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$301+ Cheap flights from Flagstaff to San Antonio (FLG - SAT)

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
FLG — SAT
ago. 23 — ago. 301
sáb. 8/23
sáb. 8/30
1 adult, Economy
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Cheap flight deals from Flagstaff to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Flagstaff (FLG) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated agosto 18, 2025.

Round-trip from

$366
(American Airlines)

One-way from

$301
(American Airlines)
From Flagstaff Pulliam to San Antonio
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One-way flight from Flagstaff Pulliam to San Antonio
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Find flight deals from Flagstaff to San Antonio

Cheapest flights from Flagstaff to San Antonio
Explore the most affordable flight options available from Flagstaff to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 18, 2025.

This American Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/2410:17 amFLG - SAT
1 stop4h 38mAmerican Airlines
mar. 10/2812:31 pmSAT - FLG
1 stop6h 54mAmerican Airlines
Deal found 8/17$366
This American Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/108:00 amFLG - SAT
1 stop6h 55mAmerican Airlines
lun. 10/136:55 pmSAT - FLG
1 stop4h 22mAmerican Airlines
Deal found 8/18$476
This American Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/2210:30 amFLG - SAT
1 stop4h 28mAmerican Airlines
dom. 8/243:20 pmSAT - FLG
1 stop4h 17mAmerican Airlines
Deal found 8/18$596

Cheapflights Fare Finder

 
Customize your flight search to find flights from Flagstaff to San Antonio that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 18, 2025.
Use the filters below to find and compare flights from Flagstaff to San Antonio that are best for you.

Fly from

Flagstaff

Fly to

San Antonio

Route

Depart

Return

Price

FlagstaffSan Antonio

FLG - SAT

FLGSAT

Flagstaff Pulliam

vie. 10/24

10:17 am-4:55 pm

1 stop4h 38m

San Antonio

mar. 10/28

12:31 pm-5:25 pm

1 stop6h 54m

$366

FlagstaffSan Antonio

FLG - SAT

FLGSAT

Flagstaff Pulliam

vie. 10/10

8:00 am-4:55 pm

1 stop6h 55m

San Antonio

lun. 10/13

6:55 pm-9:17 pm

1 stop4h 22m

$476

FlagstaffSan Antonio

FLG - SAT

FLGSAT

Flagstaff Pulliam

lun. 8/25

8:15 am-4:58 pm

1 stop6h 43m

$301

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Best time to book a flight from Flagstaff to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Flagstaff 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.

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated agosto 18, 2025.
See what other customers who have flown with American Airlines from Flagstaff to San Antonio have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Boarding

7.5

Comfort

7.2

Food

6.5

Overall

7.2

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Boarding

7.5

Comfort

7.2

Food

6.5

Overall

7.2

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.

Related info for your journey

Find useful and relevant information for your journey from Flagstaff to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Flagstaff to San Antonio?

    A quick flight from Flagstaff to San Antonio can take about 4h 38m. American Airlines provides one of the quickest options available for as low as $366. There are 861 mi between Flagstaff and San Antonio.

  • What is the cheapest airline to fly from Flagstaff to San Antonio round-trip?

    American Airlines, at $385, was found to be the cheapest airline from Flagstaff to San Antonio..

  • Can I find deals for flights from Flagstaff to San Antonio that include hotel bookings?

    Yes. In addition to deals on Flagstaff to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Flagstaff to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Flagstaff to San Antonio.

  • Can I find deals for business class flights from Flagstaff to San Antonio?

    Yes. Cheapflights offers flight deals from Flagstaff to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, August is the cheapest month in which you can book a flight from Flagstaff to San Antonio (average of $295). Flying from Flagstaff to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Top airline flying from Flagstaff to San Antonio

Discover the top airline that operate flights from Flagstaff to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$385Average$600FlexibilityNo cancel feeOn-time71%

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