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C$ 139+ 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 19/1. 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
20 Dec — 27 Dec1
1 adult
1 adult, Economy, 0 bags

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 20 November 2025.

Cheapest airline

WestJet

Good round-trip deal

C$ 239 or less

Good one-way deal

C$ 227 or less
On average, WestJet currently has the cheapest one-way flight from San Antonio (avg. price of C$ 739).
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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 20 November 2025.

Fri 12/126:00 p.m.SAT - SEA
1 stop8h 20mDelta
Mon 15/125:25 a.m.SEA - SAT
1 stop6h 22mDelta
Deal found 19/11C$ 290
Fri 23/16:15 p.m.SAT - SEA
1 stop6h 50mSouthwest
Fri 30/16:05 a.m.SEA - SAT
1 stop5h 55mSouthwest
Deal found 19/11C$ 302
Sun 14/126:10 p.m.SAT - SEA
1 stop8h 14mDelta
Wed 17/1212:45 p.m.SEA - SAT
1 stop9h 04mDelta
Deal found 19/11C$ 304
Fri 12/126:00 a.m.SAT - SEA
Nonstop4h 40mAlaska Airlines
Mon 15/125:56 p.m.SEA - SAT
Nonstop4h 02mAlaska Airlines
Deal found 19/11C$ 305
Mon 8/127:05 a.m.SAT - SEA
1 stop7h 52mDelta
Mon 15/126:00 a.m.SEA - SAT
1 stop8h 04mDelta
Deal found 19/11C$ 312
Wed 28/12:45 p.m.SAT - SEA
2 stops9h 50mSouthwest
Sat 31/15:15 a.m.SEA - SAT
1 stop8h 05mSouthwest
Deal found 19/11C$ 328
Mon 26/11:20 p.m.SAT - YVR
1 stop11h 00mMultiple Airlines
Thu 29/13:40 p.m.YVR - SAT
1 stop18h 45mMultiple Airlines
Deal found 19/11C$ 331
Tue 17/27:00 a.m.SAT - SEA
1 stop7h 59mDelta
Thu 5/39:55 a.m.SEA - SAT
1 stop11h 02mDelta
Deal found 19/11C$ 331
Tue 17/26:06 p.m.SAT - SEA
Nonstop4h 37mAlaska Airlines
Thu 5/311:13 a.m.SEA - SAT
Nonstop4h 01mAlaska Airlines
Deal found 19/11C$ 333
Thu 8/110:35 a.m.SAT - YYZ
1 stop27h 05mMultiple Airlines
Wed 14/11:30 p.m.YYZ - SAT
2 stops31h 28mMultiple Airlines
Deal found 17/11C$ 335
Sat 13/121:34 p.m.SAT - SEA
2 stops9h 26mUnited Airlines
Mon 15/125:00 a.m.SEA - SAT
1 stop6h 06mUnited Airlines
Deal found 19/11C$ 340
Thu 8/110:35 a.m.SAT - YYZ
1 stop27h 05mMultiple Airlines
Fri 16/19:35 a.m.YYZ - SAT
1 stop12h 06mMultiple Airlines
Deal found 17/11C$ 342

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 20 November 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

Fri 23/1

6:46 p.m.-9:22 p.m.

Nonstop4h 36m

Seattle/Tacoma Intl

Sun 25/1

11:40 a.m.-5:45 p.m.

Nonstop4h 05m

C$ 305

San AntonioVancouver

SAT - YVR

SATYVR

San Antonio

Mon 26/1

1:20 p.m.-10:20 p.m.

1 stop11h 00m

Vancouver Intl

Thu 29/1

3:40 p.m.-12:25 p.m.

1 stop18h 45m

C$ 331

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Thu 7/5

4:10 p.m.-12:22 a.m.

1 stop10h 12m

Seattle/Tacoma Intl

Sun 10/5

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

1 stop11h 32m

C$ 348

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Wed 10/12

6:25 p.m.-10:55 p.m.

1 stop6h 30m

Seattle/Tacoma Intl

Sat 13/12

12:20 p.m.-8:05 p.m.

1 stop5h 45m

C$ 348

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Mon 12/1

8:16 p.m.-2:05 p.m.

1 stop16h 49m

Toronto Pearson Intl

Thu 15/1

8:00 p.m.-8:41 p.m.

1 stop25h 41m

C$ 366

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Tue 6/1

6:25 a.m.-9:05 a.m.

Nonstop4h 40m

Seattle/Tacoma Intl

Sun 11/1

11:40 a.m.-5:45 p.m.

Nonstop4h 05m

C$ 390

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Wed 28/1

2:45 p.m.-9:50 p.m.

2 stops9h 05m

Seattle/Tacoma Intl

Sat 31/1

9:25 a.m.-7:55 p.m.

2 stops8h 30m

C$ 405

San AntonioSeattle

SAT - SEA

SATSEA

San Antonio

Thu 4/12

2:22 p.m.-7:22 p.m.

1 stop7h 00m

Seattle/Tacoma Intl

Fri 5/12

11:59 p.m.-8:42 a.m.

1 stop6h 43m

C$ 418

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Sun 11/1

4:53 p.m.-6:47 a.m.

2 stops12h 54m

Toronto Pearson Intl

Thu 22/1

8:00 p.m.-12:25 p.m.

1 stop17h 25m

C$ 418

San AntonioCalgary

SAT - YYC

SATYYC

San Antonio

Sun 18/1

5:02 p.m.-10:52 p.m.

1 stop30h 50m

Calgary

Sat 24/1

12:30 a.m.-7:29 p.m.

2 stops17h 59m

C$ 435

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/11

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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$ 125). Flying from San Antonio in March will prove the most costly (average of C$ 264). 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 (266 flights per day), Atlanta (200 flights per day) and Dallas (195 flights per day).

Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From C$ 227
New Orleans Louis Armstrong
New Orleans Louis Armstrong
From C$ 119
Dallas/Fort Worth
Dallas/Fort Worth
From C$ 355
Washington, D.C.
Washington, D.C.
From C$ 396

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$ 119. Explore other affordable destinations below.

New Orleans Louis Armstrong
New Orleans Louis Armstrong
From C$ 119
Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From C$ 227
Dallas/Fort Worth
Dallas/Fort Worth
From C$ 355
Houston Hobby
Houston Hobby
From C$ 359

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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 20 November 2025.

  • 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, Cancún, Atlanta 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$ 119 to New Orleans (prices may vary depending on the airline and departure time). On average, users have booked flights for C$ 414 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$ 912
    Fly from San Antonio to Houston George Bush Intcntl Airport starting at C$ 1,805
    Fly from San Antonio to Newark Airport starting at C$ 1,983

  • 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$ 1,586 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 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$ 436 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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