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$522+ Cheap flights from San Antonio to Flint, MI (SAT - FNT)

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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — FNT
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheap flight deals from San Antonio to Flint

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Flint (FNT). 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 August 18, 2025.

Round-trip from

$522
(United Airlines)

Popular in

February

Cheapest in

April

Average price

$308
From San Antonio to Flint Bishop
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($93 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
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Find flight deals from San Antonio to Flint

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

This United Airlines deal was found by Cheapflights users on 8/16. 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 8/3012:57 pmSAT - FNT
1 stop8h 33mUnited Airlines
Sat 9/67:00 amFNT - SAT
1 stop6h 01mUnited Airlines
Deal found 8/16$522
This United Airlines deal was found by Cheapflights users on 8/16. 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 9/96:30 amSAT - FNT
1 stop5h 55mUnited Airlines
Thu 9/117:00 amFNT - SAT
1 stop6h 01mUnited Airlines
Deal found 8/16$669
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.
Wed 9/31:00 pmSAT - FNT
1 stop4h 55mAmerican Airlines
Tue 10/288:30 amFNT - SAT
1 stop5h 22mAmerican Airlines
Deal found 8/17$808
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/126:30 amSAT - FNT
1 stop5h 55mUnited Airlines
Mon 9/154:43 pmFNT - SAT
1 stop7h 15mUnited Airlines
Deal found 8/17$942

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Flint 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 August 18, 2025.
Use the filters below to find and compare flights from San Antonio to Flint that are best for you.

Fly from

San Antonio

Fly to

Flint

Route

Depart

Return

Price

San AntonioFlint

SAT - FNT

SATFNT

San Antonio

Sat 8/30

12:57 pm-10:30 pm

1 stop8h 33m

Flint Bishop

Sat 9/6

7:00 am-12:01 pm

1 stop6h 01m

$522

San AntonioFlint

SAT - FNT

SATFNT

San Antonio

Tue 9/9

6:30 am-1:25 pm

1 stop5h 55m

Flint Bishop

Thu 9/11

7:00 am-12:01 pm

1 stop6h 01m

$669

San AntonioFlint

SAT - FNT

SATFNT

San Antonio

Wed 9/3

1:00 pm-6:55 pm

1 stop4h 55m

Flint Bishop

Tue 10/28

8:30 am-12:52 pm

1 stop5h 22m

$808

San AntonioFlint

SAT - FNT

SATFNT

San Antonio

Fri 9/12

6:30 am-1:25 pm

1 stop5h 55m

Flint Bishop

Mon 9/15

4:43 pm-10:58 pm

1 stop7h 15m

$942

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Best time to book a flight from San Antonio to Flint

Have a flexible travel schedule? Discover the best time to fly to Flint 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.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Flint

What is the cheapest month to book a flight from San Antonio to Flint, Michigan?

Currently, August is the cheapest month in which you can book a flight from San Antonio to Flint, Michigan (average of $303). Flying from San Antonio to Flint, Michigan in December is currently the most expensive (average of $422). 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.

What is the cheapest time of day to fly from SAT to FNT?

Find hourly flight availability from San Antonio to Flint. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 18, 2025.

A simple way to save on the total cost of your ticket is to fly from San Antonio to Flint, Michigan at noon. If you’re flexible enough to do this you can expect to save up to 24% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Flint

Get insights into the airlines that provide service to Flint. 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 Flint. Reviews last updated August 18, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from San Antonio to Flint. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,925 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,925 reviews
United Airlines
7.4
Good
8,925 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,925 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Flint. 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 San Antonio to Flint, Michigan?

    Airlines like United Airlines and American Airlines fly from San Antonio to Flint, Michigan in about 4h 55m. The time it takes to get you to your destination can typically vary by up to 3h 38m. The distance from San Antonio to Flint, Michigan is about 1234 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from San Antonio to Flint, Michigan round-trip?

    American Airlines, at $268, was found to be the cheapest airline from San Antonio to Flint, Michigan. An alternate airline flying to your destination would be United Airlines. These flights start at 31% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio to Flint 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 San Antonio to Flint, Michigan?

    Currently, August is the cheapest month in which you can book a flight from San Antonio to Flint, Michigan (average of $303). Flying from San Antonio to Flint, Michigan in December is currently the most expensive (average of $422). 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 Flint?

Book flights to Flint if you plan to visit one of these locations
Birch Run
Grand Blanc

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Alternative routes for San Antonio to Flint

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from San Antonio to Flint

Discover the top 2 airlines that operate flights from San Antonio to Flint. 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$384FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$413FlexibilityNo cancel feeOn-time69%

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