Cheap flights from San Antonio to Seattle

San Antonio
SAT
Seattle-Tacoma
SEA

Flight deals from San Antonio to Seattle

Below you can see the best deals on flights San Antonio — Seattle 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 31 August, from $133.

Top 10 cheap flights from San Antonio to Seattle

DL
DL
$ 133

San Antonio — Seattle

07:42—12:27
2 Sep 2026
6 h 45 m
1 stop
DL
DL
$ 133

San Antonio — Seattle

14:22—22:00
2 Sep 2026
9 h 38 m
1 stop
DL
DL
$ 133

San Antonio — Seattle

06:25—14:45
6 Sep 2026
10 h 20 m
1 stop
DL
DL
$ 133

San Antonio — Seattle

05:20—14:45
6 Sep 2026
11 h 25 m
1 stop
DL
DL
$ 133

San Antonio — Seattle

18:01—22:10
16 Sep 2026
6 h 9 m
1 stop
DL
DL
$ 133

San Antonio — Seattle

16:50—22:05
16 Sep 2026
7 h 15 m
1 stop
DL
DL
$ 133

San Antonio — Seattle

07:05—12:27
16 Sep 2026
7 h 22 m
1 stop
DL
DL
$ 133

San Antonio — Seattle

11:36—18:45
16 Sep 2026
9 h 9 m
1 stop
DL
DL
$ 133

San Antonio — Seattle

16:49—21:45
31 Aug 2026
6 h 56 m
1 stop
DL
DL
$ 133

San Antonio — Seattle

07:30—14:50
31 Aug 2026
9 h 20 m
1 stop

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

About the San Antonio — Seattle flight

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

The route has direct flights — around 39 flights per week, flights are operated by Alaska Airlines, Hawaiian Airlines, Qatar Airways, a nonstop flight takes about 4 h 23 min, the distance between the cities is around 2,875 km.

Planning your trip? You may find our Seattle travel guide, how to get from the airport into town and Seattle 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 $96Min. price
OctoberCheapest
AugustPeak season
YesDirect flights
2,875 kmDistance
4 h 23 minTravel time
3Airlines
39 / wkFlights

Flight schedule from San Antonio to Seattle

The table shows direct flights from San Antonio to Seattle on the selected date. The flight takes approximately 4 h 23 min. Regular flights are operated by Alaska Airlines, Hawaiian Airlines and Qatar Airways. Departures from San Antonio International Airport airports, arrivals at Seattle-Tacoma International Airport and Paine Field.

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: 17 Aug 2026

Flight ticket prices by day: San Antonio — Seattle

Below is a calendar of the lowest flight ticket prices for San Antonio — Seattle by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $96 in October, and the most expensive are around $133 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 San Antonio to Seattle by month. Tickets are usually cheapest in February (around $152) and priciest in July (about $242) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$158lowMay$192mediumSep$186medium
Feb$152lowJun$226highOct$158low
Mar$175mediumJul$242highNov$164low
Apr$164lowAug$209highDec$214high

Some values are estimated based on seasonality.

When to fly

Weather in Seattle: it is warmest in August (up to 25 °C on average) and coolest in December (around 8 °C). The driest month is July.

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

Temperature · Seattle

Dry and wet days · Seattle

Wind speed and direction · Seattle

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How to get the best deal on a San Antonio — Seattle ticket

  • Book ahead: fares for San Antonio — Seattle 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.
  • Flights San Antonio — Seattle operate on Mondays, Tuesdays, Wednesdays, Thursdays and Fridays — keep that in mind when picking your travel dates.
  • The cheapest month to fly to Seattle is usually October — 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 San Antonio — Seattle route are operated by 3 airlines; Alaska Airlines runs the most flights (around 54% of all flights). Compare carriers, flight shares and schedules below.

  • Alaska AirlinesAS
    7x/week
    WebsiteFleet: 31545M pax/year
    • Direct flight SAT → SEA7x/week
      Duration
      4h 25m
      Days
      MTWTFSS
    53.8%Open →
  • Hawaiian AirlinesHA
    6x/week
    WebsiteFleet: 7511M pax/year
    • Direct flight SAT → SEA6x/week
    43.6%
  • Qatar AirwaysQR
    1x/week
    WebsiteFleet: 26640M pax/year
    • Direct flight SAT → SEA1x/week
    2.6%Open →

Cities and airports on the San Antonio — Seattle route

Flights San Antonio — Seattle depart from San Antonio International Airport and arrive at Seattle-Tacoma International Airport and Paine Field. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

San Antonio

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

Seattle

SEA
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 San Antonio — Seattle flight

How long is the flight from San Antonio to Seattle?

A nonstop San Antonio — Seattle flight takes about 4 h 23 min — the distance between the cities is around 2,875 km.

How far is it from San Antonio to Seattle?

The distance from San Antonio to Seattle is about 2,875 km, which a nonstop flight covers in around 4 h 23 min.

Are there direct flights from San Antonio to Seattle?

Yes, there are nonstop flights San Antonio — Seattle — around 39 flights per week.

Which airlines fly from San Antonio to Seattle?

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

Which airports do San Antonio — Seattle flights use?

Flights from San Antonio depart from San Antonio International Airport, and arrive at Seattle-Tacoma International Airport, Paine Field. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from San Antonio to Seattle?

The price of a San Antonio — Seattle ticket depends on your travel date, season and demand: it is usually cheapest to fly in October, and most expensive in August. Tickets typically cost between $96 and $133. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights San Antonio — Seattle?

Flights San Antonio — Seattle 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 October. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from San Antonio to Seattle?

To catch a low fare San Antonio — Seattle, 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 October.

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 San Antonio

See all
DallasLos AngelesHoustonChicagoAtlantaLas VegasDenverPhoenixMinneapolisMexico CitySalt Lake CityDetroitCharlotteMonterreyNew York CityOrlandoGuadalajaraPhiladelphiaMiamiWashington, D.C.Fort LauderdaleSan JuanCancunBostonTorontoQuerétaroSan FranciscoTampaLeonSan Luis PotosíBrownsvilleManhattanLafayette

Where else you can fly from Seattle

See all
Los AngelesAnchorageVancouverSan FranciscoPhoenixSan DiegoSan JoseSpokanePortlandSanta AnaNew York CityBoiseDenverChicagoDallasSalt Lake CitySacramentoLas VegasRedmondBostonAtlantaHonoluluWashington, D.C.MinneapolisPascoBurbankAustinFairbanksJuneauEugeneNashvilleHoustonCalgaryBozemanDetroitPalm SpringsMissoulaMedfordRenoOrlando

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