines
San Francisco — Seattle
9h 2m
including layover
Find flight
from$416
08:30 — 17:37
08:30 — 09:05 NK3726 Spirit Airlines
Houston — Las Vegas
5h 52m stop
14:57 — 17:37 NK781 Spirit Airlines
Las Vegas — Seattle
11h 7m
including layover
Find flight
from$152
08:40 — 18:45
08:40 — 11:23 UA215 United Airlines
Houston — Chicago
4h 42m stop
16:05 — 18:45 UA2278 United Airlines
Chicago — Seattle
12h 5m
including layover
Find flight
from$356
09:30 — 15:54
09:30 — 11:56 UA2358 United Airlines
Houston — San Francisco
1h 39m stop
13:35 — 15:54 UA1387 United Airlines
San Francisco — Seattle
8h 24m
including layover
Find flight
from$368
09:42 — 21:11
06:00 — 07:34 F93229 Frontier Airlines
Houston — Denver
7h 47m stop
17:18 — 19:28 F93405 Frontier Airlines
Denver — Seattle
13h 29m
including layover
Find flight
from$86
10:01 — 16:31
10:00 — 11:22 F93195 Frontier Airlines
Houston — Dallas
3h 9m stop
14:21 — 16:43 F94065 Frontier Airlines
Dallas — Seattle
8h 30m
including layover
Find flight
from$81
10:18 — 16:14
10:18 — 11:56 AS6511 Alaska Airlines
Houston — Dallas
1h 50m stop
13:46 — 16:14 AS909 Alaska Airlines
Dallas — Seattle
7h 56m
including layover
Find flight
from$318
11:01 — 23:10
11:01 — 12:24 NK2395 Spirit Airlines
Houston — Los Angeles
7h 58m stop
20:22 — 23:10 NK804 Spirit Airlines
Los Angeles — Seattle
14h 9m
including layover
Find flight
from$98
12:20 — 18:29
12:00 — 14:23 UA1057 United Airlines
Houston — San Francisco
1h 16m stop
16:23 — 18:41 UA2603 United Airlines
San Francisco — Seattle
8h 9m
including layover
Find flight
from$165
12:33 — 20:20
12:33 — 14:10 AS4682 Alaska Airlines
Houston — Dallas
3h 41m stop
17:51 — 20:20 AS415 Alaska Airlines
Dallas — Seattle
9h 47m
including layover
Find flight
from$367
14:24 — 08:37
+1 day
12:49 — 14:24 F91129 Frontier Airlines
Houston — Denver
14h 34m stop
06:00 — 08:15 F91175 Frontier Airlines
Denver — Seattle
20h 13m
including layover
Find flight
from$88
14:46 — 21:01
14:50 — 16:32 UA241 United Airlines
Houston — Denver
2h 32m stop
19:05 — 21:11 UA299 United Airlines
Denver — Seattle
8h 15m
including layover
Find flight
from$165
16:20 — 22:00
16:23 — 18:10 UA1743 United Airlines
Houston — Los Angeles
47m stop
19:30 — 22:30 UA684 United Airlines
Los Angeles — Seattle
7h 40m
including layover
Find flight
from$223
16:35 — 23:10
16:35 — 18:00 NK461 Spirit Airlines
Houston — Los Angeles
2h 22m stop
20:22 — 23:10 NK804 Spirit Airlines
Los Angeles — Seattle
8h 35m
including layover
Find flight
from$98
18:10 — 00:55
+1 day
18:10 — 20:44 UA2394 United Airlines
Houston — San Francisco
1h 51m stop
22:35 — 00:55 UA1743 United Airlines
San Francisco — Seattle
8h 45m
including layover
Find flight
from$319
20:14 — 12:53
+1 day
20:14 — 21:33 F93131 Frontier Airlines
Houston — Ontario
12h 33m stop
10:06 — 12:53 F93164 Frontier Airlines
Ontario — Seattle
18h 39m
including layover
Find flight
from$107
23:13 — 08:37
+1 day
20:20 — 22:00 F94855 Frontier Airlines
Houston — Denver
5h 45m stop
11:00 — 13:10 F91175 Frontier Airlines
Denver — Seattle
11h 24m
including layover
Find flight
from$87
23:13 — 21:11
+1 day
23:13 — 00:50 F94855 Frontier Airlines
Houston — Denver
18h 18m stop
19:08 — 21:11 F93405 Frontier Airlines
Denver — Seattle
23h 58m
including layover
Find flight
from$213
*Departure and arrival times - local. Updated on February 23, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Houston to Seattle depends on and how to choose the most interesting flight option for you.

Distance between Houston and Seattle is 3045 miles. Time difference between the cities is 2h. Airplanes depart 05:00 to 23:13 from 15 Houston airports and arrive 05:00 to 23:13 to 3 Seattle airports. Average flight time is 4h 54m.

  • The fastest flight 4h 54m
  • Average flight time 4h 54m
  • The earliest flight 05:00
  • The latest flight 23:13
  • Distance 1893 ml

The cheapest months to travel to Seattle are february (from 81 $), december (from 83 $), november (from 86 $).

The most expensive months are january (from 234 $), november (from 86 $), december (from 83 $).

What is the lowest airfare Houston to Seattle?

The cheapest plane ticket found by our users is $81. This airfare is for economy class on one-way F93195 flight by Frontier Airlines for February 21, 2025 which leaves George Bush in Houston at 10:01 am and arrives at Seattle Seattle-Tacoma Intl at 16:31.

Economy class
$81
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Business class
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First class
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Popular Airlines on the Route

The flight Houston — Seattle is served by 4 regular airlines and 2 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 8 departures per week at the price of from $ 185 . And the most expensive tickets are offered by United Airlines airline - from $ 416.

Direct flights

There are 1 nonstop flights on the route. The fastest direct flight is AS439 by Alaska Airlines takes 4h 54m and the cheapest is F93195 by Frontier Airlines for $293.

  • AS - Alaska Airlines
    from $293
    Find
See more direct flights

Connecting Flights

There are 32 flights with layovers on the route. The fastest connecting flight is UA2436 by United Airlines takes 6h 29m and the cheapest is F93195 by Frontier Airlines for $81.

  • AS - Alaska Airlines
    from $185
    Find
  • F9 - Frontier Airlines
    from $81
    Find
  • UA - United Airlines
    from $165
    Find
  • NK - Spirit Airlines
    from $98
    Find
See more connecting flights

Airports

You can fly from Houston to Seattle from 15 airports (Ellington Field, West Houston, Hobby, Park Ten Heliport, Andrau Airpark, George Bush, Greenway Plaza H/P, David Wayne Hooks, Transco Twr Galleria, Westchase Hilton H/P, Spaceland, Woodlawns, Marriot Astrodome Heliport, Central Bus. District, Houston Municipal).

Houston airports

  • Ellington Field-EFD
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  • West Houston-IWS
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  • Hobby-HOU
    from $88
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  • Park Ten Heliport-JPT
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  • Andrau Airpark-AAP
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  • George Bush-IAH
    from $81
    Find
  • Greenway Plaza H/P-JGP
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  • David Wayne Hooks-DWH
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  • Transco Twr Galleria-JGQ
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  • Westchase Hilton H/P-JWH
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  • Spaceland-SPX
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  • Woodlawns-JWL
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  • Marriot Astrodome Heliport-JMA
    Find
  • Central Bus. District-JDX
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  • Houston Municipal-SGR
    Find

Seattle airports

  • Boeing Field International Airport-BFI
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  • Seattle-Tacoma Intl-SEA
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  • Kenmore Air Harbor SPB-LKE
    Find

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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