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Cheap flights from San Antonio to Washington from $97

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Washington

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
11:48 am - 5:10 pmSAT  San Antonio-SEA Seattle/Tacoma Intl
7h 22m1 stop Las Vegas Harry Reid Intl
Frontier Logo
6:25 pm - 12:51 pmSEA  Seattle/Tacoma Intl-SAT San Antonio
16h 26m1 stop Las Vegas Harry Reid Intl
$270Frontier
Wed, Dec 23 - Wed, Dec 30
Frontier Logo
8:41 pm - 3:43 pmSAT  San Antonio-SEA Seattle/Tacoma Intl
21h 02m1 stop Denver Intl
Frontier Logo
4:58 pm - 8:02 pmSEA  Seattle/Tacoma Intl-SAT San Antonio
25h 04m1 stop Denver Intl
$277Frontier
Fri, Dec 4 - Wed, Dec 9
Delta Logo
6:30 am - 2:47 pmSAT  San Antonio-SEA Seattle/Tacoma Intl
10h 17m1 stop Los Angeles
Delta Logo
11:05 pm - 11:20 amSEA  Seattle/Tacoma Intl-SAT San Antonio
10h 15m1 stop Detroit Metropolitan Wayne County
$277Delta
Sat, May 1 - Mon, May 10
Delta Logo
12:51 pm - 4:55 pmSAT  San Antonio-SEA Seattle/Tacoma Intl
6h 04m1 stop Salt Lake City
Delta Logo
10:40 pm - 9:48 amSEA  Seattle/Tacoma Intl-SAT San Antonio
9h 08m1 stop Atlanta Hartsfield-Jackson
$281Delta
Wed, Dec 2 - Sun, Dec 6
Southwest Logo
5:40 pm - 10:20 pmSAT  San Antonio-SEA Seattle/Tacoma Intl
6h 40m1 stop Las Vegas Harry Reid Intl
Southwest Logo
11:20 am - 11:45 pmSEA  Seattle/Tacoma Intl-SAT San Antonio
10h 25m1 stop Chicago Midway
$281Southwest
Tue, Dec 1 - Tue, Dec 8
American Airlines Logo
4:36 pm - 9:50 pmSAT  San Antonio-SEA Seattle/Tacoma Intl
7h 14m1 stop Los Angeles
American Airlines Logo
11:59 pm - 8:33 amSEA  Seattle/Tacoma Intl-SAT San Antonio
6h 34m1 stop Dallas/Fort Worth
$281American Airlines
Tue, Dec 1 - Thu, Dec 31
American Airlines Logo
6:00 am - 11:30 amSAT  San Antonio-SEA Seattle/Tacoma Intl
7h 30m1 stop Dallas/Fort Worth
American Airlines Logo
12:47 am - 8:33 amSEA  Seattle/Tacoma Intl-SAT San Antonio
5h 46m1 stop Dallas/Fort Worth
$281American Airlines
Fri, Dec 25 - Mon, Jan 4
United Airlines Logo
1:12 pm - 8:55 pmSAT  San Antonio-SEA Seattle/Tacoma Intl
9h 43m2 stops Denver Intl San Francisco
United Airlines Logo
8:36 am - 4:55 pmSEA  Seattle/Tacoma Intl-SAT San Antonio
6h 19m1 stop Denver Intl
$284United Airlines
Tue, Feb 23 - Tue, Mar 2
Southwest Logo
2:45 pm - 11:35 pmSAT  San Antonio-SEA Seattle/Tacoma Intl
10h 50m1 stop Chicago Midway
Southwest Logo
1:50 pm - 9:45 pmSEA  Seattle/Tacoma Intl-SAT San Antonio
5h 55m1 stop Dallas Love Field
$285Southwest
Thu, Dec 24 - Thu, Dec 31
United Airlines Logo
4:10 pm - 11:44 pmSAT  San Antonio-SEA Seattle/Tacoma Intl
9h 34m2 stops Houston George Bush Intcntl San Francisco
United Airlines Logo
8:30 am - 4:43 pmSEA  Seattle/Tacoma Intl-SAT San Antonio
6h 13m1 stop Denver Intl
$290United Airlines
Thu, Dec 3 - Thu, Dec 10

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Frontier flights from San Antonio to State of Washington

Our best Frontier deals on San Antonio to State of Washington flight tickets
Frontier
Dec 23
SAT11:48 amSan Antonio
7h 22m
1 stop
SEA5:10 pmSeattle/Tacoma Intl
Dec 30
SEA6:25 pmSeattle/Tacoma Intl
16h 26m
1 stop
SAT12:51 pmSan Antonio
$270
Frontier
Dec 4
SAT8:41 pmSan Antonio
21h 02m
1 stop
SEA3:43 pmSeattle/Tacoma Intl
Dec 9
SEA4:58 pmSeattle/Tacoma Intl
25h 04m
1 stop
SAT8:02 pmSan Antonio
$277
Frontier
Nov 25
SAT10:11 pmSan Antonio
16h 26m
1 stop
SEA12:37 pmSeattle/Tacoma Intl
Nov 30
SEA9:53 pmSeattle/Tacoma Intl
19h 15m
1 stop
SAT7:08 pmSan Antonio
$283

Southwest flights from San Antonio to State of Washington

Our best Southwest deals on San Antonio to State of Washington flight tickets
Southwest
Dec 1
SAT5:40 pmSan Antonio
6h 40m
1 stop
SEA10:20 pmSeattle/Tacoma Intl
Dec 8
SEA11:20 amSeattle/Tacoma Intl
10h 25m
1 stop
SAT11:45 pmSan Antonio
$281
Southwest
Feb 21
SAT5:25 amSan Antonio
6h 35m
1 stop
SEA10:00 amSeattle/Tacoma Intl
Feb 25
SEA5:00 amSeattle/Tacoma Intl
8h 50m
1 stop
SAT3:50 pmSan Antonio
$290
Southwest
Dec 2
SAT12:00 pmSan Antonio
9h 05m
2 stops
SEA7:05 pmSeattle/Tacoma Intl
Dec 9
SEA11:35 amSeattle/Tacoma Intl
7h 55m
2 stops
SAT9:30 pmSan Antonio
$321

momondo Fare Finder

 
Use the filters below to find and compare flights from San Antonio to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioSeattle

SAT San Antonio - SEA Seattle/Tacoma Intl

SATSEA

San Antonio

Wed 12/23

11:48 am-5:10 pm

1 stop7h 22m

Seattle/Tacoma Intl

Wed 12/30

6:25 pm-12:51 pm

1 stop16h 26m

$270

San AntonioSeattle

SAT San Antonio - SEA Seattle/Tacoma Intl

SATSEA

San Antonio

Fri 12/4

8:41 pm-3:43 pm

1 stop21h 02m

Seattle/Tacoma Intl

Wed 12/9

4:58 pm-8:02 pm

1 stop25h 04m

$277

San AntonioSeattle

SAT San Antonio - SEA Seattle/Tacoma Intl

SATSEA

San Antonio

Sat 5/1

6:30 am-2:47 pm

1 stop10h 17m

Seattle/Tacoma Intl

Mon 5/10

11:05 pm-11:20 am

1 stop10h 15m

$277

San AntonioSeattle

SAT San Antonio - SEA Seattle/Tacoma Intl

SATSEA

San Antonio

Wed 12/2

12:51 pm-4:55 pm

1 stop6h 04m

Seattle/Tacoma Intl

Sun 12/6

10:40 pm-9:48 am

1 stop9h 08m

$281

San AntonioSeattle

SAT San Antonio - SEA Seattle/Tacoma Intl

SATSEA

San Antonio

Tue 12/1

5:40 pm-10:20 pm

1 stop6h 40m

Seattle/Tacoma Intl

Tue 12/8

11:20 am-11:45 pm

1 stop10h 25m

$281

San AntonioSeattle

SAT San Antonio - SEA Seattle/Tacoma Intl

SATSEA

San Antonio

Tue 12/1

4:36 pm-9:50 pm

1 stop7h 14m

Seattle/Tacoma Intl

Thu 12/31

11:59 pm-8:33 am

1 stop6h 34m

$281
Quickest round-trip

San AntonioSeattle

SAT San Antonio - SEA Seattle/Tacoma Intl

SATSEA

San Antonio

Fri 12/25

6:00 am-11:30 am

1 stop7h 30m

Seattle/Tacoma Intl

Mon 1/4

12:47 am-8:33 am

1 stop5h 46m

$281

San AntonioSeattle

SAT San Antonio - SEA Seattle/Tacoma Intl

SATSEA

San Antonio

Tue 2/23

1:12 pm-8:55 pm

2 stops9h 43m

Seattle/Tacoma Intl

Tue 3/2

8:36 am-4:55 pm

1 stop6h 19m

$284

San AntonioSeattle

SAT San Antonio - SEA Seattle/Tacoma Intl

SATSEA

San Antonio

Thu 12/24

2:45 pm-11:35 pm

1 stop10h 50m

Seattle/Tacoma Intl

Thu 12/31

1:50 pm-9:45 pm

1 stop5h 55m

$285

San AntonioSeattle

SAT San Antonio - SEA Seattle/Tacoma Intl

SATSEA

San Antonio

Thu 12/3

4:10 pm-11:44 pm

2 stops9h 34m

Seattle/Tacoma Intl

Thu 12/10

8:30 am-4:43 pm

1 stop6h 13m

$290

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from San Antonio to State of Washington

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 to State of Washington?

The month of April is, on average, the cheapest month to fly to State of Washington from San Antonio, with most prices found around $295. If you aren’t able to travel to State of Washington during the month of April, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $301.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from San Antonio to State of Washington is on a Thursday. Travelers who choose to depart for State of Washington on a Thursday will often find tickets for as low as $515. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from San Antonio to State of Washington for around $577.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is in the morning when flights can be purchased for as low as $507. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $691 on average. Flights to State of Washington from San Antonio in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest San Antonio to Washington flight route?

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

How far in advance should I book a flight from San Antonio to Washington?

You are more likely to see cheaper flights to State of Washington from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $356 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from San Antonio for as low as $311 on momondo.

What cabin class options are available on San Antonio to State of Washington flights?

There are 4 cabin classes available to choose from on San Antonio to State of Washington 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 State of Washington flights?

You could potentially save up to 65% on your flight if you consider stops on a San Antonio to State of Washington flight.

Cheap San Antonio to State of Washington flight deals and tips

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

Best Price Found

$97

Fastest flight time

4h 25m

Direct flights

Every day

Airports in State of Washington

96 airports
The best one-way flight to State of Washington from San Antonio in the past 72 hours is $97. The best round-trip flight deal from San Antonio to State of Washington found on momondo in the last 72 hours is $270.
The fastest flight from San Antonio to State of Washington takes 4h 25m
Direct flights go from San Antonio to State of Washington every day.
There are 96 airports in State of Washington. From San Antonio there are direct flights to Seattle/Tacoma Intl (SEA).
Search flight deals

Frequently asked questions about flying from San Antonio to Washington

  • When did momondo last update prices for flights from San Antonio Airport to Washington?

    Prices for flights from San Antonio Airport to Washington were last updated today.

  • How many operators does momondo search for flights from San Antonio Airport to Washington?

  • How old do you have to be to fly from San Antonio Airport to Washington?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Washington.

  • What documentation or ID do you need to fly to Washington?

    The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Antonio to State of Washington?

Best airlines flying from San Antonio to State of Washington

Compare and see reviews for airlines that fly from San Antonio to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $80Free CancellationRating
5.5
2,512 reviews
Search Frontier flights
DeltaPriceFrom $178Free CancellationRating
7.8
8,702 reviews
Search Delta flights
American AirlinesPriceFrom $196Free CancellationRating
7.0
12,233 reviews
Search American Airlines flights
SouthwestPriceFrom $216Free CancellationRating
8.0
4,213 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $229Free CancellationRating
7.9
13,152 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $237Free CancellationRating
7.3
10,475 reviews
Search United Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Antonio to Washington for you.

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

Yes. All flights to Washington from San Antonio on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Antonio to Washington.

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

Price alerts on flights to Washington from San Antonio are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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