Cheap flights from Seattle to Houston

Seattle-Tacoma
SEA
William P. Hobby
HOU

Flight deals from Seattle to Houston

Below you can see the best deals on flights Seattle — Houston for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 25 September, from $83.

Top 10 cheap flights from Seattle to Houston

F9
F9
$ 106

Seattle — Houston

10:57—18:25
15 Sep 2026
29 h 28 m
1 stop
F9
F9
$ 132

Seattle — Houston

16:27—00:43
15 Sep 2026
6 h 16 m
1 stop
F9
F9
$ 138

Seattle — Houston

16:27—09:35
15 Sep 2026
15 h 8 m
1 stop
F9
F9
$ 144

Seattle — Houston

16:27—00:43
15 Sep 2026
30 h 16 m
1 stop
F9
F9
$ 148

Seattle — Houston

20:48—06:02
8 Sep 2026
31 h 14 m
1 stop
F9
F9
$ 148

Seattle — Houston

21:45—14:50
9 Sep 2026
15 h 5 m
1 stop
F9
F9
$ 148

Seattle — Houston

21:45—16:53
9 Sep 2026
17 h 8 m
1 stop
F9
F9
F9
$ 155

Seattle — Houston

10:57—00:43
15 Sep 2026
11 h 46 m
2 stops
F9
DL
DL
$ 161

Seattle — Houston

19:45—09:57
14 Sep 2026
12 h 12 m
2 stops
F9
DL
DL
$ 161

Seattle — Houston

21:45—15:08
14 Sep 2026
15 h 23 m
2 stops

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Seattle — Houston flight

Looking for cheap flights from Seattle to Houston? Compare fares from different airlines, check the flight schedule and travel time — and book your Seattle — Houston ticket online at the best price.

The route has direct flights — around 151 flights per week, flights are operated by Alaska Airlines, Hawaiian Airlines, United Airlines, Japan Airlines and 2 more airlines, a nonstop flight takes about 4 h 21 min, the distance between the cities is around 3,043 km.

Planning your trip? You may find our Houston travel guide, how to get from the airport into town and Houston weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $83Min. price
SeptemberCheapest
AugustPeak season
YesDirect flights
3,043 kmDistance
4 h 21 minTravel time
6Airlines
151 / wkFlights

Flight schedule from Seattle to Houston

The table shows direct flights from Seattle to Houston on the selected date. The flight takes approximately 4 h 21 min. Regular flights are operated by Alaska Airlines, Hawaiian Airlines, United Airlines and Japan Airlines. Departures from Seattle-Tacoma International Airport and Paine Field airports, arrivals at George Bush Intercontinental Airport and William P. Hobby Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 16 Aug 2026

Flight ticket prices by day: Seattle — Houston

Below is a calendar of the lowest flight ticket prices for Seattle — Houston by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $83 in September, and the most expensive are around $226 in August. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Seattle to Houston by month. Tickets are usually cheapest in January (around $158) and priciest in December (about $223) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$158lowMay$186mediumSep$163low
Feb$214highJun$195mediumOct$186medium
Mar$167lowJul$214highNov$205high
Apr$163lowAug$205highDec$223high

Some values are estimated based on seasonality.

When to fly

Weather in Houston: it is warmest in August (up to 34 °C on average) and coolest in January (around 18 °C). The driest month is October.

Tickets are usually cheapest in September and most expensive in August. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Houston

Dry and wet days · Houston

Wind speed and direction · Houston

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How to get the best deal on a Seattle — Houston ticket

  • Book ahead: fares for Seattle — Houston are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Seattle is served by more than one airport — compare fares and travel time to each before you book.
  • The cheapest month to fly to Houston is usually September — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Seattle — Houston route are operated by 6 airlines; Alaska Airlines runs the most flights (around 44% of all flights). Compare carriers, flight shares and schedules below.

  • Alaska AirlinesAS
    22x/week
    WebsiteFleet: 31545M pax/year
    • Direct flight SEA → IAH22x/week
      Duration
      4h 25m
      Days
      MTWTFSS
    43.7%Open →
  • Hawaiian AirlinesHA
    14x/week
    WebsiteFleet: 7511M pax/year
    • Direct flight SEA → IAH14x/week
    27.2%
  • United AirlinesUA
    13x/week
    WebsiteFleet: 956165M pax/year
    • Direct flight SEA → IAH13x/week
      Duration
      4h 27m
      Days
      MTWTFSS
    25.2%Open →
  • Japan AirlinesJL
    1x/week
    WebsiteFleet: 14540M pax/year
    • Direct flight SEA → IAH1x/week
    2.6%Open →
  • Qatar AirwaysQR
    1x/week
    WebsiteFleet: 26640M pax/year
    • Direct flight SEA → IAH1x/week
    0.7%Open →
  • Southwest AirlinesWN
    1x/week
    WebsiteFleet: 817140M pax/year
    • Direct flight SEA → HOU1x/week
      Duration
      4h 18m
      Days
      MTWTFSS
    0.7%Open →

Cities and airports on the Seattle — Houston route

Flights Seattle — Houston depart from Seattle-Tacoma International Airport and Paine Field and arrive at George Bush Intercontinental Airport and William P. Hobby Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Seattle

SEA
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

Houston

HOU
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

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Frequently asked questions about the Seattle — Houston flight

How long is the flight from Seattle to Houston?

A nonstop Seattle — Houston flight takes about 4 h 21 min — the distance between the cities is around 3,043 km.

How far is it from Seattle to Houston?

The distance from Seattle to Houston is about 3,043 km, which a nonstop flight covers in around 4 h 21 min.

Are there direct flights from Seattle to Houston?

Yes, there are nonstop flights Seattle — Houston — around 151 flights per week.

Which airlines fly from Seattle to Houston?

Airlines operating Seattle — Houston include Alaska Airlines, Hawaiian Airlines, United Airlines, Japan Airlines, Qatar Airways. See the full list with schedules in the "Airlines" section on this page.

Which airports do Seattle — Houston flights use?

Flights from Seattle depart from Seattle-Tacoma International Airport, Paine Field, and arrive at George Bush Intercontinental Airport, William P. Hobby Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Seattle to Houston?

The price of a Seattle — Houston ticket depends on your travel date, season and demand: it is usually cheapest to fly in September, and most expensive in August. Tickets typically cost between $83 and $226. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Seattle — Houston?

Flights Seattle — Houston are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is September. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Seattle to Houston?

To catch a low fare Seattle — Houston, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually September.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Seattle

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Los AngelesAnchorageVancouverSan FranciscoPhoenixSan DiegoSan JoseSpokanePortlandSanta AnaNew York CityBoiseDenverChicagoDallasSalt Lake CitySacramentoLas VegasRedmondBostonAtlantaHonoluluWashington, D.C.MinneapolisPascoBurbankAustinFairbanksEugeneJuneauNashvilleCalgaryBozemanDetroitPalm SpringsMissoulaMedfordRenoOrlandoVictoria

Where else you can fly from Houston

See all
New York CityDallasAtlantaLos AngelesWashington, D.C.ChicagoDenverOrlandoMexico CityMiamiLondonCancunFort LauderdaleOklahoma CityTulsaDetroitPhoenixMcAllenMonterreyCorpus ChristiWichitaMinneapolisBirminghamLittle RockCharlotteSan AntonioAustinPanama CityMidlandBostonTampaBaton RougeSan SalvadorEl PasoNew OrleansKnoxvilleLubbockSan FranciscoSalt Lake CityMemphis

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