$339+ Cheap flights from Flint to San Antonio (FNT - SAT)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
FNT — SAT
Oct 24 — Oct 311
Round-trip
1 adult, Economy
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Find cheap flights from Flint to San Antonio with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Flint to San Antonio
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Cheapest flights from Flint to San AntonioExplore the most affordable flight options available from Flint to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 24, 2026.
Explore the most affordable flight options available from Flint to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 24, 2026.
This American Airlines deal was found by Cheapflights users on 9/20. 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.
Wed 10/215:36 pm -
1 stop7h 22m
Tue 10/277:10 am -
1 stop8h 21m
Deal found 9/20![American Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:31 pm -
1 stop5h 19m
Wed 10/282:20 pm -
2 stops8h 16m
Deal found 9/21![United Airlines logo]()
$364
This United Airlines deal was found by Cheapflights users on 9/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:27 pm -
1 stop5h 30m
Sat 11/2111:45 am -
2 stops10h 51m
Deal found 9/19![United Airlines logo]()
$380
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:27 pm -
1 stop6h 11m
Sat 11/145:30 am -
2 stops11h 22m
Deal found 9/22![United Airlines logo]()
$391
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:31 pm -
1 stop5h 19m
Sat 10/105:32 pm -
1 stop5h 23m
Deal found 9/21![United Airlines logo]()
$429
This American Airlines deal was found by Cheapflights users on 9/22. 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.
Thu 10/225:36 pm -
1 stop7h 22m
Thu 10/293:09 pm -
1 stop7h 46m
Deal found 9/22![American Airlines logo]()
$456
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:31 pm -
1 stop5h 19m
Mon 10/195:30 pm -
1 stop5h 25m
Deal found 9/21![United Airlines logo]()
$460
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:55 am -
1 stop6h 16m
Mon 10/125:30 pm -
1 stop5h 25m
Deal found 9/22![United Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:27 pm -
1 stop5h 30m
Wed 11/115:34 pm -
1 stop5h 02m
Deal found 9/22![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 9/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/258:45 am -
2 stops10h 24m
Thu 12/311:54 pm -
1 stop5h 33m
Deal found 9/20![United Airlines logo]()
$470
Best flights from Flint to San AntonioDiscover carefully curated flight deals from Flint to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 24, 2026.
Discover carefully curated flight deals from Flint to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 24, 2026.
This United Airlines deal was found by Cheapflights users on 9/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/149:00 am -
2 stops7h 38m
Sat 11/2111:45 am -
2 stops10h 51m
Deal found 9/19![United Airlines logo]()
$386
This American Airlines deal was found by Cheapflights users on 9/23. 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.
Tue 12/15:38 pm -
1 stop7h 55m
Mon 12/72:56 pm -
1 stop7h 39m
Deal found 9/23![American Airlines logo]()
$504
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:55 am -
2 stops9h 58m
Sat 10/105:32 pm -
1 stop5h 23m
Deal found 9/21![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:55 am -
1 stop6h 16m
Mon 10/125:30 pm -
1 stop5h 25m
Deal found 9/22![United Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/215:15 am -
1 stop7h 54m
Mon 1/2512:24 pm -
2 stops10h 34m
Deal found 9/22![United Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:27 pm -
1 stop5h 30m
Fri 11/1311:45 am -
2 stops10h 51m
Deal found 9/21![United Airlines logo]()
$544
Last-minute flights from Flint to San AntonioDiscover last-minute flight deals from Flint to San Antonio. Data last updated September 24, 2026 and is based on user searches.
Discover last-minute flight deals from Flint to San Antonio. Data last updated September 24, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:25 am -
2 stops10h 28m
Sat 10/105:32 pm -
1 stop5h 23m
Deal found 9/21![United Airlines logo]()
$469
This American Airlines deal was found by Cheapflights users on 9/21. 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.
Mon 10/55:36 pm -
1 stop7h 22m
Sat 10/102:59 pm -
1 stop7h 55m
Deal found 9/21![American Airlines logo]()
$484
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:31 pm -
1 stop5h 19m
Sat 10/105:32 pm -
1 stop5h 23m
Deal found 9/21![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:55 am -
1 stop6h 16m
Mon 10/125:30 pm -
1 stop5h 25m
Deal found 9/22![United Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:31 pm -
1 stop5h 19m
Mon 10/195:30 pm -
1 stop5h 25m
Deal found 9/21![United Airlines logo]()
$460
This American Airlines deal was found by Cheapflights users on 9/20. 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.
Wed 10/215:36 pm -
1 stop7h 22m
Tue 10/277:10 am -
1 stop8h 21m
Deal found 9/20![American Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:31 pm -
1 stop5h 19m
Wed 10/282:20 pm -
2 stops8h 16m
Deal found 9/21![United Airlines logo]()
$364
This American Airlines deal was found by Cheapflights users on 9/22. 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.
Thu 10/225:36 pm -
1 stop7h 22m
Thu 10/293:09 pm -
1 stop7h 46m
Deal found 9/22![American Airlines logo]()
$456
One-way flights from Flint to San AntonioSearch for one-way flight options from Flint to San Antonio. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
Search for one-way flight options from Flint to San Antonio. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
This United Airlines deal was found by Cheapflights users on 9/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:31 pm -
1 stop5h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![United Airlines logo]()
$339
Find flight deals from Flint to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from Flint (FNT) 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 September 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (American Airlines) |
One-way from | $339 (United Airlines) |
Popular in | December |
Cheapest in | January |
Average price | $415 |
Cheapflights Fare Finder
Customize your flight search to find flights from Flint 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 7,457,451 searches. Data last updated September 24, 2026.
Use the filters below to find and compare flights from Flint to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
FlintSan Antonio
FNT Flint Bishop - SAT San Antonio
FNTSAT
Flint Bishop
Tue 10/20
6:31 pm-10:50 pm
1 stop5h 19m
San Antonio
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$339
FlintSan Antonio
FNT Flint Bishop - SAT San Antonio
FNTSAT
Flint Bishop
Sat 11/14
9:00 am-3:38 pm
2 stops7h 38m
San Antonio
Sat 11/21
11:45 am-11:36 pm
2 stops10h 51m
$386
FlintSan Antonio
FNT Flint Bishop - SAT San Antonio
FNTSAT
Flint Bishop
Tue 10/6
6:55 am-3:53 pm
2 stops9h 58m
San Antonio
Sat 10/10
5:32 pm-11:55 pm
1 stop5h 23m
$434
FlintSan Antonio
FNT Flint Bishop - SAT San Antonio
FNTSAT
Flint Bishop
Fri 10/9
6:55 am-12:11 pm
1 stop6h 16m
San Antonio
Mon 10/12
5:30 pm-11:55 pm
1 stop5h 25m
$463
FlintSan Antonio
FNT Flint Bishop - SAT San Antonio
FNTSAT
Flint Bishop
Thu 1/21
5:15 am-12:09 pm
1 stop7h 54m
San Antonio
Mon 1/25
12:24 pm-11:58 pm
2 stops10h 34m
$474
FlintSan Antonio
FNT Flint Bishop - SAT San Antonio
FNTSAT
Flint Bishop
Tue 12/1
5:38 pm-12:33 am
1 stop7h 55m
San Antonio
Mon 12/7
2:56 pm-11:35 pm
1 stop7h 39m
$504
FlintSan Antonio
FNT Flint Bishop - SAT San Antonio
FNTSAT
Flint Bishop
Sat 11/7
6:27 pm-10:57 pm
1 stop5h 30m
San Antonio
Fri 11/13
11:45 am-11:36 pm
2 stops10h 51m
$544
Sorted by cheapest first
Compare providers for flights from Flint to San Antonio
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Flint to San Antonio in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Flint-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Flint-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Flint-San Antonio flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Flint-San Antonio flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Flint-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Flint to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Flint with our price prediction graph.
FNT-SAT
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.
Cheapflights Insights
Everything you need to know about your flight from Flint to San Antonio
What is the cheapest month to book a flight from Flint to San Antonio?
Currently, January is the cheapest month in which you can book a flight from Flint to San Antonio (average of $314). Flying from Flint to San Antonio in December is currently the most expensive (average of $588). 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.
How much does it cost to fly round-trip from Flint to San Antonio?
Airfare is typical for this route at the moment.
Flint to San Antonio flights typically cost between $339 and $415 in October.The cheapest round-trip price found within the last 5 days was $359 on American Airlines (Oct 21-Oct 27).
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 September 24, 2026.
See what other customers who have flown with United Airlines and American Airlines from Flint 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.
Crew
8.1
Overall
7.4
Food
6.7
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Crew
8.1
Overall
7.4
Food
6.7
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Crew
8.1
Overall
7.4
Food
6.7
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Flint to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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Flint and San Antonio flights
Browse other Flint and San Antonio flight options. Last updated on September 24, 2026.
Other flights from Flint
Browse through other flights departing from Flint. Flights are based on user searches made on Cheapflights and were last updated on September 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Antonio
Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 24, 2026.
Top 2 airlines flying from Flint to San Antonio
Discover the top 2 airlines that operate flights from Flint 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 7,457,451 searches. Data last updated September 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$268 | Average$408 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$274 | Average$389 | FlexibilityNo cancel fee | On-time71% |