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Cheap flights from San Antonio to Seattle from $66

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Seattle departing on 12/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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Find the cheapest flights from San Antonio to Seattle

Cheap round-trip flights

These are some of the best round-trip flight deals from San Antonio to Seattle that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from San Antonio to Seattle.

Cheap last minute flights

Planning a quick getaway from San Antonio to Seattle? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Seattle, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from San Antonio to Seattle

Find recent round-trip train or bus tickets from San Antonio to Seattle.

All round-trip flight deals to Seattle

The cheapest plane tickets to Seattle found on KAYAK recently.
4:23 pm - 12:14 amSAT-SEA
9h 51m1 stop
3:15 pm - 12:02 pmSEA-SAT
18h 47m1 stop
Tue, Jan 28 - Thu, Jan 30
8:00 am - 12:10 amSAT-SEA
18h 10m1 stop
4:00 pm - 1:12 pmSEA-SAT
19h 12m1 stop
$139Spirit Airlines
Find Deal
Tue, Dec 10 - Tue, Dec 17
6:15 pm - 12:23 amSAT-SEA
8h 08m1 stop
7:15 am - 5:45 pmSEA-SAT
8h 30m1 stop
$176Delta
Find Deal
Tue, Dec 10 - Tue, Dec 17
6:10 pm - 12:50 amSAT-SEA
8h 40m1 stop
1:50 pm - 11:19 pmSEA-SAT
7h 29m1 stop
$186Delta
Find Deal
Tue, Feb 18 - Mon, Feb 24
3:03 pm - 5:33 pmSAT-SEA
4h 30mnonstop
7:59 am - 2:07 pmSEA-SAT
4h 08mnonstop
$217Alaska Airlines
Find Deal
Tue, Feb 18 - Mon, Feb 24
4:50 pm - 11:09 pmSAT-SEA
8h 19m1 stop
6:10 am - 7:22 pmSEA-SAT
11h 12m2 stops
$221United Airlines
Find Deal
Fri, Jan 17 - Tue, Jan 21
3:03 pm - 5:40 pmSAT-SEA
4h 37mnonstop
8:01 am - 2:07 pmSEA-SAT
4h 06mnonstop
$237Alaska Airlines
Find Deal
Fri, Jan 31 - Mon, Feb 3
3:15 pm - 10:43 pmSAT-SEA
9h 28m1 stop
12:45 am - 9:22 amSEA-SAT
6h 37m1 stop
$256American Airlines
Find Deal
Fri, Jan 17 - Sun, Jan 19
2:19 pm - 8:14 pmSAT-SEA
7h 55m1 stop
3:00 pm - 11:07 pmSEA-SAT
6h 07m1 stop
$266American Airlines
Find Deal
Fri, Dec 6 - Wed, Dec 11
1:20 pm - 10:30 pmSAT-SEA
11h 10m2 stops
5:15 am - 4:53 pmSEA-SAT
9h 38m1 stop
$311United Airlines
Find Deal
Thu, Dec 5 - Tue, Dec 17
2:37 pm - 1:11 pmSAT-SEA
24h 34m1 stop
$66Spirit Airlines
Find Deal
Tue, Dec 17
2:37 pm - 8:26 pmSAT-SEA
7h 49m1 stop
$72Spirit Airlines
Find Deal
Sat, Dec 14
6:30 am - 12:40 pmSAT-SEA
8h 10m1 stop
$88Delta
Find Deal
Tue, Dec 17
5:00 am - 9:35 amSAT-SEA
6h 35m1 stop
$98American Airlines
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Sun, Dec 15
2:35 pm - 6:52 pmSAT-SEA
6h 17m1 stop
$104Delta
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Thu, Nov 28
5:45 am - 11:00 amSAT-SEA
7h 15m1 stop
$108American Airlines
Find Deal
Fri, Dec 6
3:03 pm - 5:40 pmSAT-SEA
4h 37mnonstop
$119Alaska Airlines
Find Deal
Mon, Jan 13
7:00 am - 9:41 amSAT-SEA
4h 41mnonstop
$149Alaska Airlines
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Tue, Dec 17
5:56 pm - 10:50 pmSAT-SEA
6h 54m1 stop
$153United Airlines
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Sat, Dec 7
2:13 pm - 10:30 pmSAT-SEA
10h 17m2 stops
$158United Airlines
Find Deal
Tue, Dec 17
2:21 pm - 6:54 pmSAT-SEA
6h 33m1 stop
2:13 pm - 11:38 pmSEA-SAT
7h 25m1 stop
$320Delta
Find Deal
Fri, Nov 15 - Thu, Nov 21
12:07 pm - 7:27 pmSAT-SEA
9h 20m1 stop
7:01 pm - 9:35 amSEA-SAT
12h 34m1 stop
Tue, Nov 19 - Wed, Nov 20
5:45 am - 12:55 pmSAT-SEA
9h 10m1 stop
7:40 am - 8:05 pmSEA-SAT
10h 25m2 stops
$437Southwest
Find Deal
Sat, Nov 16 - Sun, Nov 17
5:20 am - 12:15 pmSAT-SEA
8h 55m2 stops
7:40 am - 8:05 pmSEA-SAT
10h 25m2 stops
$442Southwest
Find Deal
Sat, Nov 16 - Sun, Nov 17
2:13 pm - 10:30 pmSAT-SEA
10h 17m2 stops
5:36 am - 4:38 pmSEA-SAT
9h 02m1 stop
$485United Airlines
Find Deal
Fri, Nov 15 - Thu, Nov 21
7:25 pm - 9:55 pmSAT-SEA
4h 30mnonstop
11:45 pm - 5:30 amSEA-SAT
3h 45mnonstop
$497Alaska Airlines
Find Deal
Fri, Nov 15 - Thu, Nov 21
9:45 am - 8:20 pmSAT-SEA
12h 35m2 stops
5:00 am - 1:07 pmSEA-SAT
6h 07m1 stop
$527United Airlines
Find Deal
Fri, Nov 15 - Sun, Nov 17
7:00 am - 9:31 amSAT-SEA
4h 31mnonstop
12:28 pm - 6:25 pmSEA-SAT
3h 57mnonstop
$547Alaska Airlines
Find Deal
Fri, Nov 15 - Sun, Nov 17
8:36 pm - 12:12 amSAT-SEA
29h 36m1 stop
5:45 am - 12:22 pmSEA-SAT
28h 37m2 stops
$582Spirit Airlines
Find Deal
Fri, Nov 15 - Sun, Nov 17
6:05 am - 4:23 pmSAT-SEA
12h 18m1 stop
7:01 pm - 7:42 pmSEA-SAT
22h 41m3 stops
$590Spirit Airlines
Find Deal
Tue, Nov 19 - Wed, Nov 20
3:03 pm - 5:33 pmSAT-SEA
4h 30mnonstop
7:59 am - 2:07 pmSEA-SAT
4h 08mnonstop
$217Alaska Airlines
Find Deal
Tue, Feb 18 - Mon, Feb 24
3:03 pm - 5:40 pmSAT-SEA
4h 37mnonstop
8:01 am - 2:07 pmSEA-SAT
4h 06mnonstop
$237Alaska Airlines
Find Deal
Fri, Jan 31 - Mon, Feb 3
3:03 pm - 5:33 pmSAT-SEA
4h 30mnonstop
7:59 am - 2:07 pmSEA-SAT
4h 08mnonstop
$247Alaska Airlines
Find Deal
Wed, Feb 26 - Sun, Mar 2
7:00 am - 9:41 amSAT-SEA
4h 41mnonstop
11:31 pm - 5:30 amSEA-SAT
3h 59mnonstop
$267Alaska Airlines
Find Deal
Wed, Dec 11 - Sun, Dec 15
7:25 pm - 10:00 pmSAT-SEA
4h 35mnonstop
11:31 pm - 5:30 amSEA-SAT
3h 59mnonstop
$297Alaska Airlines
Find Deal
Fri, Dec 6 - Sun, Dec 8
7:25 pm - 10:00 pmSAT-SEA
4h 35mnonstop
11:31 pm - 5:30 amSEA-SAT
3h 59mnonstop
$302Alaska Airlines
Find Deal
Sun, Dec 8 - Thu, Dec 12
3:03 pm - 5:40 pmSAT-SEA
4h 37mnonstop
8:01 am - 2:07 pmSEA-SAT
4h 06mnonstop
$307Alaska Airlines
Find Deal
Thu, Jan 9 - Sun, Jan 12
7:00 am - 9:41 amSAT-SEA
4h 41mnonstop
11:31 pm - 5:30 amSEA-SAT
3h 59mnonstop
$332Alaska Airlines
Find Deal
Mon, Dec 9 - Mon, Dec 16
7:00 am - 9:41 amSAT-SEA
4h 41mnonstop
8:01 am - 2:07 pmSEA-SAT
4h 06mnonstop
$337Alaska Airlines
Find Deal
Tue, Dec 17 - Mon, Jan 6
3:03 pm - 5:33 pmSAT-SEA
4h 30mnonstop
7:59 am - 2:07 pmSEA-SAT
4h 08mnonstop
$352Alaska Airlines
Find Deal
Fri, Feb 21 - Fri, Feb 28

Delta flights from San Antonio to Seattle

Our best Delta deals on San Antonio to Seattle flight tickets
Delta
Dec 10
SAT6:15 pmSan Antonio
8h 08m
1 stop
SEA12:23 amSeattle/Tacoma Intl
Dec 17
SEA7:15 amSeattle/Tacoma Intl
8h 30m
1 stop
SAT5:45 pmSan Antonio
Delta
Feb 18
SAT6:10 pmSan Antonio
8h 40m
1 stop
SEA12:50 amSeattle/Tacoma Intl
Feb 24
SEA1:50 pmSeattle/Tacoma Intl
7h 29m
1 stop
SAT11:19 pmSan Antonio
Delta
Dec 9
SAT6:15 pmSan Antonio
8h 08m
1 stop
SEA12:23 amSeattle/Tacoma Intl
Dec 17
SEA7:15 amSeattle/Tacoma Intl
8h 30m
1 stop
SAT5:45 pmSan Antonio

United Airlines flights from San Antonio to Seattle

Our best United Airlines deals on San Antonio to Seattle flight tickets
United Airlines
Jan 17
SAT4:50 pmSan Antonio
8h 19m
1 stop
SEA11:09 pmSeattle/Tacoma Intl
Jan 21
SEA6:10 amSeattle/Tacoma Intl
11h 12m
2 stops
SAT7:22 pmSan Antonio
United Airlines
Dec 5
SAT1:20 pmSan Antonio
11h 10m
2 stops
SEA10:30 pmSeattle/Tacoma Intl
Dec 17
SEA5:15 amSeattle/Tacoma Intl
9h 38m
1 stop
SAT4:53 pmSan Antonio
United Airlines
Dec 18
SAT2:13 pmSan Antonio
10h 17m
2 stops
SEA10:30 pmSeattle/Tacoma Intl
Jan 3
SEA12:32 pmSeattle/Tacoma Intl
9h 17m
1 stop
SAT11:49 pmSan Antonio

How to get the cheapest flight ticket from San Antonio to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from San Antonio to Seattle?

February. The cheapest time of year to fly to Seattle from San Antonio is February. Most expensive is June

What is the cheapest day to depart San Antonio for Seattle?

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Sunday

When is the cheapest time to fly from San Antonio to Seattle?

At noon. San Antonio to Seattle flights are approximately 14% more expensive in the morning than at noon

What is the cheapest airline that flies to Seattle from San Antonio?

Frontier. Frontier, Spirit Airlines, and Delta are the most popular carriers operating from San Antonio to Seattle

What is the cheapest San Antonio to Seattle flight route?

San Antonio - Seattle/Tacoma Intl. Fly from San Antonio to Seattle/Tacoma Intl for the best San Antonio - Seattle flight prices

How far in advance should you book San Antonio to Seattle flights?

57 days before. The cheapest time to buy a flight from San Antonio to Seattle is approximately 57 days to departure

How many flights depart from San Antonio to Seattle on average per day?

As of November 2024, there are 1 flights per week flying from San Antonio to Seattle. The most common time of day flights depart is 7:00AM, with 68% of flights taking off at noon.

How many flights depart from San Antonio to Seattle on average per week?

As of November 2024, 11 flights take off from San Antonio and land in Seattle each week. The most common flight departure day for this route is Thursday, with 64% of weekly flights taking off on this day.

What cabin class options are available on San Antonio to Seattle flights?

There are 2 cabin classes available to choose from on San Antonio to Seattle flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Antonio to Seattle flights?

You could potentially save up to 33% on your flight if you consider stops on a San Antonio to Seattle flight.

How have San Antonio to Seattle flight prices changed over time?

As of November 2024, prices for San Antonio to Seattle flights are approximately 9% cheaper when compared to flights at the same time last year.

When to book flights from San Antonio to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Seattle (SAT to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Seattle

Best Price Found

$66

Fastest flight time

4h 30m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from San Antonio in the past 72 hours is $66. The best round-trip flight deal from San Antonio to Seattle found on momondo in the last 72 hours is $138.
The fastest flight from San Antonio to Seattle takes 4h 30m
Direct flights go from San Antonio to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • How far is San Antonio to Seattle/Tacoma Intl by plane?

    A flight from San Antonio to Seattle/Tacoma Intl will travel around 1785.1 mi. By plane, this route typically takes 4h 30m.

  • When did momondo last update prices for flights from San Antonio Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from San Antonio Airport to Seattle/Tacoma Intl Airport were last updated today.

  • How many operators does momondo search for flights from San Antonio Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from San Antonio Airport to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from San Antonio to Seattle?

  • What is the most popular airline from San Antonio to Seattle?


Best airlines flying from San Antonio to Seattle

Compare and see reviews for airlines that fly from San Antonio to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $127Free CancellationRating
6.3
8,167 reviews
Search Spirit Airlines flights
FrontierPriceFrom $138Free CancellationRating
6.1
3,551 reviews
Search Frontier flights
American AirlinesPriceFrom $156Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $194Free CancellationRating
8.0
8,788 reviews
Search Delta flights
Alaska AirlinesPriceFrom $213Free CancellationRating
8.0
9,439 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $215Free CancellationRating
7.4
9,194 reviews
Search United Airlines flights
SouthwestPriceFrom $241Free CancellationRating
8.1
5,045 reviews
Search Southwest flights
  • Alaska Airlines Flights From San Antonio to Seattle

    Alaska Airlines operates around 2 flights from San Antonio to Seattle every week. The average price of these flights found in the last 72 hours has been $408, but momondo users have found Alaska Airlines deals from San Antonio to Seattle from as low as $213 round-trip. Alaska Airlines has been scored 8.0/10 in 9,439 reviews.


Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Seattle?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from San Antonio.

Can I find flights from San Antonio to Seattle with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seattle from San Antonio which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Antonio to Seattle?

Once you have performed a search for San Antonio to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San Antonio to Seattle right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Antonio to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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