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C$ 135+ 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 12/11. 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 Aug — 28 Aug1
1 adult

What to know about flights from San Antonio

Discover essential information about flights departing from San Antonio, including flight schedules, destinations, airlines operating at the San Antonio airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 16 August 2025.

Cheapest airline

WestJet

Good round-trip deal

C$ 234 or less

Good one-way deal

C$ 297 or less
On average, WestJet currently has the cheapest one-way flight from San Antonio (avg. price of C$ 725).
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Price to beat on a round-trip flight from San Antonio.
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Price to beat on a one-way flight from San Antonio.
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Cheapest flights from San Antonio
Explore the most affordable flight options available from San Antonio. Find the lowest fares based on data from user searches, with prices last updated on 16 August 2025.

Tue 9/912:41 p.m.SAT - SEA
1 stop8h 19mDelta
Thu 18/912:45 p.m.SEA - SAT
1 stop9h 07mDelta
Deal found 15/8C$ 269
Fri 19/93:50 p.m.SAT - SEA
1 stop7h 55mSouthwest
Tue 23/911:10 p.m.SEA - SAT
1 stop10h 00mSouthwest
Deal found 13/8C$ 284
Sat 6/95:58 p.m.SAT - SEA
1 stop6h 54mUnited Airlines
Wed 10/91:05 p.m.SEA - SAT
1 stop7h 12mUnited Airlines
Deal found 15/8C$ 300
Sun 31/86:00 a.m.SAT - SEA
1 stop8h 34mDelta
Fri 5/911:55 p.m.SEA - SAT
1 stop9h 56mDelta
Deal found 15/8C$ 305
Wed 10/95:00 p.m.SAT - SEA
2 stops9h 05mSouthwest
Thu 18/910:45 p.m.SEA - SAT
1 stop8h 10mSouthwest
Deal found 14/8C$ 306
Fri 5/126:40 a.m.SAT - SEA
1 stop8h 45mSouthwest
Mon 8/126:35 a.m.SEA - SAT
2 stops13h 15mSouthwest
Deal found 13/8C$ 315
Wed 12/118:00 a.m.SAT - SEA
1 stop8h 45mDelta
Wed 12/1111:05 p.m.SEA - SAT
1 stop10h 13mDelta
Deal found 16/8C$ 326
Fri 12/97:57 p.m.SAT - SEA
Nonstop4h 30mAlaska Airlines
Mon 22/95:55 p.m.SEA - SAT
Nonstop4h 08mAlaska Airlines
Deal found 14/8C$ 327
Fri 31/107:25 a.m.SAT - SEA
2 stops10h 15mSouthwest
Sat 8/1112:20 p.m.SEA - SAT
1 stop5h 45mSouthwest
Deal found 14/8C$ 329
Tue 23/95:05 p.m.SAT - SEA
2 stops8h 05mSouthwest
Tue 30/92:05 p.m.SEA - SAT
1 stop5h 55mSouthwest
Deal found 15/8C$ 333
Mon 1/95:20 a.m.SAT - SEA
1 stop6h 30mSouthwest
Sat 6/910:45 p.m.SEA - SAT
1 stop8h 55mSouthwest
Deal found 15/8C$ 335
Fri 12/93:50 p.m.SAT - SEA
1 stop7h 55mSouthwest
Mon 15/96:30 a.m.SEA - SAT
2 stops15h 20mSouthwest
Deal found 14/8C$ 337

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 16 August 2025. In the last 7 days, Cheapflights users made a total of 629,999 searches

Fly to

Monterey

Route

Depart

Return

Price

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Mon 5/1

4:10 p.m.-10:22 p.m.

1 stop8h 12m

Seattle/Tacoma Intl

Thu 8/1

12:00 p.m.-11:17 p.m.

1 stop9h 17m

C$ 269

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Thu 18/9

7:10 p.m.-12:15 a.m.

1 stop7h 05m

Seattle/Tacoma Intl

Sun 21/9

11:10 p.m.-10:20 a.m.

1 stop9h 10m

C$ 269

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Wed 1/10

6:00 a.m.-12:45 p.m.

1 stop8h 45m

Seattle/Tacoma Intl

Tue 7/10

7:10 a.m.-5:25 p.m.

1 stop8h 15m

C$ 269

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Sun 14/9

6:00 a.m.-12:45 p.m.

1 stop8h 45m

Seattle/Tacoma Intl

Wed 24/9

7:10 a.m.-5:09 p.m.

1 stop7h 59m

C$ 269

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Sat 15/11

6:30 a.m.-1:00 p.m.

1 stop8h 30m

Seattle/Tacoma Intl

Wed 19/11

2:00 p.m.-11:21 p.m.

1 stop7h 21m

C$ 269

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Tue 9/9

12:41 p.m.-7:00 p.m.

1 stop8h 19m

Seattle/Tacoma Intl

Thu 18/9

12:45 p.m.-11:52 p.m.

1 stop9h 07m

C$ 269

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Fri 12/9

6:02 p.m.-11:43 p.m.

1 stop7h 41m

Seattle/Tacoma Intl

Fri 19/9

12:45 p.m.-11:52 p.m.

1 stop9h 07m

C$ 269

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Fri 14/11

6:05 p.m.-12:09 a.m.

1 stop8h 04m

Seattle/Tacoma Intl

Tue 18/11

5:45 a.m.-1:32 p.m.

1 stop5h 47m

C$ 269

San AntonioVancouver

SAT - YVR

SATYVR

San Antonio

Sat 13/9

8:37 p.m.-12:40 p.m.

2 stops42h 03m

Vancouver Intl

Sat 20/9

7:45 a.m.-7:32 p.m.

1 stop9h 47m

C$ 353

San AntonioVancouver

SAT - YVR

SATYVR

San Antonio

Sun 9/11

3:02 p.m.-1:55 p.m.

1 stop24h 53m

Vancouver Intl

Mon 17/11

7:10 a.m.-2:07 p.m.

1 stop28h 57m

C$ 377

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/8

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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, November is the cheapest month in which you can book a flight from San Antonio (average of C$ 123). Flying from San Antonio in March will prove the most costly (average of C$ 260). 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: Chicago (340 flights per day), Dallas (286 flights per day) and Los Angeles (163 flights per day).

Houston Hobby
Houston Hobby
From C$ 229
Washington, D.C.
Washington, D.C.
From C$ 211
New Orleans Louis Armstrong
New Orleans Louis Armstrong
From C$ 85

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

The cheapest city to fly to from San Antonio is New Orleans Louis Armstrong, with prices starting at C$ 117. Explore other affordable destinations below.

New Orleans Louis Armstrong
New Orleans Louis Armstrong
From C$ 85
Washington, D.C.
Washington, D.C.
From C$ 211
Houston Hobby
Houston Hobby
From C$ 229

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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 16 August 2025.

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

    This month, the top selected destinations from San Antonio are Denver, Boston, Dallas/Fort Worth Airport. Throughout the year, Denver, Cancún, Boston 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$ 117 to New Orleans (prices may vary depending on the airline and departure time). On average, users have booked flights for C$ 456 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$ 895

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

    At the present moment the cheapest month to fly from San Antonio is currently November; 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$ 428 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!

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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!

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