What airlines fly to Alaska?

Alaska Airlines, Delta and United Airlines are the top three most popular airlines that fly to Alaska from San Antonio according to our data. Alaska Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Alaska. Keep in mind that there are 5 different airlines that fly to Alaska on a routine basis, so you have a few additional options to choose from.

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

Alaska Airlines, United Airlines, and American Airlines are the most popular carriers operating from San Antonio to Alaska

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

Prices for flights from San Antonio Airport to Alaska are updated daily.

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

The number of operators available for flights from San Antonio Airport to Alaska is 5 as of September 2026.

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

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 Alaska.

What documentation or ID do you need to fly to Alaska?

The necessary travel and health documents for your Alaska 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.

$244 Cheap Flights from San Antonio to Alaska in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Alaska

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 pm - 11:17 amSAT San Antonio-FAI Fairbanks

21h 17m1 stop Seattle/Tacoma Intl

2:37 am - 4:02 pmFAI Fairbanks-SAT San Antonio

10h 25m1 stop Seattle/Tacoma Intl

$476Alaska Airlines

Sat, Jan 30 - Mon, Feb 1

5:00 pm - 11:17 amSAT San Antonio-FAI Fairbanks

21h 17m1 stop Seattle/Tacoma Intl

5:07 am - 4:02 pmFAI Fairbanks-SAT San Antonio

31h 55m2 stops Anchorage Seattle/Tacoma Intl

$480Alaska Airlines

Sat, Jan 30 - Tue, Feb 2

5:00 pm - 12:44 amSAT San Antonio-FAI Fairbanks

34h 44m2 stops Seattle/Tacoma Intl Anchorage

2:37 am - 4:02 pmFAI Fairbanks-SAT San Antonio

10h 25m1 stop Seattle/Tacoma Intl

$481Alaska Airlines

Sat, Jan 30 - Mon, Feb 1

6:35 am - 12:45 amSAT San Antonio-FAI Fairbanks

21h 10m2 stops Salt Lake City Seattle/Tacoma Intl

1:50 am - 5:10 pmFAI Fairbanks-SAT San Antonio

12h 20m2 stops Seattle/Tacoma Intl Salt Lake City

$487Delta

Wed, Oct 21 - Tue, Oct 27

7:45 am - 12:37 amSAT San Antonio-FAI Fairbanks

19h 52m2 stops Salt Lake City Seattle/Tacoma Intl

1:42 am - 9:26 pmFAI Fairbanks-SAT San Antonio

16h 44m2 stops Seattle/Tacoma Intl Minneapolis St Paul

$487Delta

Thu, Nov 12 - Wed, Nov 18

6:35 am - 12:45 amSAT San Antonio-FAI Fairbanks

21h 10m2 stops Salt Lake City Seattle/Tacoma Intl

1:50 am - 9:24 pmFAI Fairbanks-SAT San Antonio

16h 34m2 stops Seattle/Tacoma Intl Salt Lake City

$487Delta

Sat, Oct 24 - Fri, Oct 30

11:23 am - 7:45 pmSAT San Antonio-KTN Ketchikan

11h 22m2 stops Dallas/Fort Worth Seattle/Tacoma Intl

5:30 pm - 1:15 pmKTN Ketchikan-SAT San Antonio

16h 45m2 stops Seattle/Tacoma Intl Dallas/Fort Worth

$541American Airlines

Sat, Oct 10 - Wed, Oct 14

3:00 pm - 2:48 amSAT San Antonio-FAI Fairbanks

14h 48m2 stops Dallas/Fort Worth Seattle/Tacoma Intl

3:59 pm - 9:02 amFAI Fairbanks-SAT San Antonio

14h 03m2 stops Seattle/Tacoma Intl Dallas/Fort Worth

$542American Airlines

Sun, Dec 27 - Sat, Jan 9

4:57 pm - 10:59 pmSAT San Antonio-ANC Anchorage

9h 02m1 stop Denver Intl

12:07 am - 12:46 pmANC Anchorage-SAT San Antonio

9h 39m1 stop Denver Intl

$605United Airlines

Sun, Dec 6 - Fri, Dec 11

7:35 am - 7:39 pmSAT San Antonio-ANC Anchorage

15h 04m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

8:43 pm - 12:08 pmANC Anchorage-SAT San Antonio

12h 25m1 stop Chicago O'Hare Intl

$615United Airlines

Thu, Oct 29 - Tue, Nov 3

Cheap last minute flights

Enter your travel dates to find the best prices.

11:36 am - 7:13 pmSAT San Antonio-ANC Anchorage

10h 37m1 stop Dallas/Fort Worth

8:22 pm - 3:38 pmANC Anchorage-SAT San Antonio

16h 16m1 stop Dallas/Fort Worth

$620American Airlines

Wed, Sep 30 - Tue, Oct 27

6:00 am - 5:14 pmSAT San Antonio-ANC Anchorage

14h 14m1 stop Minneapolis St Paul

1:40 am - 9:10 pmANC Anchorage-SAT San Antonio

16h 30m2 stops Seattle/Tacoma Intl Minneapolis St Paul

$627Delta

Wed, Sep 30 - Mon, Oct 26

6:45 am - 8:15 pmSAT San Antonio-ANC Anchorage

16h 30m2 stops Salt Lake City Seattle/Tacoma Intl

6:30 am - 12:30 amANC Anchorage-SAT San Antonio

15h 00m2 stops Seattle/Tacoma Intl Salt Lake City

$632Delta

Wed, Sep 30 - Tue, Oct 27

5:29 pm - 6:15 amSAT San Antonio-ANC Anchorage

15h 46m2 stops Seattle/Tacoma Intl Fairbanks

1:31 am - 4:16 pmANC Anchorage-SAT San Antonio

11h 45m1 stop Seattle/Tacoma Intl

$639Alaska Airlines

Tue, Sep 29 - Fri, Oct 2

6:00 am - 7:13 pmSAT San Antonio-ANC Anchorage

16h 13m1 stop Dallas/Fort Worth

8:20 pm - 5:46 pmANC Anchorage-SAT San Antonio

18h 26m1 stop Dallas/Fort Worth

$641American Airlines

Tue, Sep 29 - Sun, Oct 4

7:28 am - 8:49 pmSAT San Antonio-ANC Anchorage

16h 21m1 stop Chicago O'Hare Intl

8:20 pm - 5:48 pmANC Anchorage-SAT San Antonio

18h 28m1 stop Dallas/Fort Worth

$641American Airlines

Wed, Sep 30 - Fri, Oct 2

12:51 pm - 7:13 pmSAT San Antonio-ANC Anchorage

9h 22m1 stop Dallas/Fort Worth

8:20 pm - 7:14 pmANC Anchorage-SAT San Antonio

19h 54m1 stop Dallas/Fort Worth

$641American Airlines

Fri, Oct 2 - Sun, Oct 4

7:35 am - 7:57 pmSAT San Antonio-ANC Anchorage

15h 22m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

11:45 pm - 12:58 pmANC Anchorage-SAT San Antonio

10h 13m1 stop Denver Intl

$646United Airlines

Wed, Sep 30 - Fri, Oct 2

11:36 am - 9:00 pmSAT San Antonio-ANC Anchorage

12h 24m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul

6:00 am - 9:22 pmANC Anchorage-SAT San Antonio

12h 22m1 stop Minneapolis St Paul

$646Delta

Fri, Oct 2 - Sun, Oct 4

5:30 am - 7:57 pmSAT San Antonio-ANC Anchorage

17h 27m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

11:45 pm - 3:53 pmANC Anchorage-SAT San Antonio

13h 08m2 stops Denver Intl Houston George Bush Intcntl

$756United Airlines

Wed, Sep 30 - Fri, Oct 2

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Alaska Airlines flights from San Antonio to Alaska

Our best Alaska Airlines deals on San Antonio to Alaska flight tickets

Alaska Airlines

Jan 30

SAT5:00 pmSan Antonio

21h 17m

1 stop

FAI11:17 amFairbanks

Feb 1

FAI2:37 amFairbanks

10h 25m

1 stop

SAT4:02 pmSan Antonio

$476

Alaska Airlines

Jan 30

SAT5:00 pmSan Antonio

21h 17m

1 stop

FAI11:17 amFairbanks

Feb 2

FAI5:07 amFairbanks

31h 55m

2 stops

SAT4:02 pmSan Antonio

$480

Alaska Airlines

Jan 30

SAT5:00 pmSan Antonio

34h 44m

2 stops

FAI12:44 amFairbanks

Feb 1

FAI2:37 amFairbanks

10h 25m

1 stop

SAT4:02 pmSan Antonio

$481

American Airlines flights from San Antonio to Alaska

Our best American Airlines deals on San Antonio to Alaska flight tickets

American Airlines

Oct 10

SAT11:23 amSan Antonio

11h 22m

2 stops

KTN7:45 pmKetchikan

Oct 14

KTN5:30 pmKetchikan

16h 45m

2 stops

SAT1:15 pmSan Antonio

$541

American Airlines

Dec 26

SAT12:06 pmSan Antonio

16h 38m

2 stops

FAI1:44 amFairbanks

Jan 9

FAI3:59 pmFairbanks

14h 03m

2 stops

SAT9:02 amSan Antonio

$542

American Airlines

Dec 26

SAT12:06 pmSan Antonio

16h 38m

2 stops

FAI1:44 amFairbanks

Jan 9

FAI3:59 pmFairbanks

14h 03m

2 stops

SAT9:02 amSan Antonio

$552

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioFairbanks

SAT San Antonio - FAI Fairbanks

SATFAI

San Antonio

Sat 1/30

5:00 pm-11:17 am

1 stop21h 17m

Fairbanks

Mon 2/1

2:37 am-4:02 pm

1 stop10h 25m

$476

San AntonioFairbanks

SAT San Antonio - FAI Fairbanks

SATFAI

San Antonio

Sat 1/30

5:00 pm-11:17 am

1 stop21h 17m

Fairbanks

Tue 2/2

5:07 am-4:02 pm

2 stops31h 55m

$480

San AntonioFairbanks

SAT San Antonio - FAI Fairbanks

SATFAI

San Antonio

Sat 1/30

5:00 pm-12:44 am

2 stops34h 44m

Fairbanks

Mon 2/1

2:37 am-4:02 pm

1 stop10h 25m

$481

San AntonioFairbanks

SAT San Antonio - FAI Fairbanks

SATFAI

San Antonio

Wed 10/21

6:35 am-12:45 am

2 stops21h 10m

Fairbanks

Tue 10/27

1:50 am-5:10 pm

2 stops12h 20m

$487

San AntonioFairbanks

SAT San Antonio - FAI Fairbanks

SATFAI

San Antonio

Thu 11/12

7:45 am-12:37 am

2 stops19h 52m

Fairbanks

Wed 11/18

1:42 am-9:26 pm

2 stops16h 44m

$487

San AntonioFairbanks

SAT San Antonio - FAI Fairbanks

SATFAI

San Antonio

Sat 10/24

6:35 am-12:45 am

2 stops21h 10m

Fairbanks

Fri 10/30

1:50 am-9:24 pm

2 stops16h 34m

$487

San AntonioKetchikan

SAT San Antonio - KTN Ketchikan

SATKTN

San Antonio

Sat 10/10

11:23 am-7:45 pm

2 stops11h 22m

Ketchikan

Wed 10/14

5:30 pm-1:15 pm

2 stops16h 45m

$541

San AntonioFairbanks

SAT San Antonio - FAI Fairbanks

SATFAI

San Antonio

Sun 12/27

3:00 pm-2:48 am

2 stops14h 48m

Fairbanks

Sat 1/9

3:59 pm-9:02 am

2 stops14h 03m

$542

Quickest round-trip

San AntonioAnchorage

SAT San Antonio - ANC Anchorage

SATANC

San Antonio

Sun 12/6

4:57 pm-10:59 pm

1 stop9h 02m

Anchorage

Fri 12/11

12:07 am-12:46 pm

1 stop9h 39m

$605

San AntonioAnchorage

SAT San Antonio - ANC Anchorage

SATANC

San Antonio

Thu 10/29

7:35 am-7:39 pm

2 stops15h 04m

Anchorage

Tue 11/3

8:43 pm-12:08 pm

1 stop12h 25m

$615

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

What is the cheapest month to fly to Alaska?

If you don’t want to visit Alaska in January, then you should wait until October to fly from San Antonio, when ticket prices are also cheap, with an average price of $458.

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

You are more likely to see cheaper flights to Alaska from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Alaska for around $596 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Alaska from San Antonio for as low as $378 on momondo.

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

You could potentially save up to 36% on your flight if you consider stops on a San Antonio to Alaska flight.

Cheap San Antonio to Alaska flight deals and tips

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

Best Price Found	$244
Fastest flight time	8h 54m
Direct flights	None

The best one-way flight to Alaska from San Antonio in the past 72 hours is $244. The best round-trip flight deal from San Antonio to Alaska found on momondo in the last 72 hours is $476.

The fastest flight from San Antonio to Alaska takes 8h 54m

There are no direct flights from San Antonio to Alaska. There are no popular flight routes from San Antonio to Alaska.

Search flight deals

Frequently asked questions about flying from San Antonio to Alaska

When did momondo last update prices for flights from San Antonio Airport to Alaska?
Prices for flights from San Antonio Airport to Alaska are updated daily.
How many operators does momondo search for flights from San Antonio Airport to Alaska?
The number of operators available for flights from San Antonio Airport to Alaska is 5 as of September 2026.
How old do you have to be to fly from San Antonio Airport to Alaska?
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 Alaska.
What documentation or ID do you need to fly to Alaska?
The necessary travel and health documents for your Alaska 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.

Best airlines flying from San Antonio to Alaska

Compare and see reviews for airlines that fly from San Antonio to Alaska with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $199	Free Cancellation	Rating 7.8 8,610 reviews	Search Delta flights
Alaska Airlines	PriceFrom $320	Free Cancellation	Rating 7.9 12,978 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $350	Free Cancellation	Rating 7.4 10,243 reviews	Search United Airlines flights
American Airlines	PriceFrom $384	Free Cancellation	Rating 7.0 12,099 reviews	Search American Airlines flights
Southwest	PriceFrom $458	Free Cancellation	Rating 8.0 4,201 reviews	Search Southwest flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Antonio to Alaska. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from San Antonio to Alaska on momondo can be filtered to show those which offer flexible booking policies.

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

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 Alaska.

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

Price alerts on flights to Alaska 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.