Find flights
Deals

C$ 126+ Cheap flights from San Antonio

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SAT — MRY
21 Apr — 28 Apr1
1 adult
1 adult, Economy, 0 bags

Find flights from San Antonio within your budget

 
Find flights departing from San Antonio that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 22 March 2026. In the last 7 days, Cheapflights users made a total of 629,999 searches

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Tue 9/6

4:18 p.m.-8:53 p.m.

1 stop6h 35m

Seattle/Tacoma Intl

Thu 9/7

2:33 p.m.-11:59 p.m.

1 stop7h 26m

C$ 350

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Tue 2/6

12:35 p.m.-4:42 p.m.

1 stop6h 07m

Seattle/Tacoma Intl

Tue 9/6

9:40 a.m.-11:12 p.m.

1 stop11h 32m

C$ 377

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Fri 5/6

4:47 p.m.-10:55 p.m.

1 stop8h 08m

Seattle/Tacoma Intl

Tue 9/6

11:05 p.m.-11:11 a.m.

1 stop10h 06m

C$ 377

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Mon 4/5

2:45 p.m.-12:55 a.m.

2 stops12h 10m

Seattle/Tacoma Intl

Fri 8/5

11:40 a.m.-10:00 p.m.

2 stops8h 20m

C$ 391
Quickest round-trip

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Wed 27/5

4:55 p.m.-10:55 p.m.

2 stops8h 00m

Seattle/Tacoma Intl

Wed 3/6

6:50 a.m.-2:25 p.m.

1 stop5h 35m

C$ 406

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Fri 4/9

6:05 p.m.-12:01 a.m.

1 stop7h 56m

Seattle/Tacoma Intl

Mon 7/9

5:45 a.m.-1:31 p.m.

1 stop5h 46m

C$ 421

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Tue 25/8

6:30 a.m.-2:43 p.m.

1 stop10h 13m

Seattle/Tacoma Intl

Thu 3/9

5:45 a.m.-1:31 p.m.

1 stop5h 46m

C$ 432

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Tue 9/6

5:55 p.m.-11:30 p.m.

2 stops7h 35m

Seattle/Tacoma Intl

Thu 9/7

5:30 a.m.-4:55 p.m.

2 stops9h 25m

C$ 435

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Sat 18/4

5:25 a.m.-9:55 a.m.

1 stop6h 30m

Seattle/Tacoma Intl

Mon 20/4

6:30 a.m.-5:10 p.m.

1 stop8h 40m

C$ 451

San AntonioVancouver

SAT - YVR

SATYVR

San Antonio

Sat 29/8

1:45 p.m.-11:22 p.m.

2 stops11h 37m

Vancouver Intl

Sun 6/9

7:00 a.m.-3:39 p.m.

1 stop6h 39m

C$ 461

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/3

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from San Antonio

Have a flexible travel schedule? Discover the best time to fly from San Antonio with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Antonio

Get recent, data-driven insights about flights from San Antonio including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from San Antonio?

Currently, February is the cheapest month in which you can book a flight from San Antonio (average of C$ 122). Flying from San Antonio in March will prove the most costly (average of C$ 230). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from San Antonio?

From San Antonio you can expect to find greater availability for the following destinations: Dallas (315 flights per day), Chicago (306 flights per day) and Atlanta (196 flights per day).

Dallas/Fort Worth
Dallas/Fort Worth
From C$ 307

What is the cheapest place to fly to from San Antonio?

The cheapest city to fly to from San Antonio is Dallas/Fort Worth, with prices starting at C$ 307. Explore other affordable destinations below.

Dallas/Fort Worth
Dallas/Fort Worth
From C$ 307

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Related info for your journey

Access useful and relevant information related to your journey from San Antonio. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 22 March 2026.

  • What are the most popular destinations to fly to from San Antonio?

    This month, the top selected destinations from San Antonio are Denver, Cancún, Atlanta. Throughout the year, Denver, Atlanta, Cancún are some of the top choices made by users flying from San Antonio.

  • What is the cheapest flight from San Antonio to anywhere?

    Users have flown out of San Antonio for as low as C$ 307 to Dallas Love Field Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for C$ 424 to fly from San Antonio.

  • What is the cheapest premium economy flight from San Antonio?

    Options for some of the cheapest premium economy flights from San Antonio we have found on Cheapflights are as follows:
    Fly from San Antonio to Denver starting at C$ 889
    Fly from San Antonio to Houston George Bush Intcntl Airport starting at C$ 1,760
    Fly from San Antonio to Newark Airport starting at C$ 1,934
    Fly from San Antonio to Dallas/Fort Worth Airport starting at C$ 2,744

  • What is the cheapest first class flight from San Antonio?

    If you’re looking to fly first-class from San Antonio to anywhere, put Houston on your list as prices start at C$ 1,546 for this destination.

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

    At the present moment the cheapest month to fly from San Antonio is currently February; with March being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from San Antonio?

    Check out the cheapest flights from San Antonio to embark to:
    Travel from San Antonio to Monterey from C$ 425 round trip

  • How does Cheapflights help users find flights from San Antonio?

    Deals for flights from San Antonio are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

  • Why should you use Cheapflights to find cheap flight tickets from San Antonio?

    Cheapflights helps you find that perfect flight from San Antonio by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from San Antonio with no change fees?

    Users can book flights with no change fees policies with our dedicated filters. Book flights from San Antonio flexibly with Cheapflights today.

  • Can Cheapflights notify me if prices for flights from San Antonio become cheaper?

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

See more FAQs

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Antonio?

Deals for flights from San Antonio are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from San Antonio?

Cheapflights helps you find that perfect flight from San Antonio by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from San Antonio with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from San Antonio flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from San Antonio become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.