$437+ Cheap flights from Grand Island to San Antonio (GRI - 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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
GRI — SAT
Sep 14 — Sep 211
Round-trip
1 adult, Economy
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Find cheap flights from Grand Island to San Antonio with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Grand Island to San Antonio
Cheapest
Best
Last-minute
Cheapest flights from Grand Island to San AntonioExplore the most affordable flight options available from Grand Island to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
Explore the most affordable flight options available from Grand Island to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 10/243:27 pm -
1 stop7h 30m
Mon 10/267:54 pm -
1 stop19h 03m
Deal found 8/10![American Airlines logo]()
$437
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/106:24 pm -
1 stop15h 37m
Wed 9/1612:41 pm -
1 stop5h 13m
Deal found 8/11![American Airlines logo]()
$447
This American Airlines deal was found by Cheapflights users on 8/10. 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 9/295:30 am -
1 stop17h 20m
Sun 10/410:51 am -
1 stop7h 03m
Deal found 8/10![American Airlines logo]()
$482
This American Airlines deal was found by Cheapflights users on 8/10. 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 8/255:30 am -
1 stop4h 31m
Sat 8/294:40 pm -
1 stop7h 02m
Deal found 8/10![American Airlines logo]()
$506
This American Airlines deal was found by Cheapflights users on 8/13. 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 12/176:18 pm -
1 stop5h 40m
Mon 12/215:25 pm -
1 stop6h 33m
Deal found 8/13![American Airlines logo]()
$528
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2511:52 am -
1 stop25h 56m
Sun 9/278:20 pm -
2 stops16h 17m
Deal found 8/13![Multiple Airlines logo]()
$561
This American Airlines deal was found by Cheapflights users on 8/11. 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 12/163:25 pm -
1 stop17h 08m
Mon 12/215:25 pm -
1 stop6h 33m
Deal found 8/11![American Airlines logo]()
$597
Best flights from Grand Island to San AntonioDiscover carefully curated flight deals from Grand Island to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
Discover carefully curated flight deals from Grand Island to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 10/243:27 pm -
1 stop7h 30m
Mon 10/267:54 pm -
1 stop19h 03m
Deal found 8/10![American Airlines logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2511:52 am -
1 stop25h 56m
Sun 9/278:20 pm -
2 stops16h 17m
Deal found 8/13![Multiple Airlines logo]()
$561
This American Airlines deal was found by Cheapflights users on 8/10. 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 8/255:30 am -
1 stop4h 31m
Sat 8/294:40 pm -
1 stop7h 02m
Deal found 8/10![American Airlines logo]()
$506
This American Airlines deal was found by Cheapflights users on 8/13. 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 12/176:18 pm -
1 stop5h 40m
Mon 12/215:25 pm -
1 stop6h 33m
Deal found 8/13![American Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 8/11. 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 12/163:25 pm -
1 stop17h 08m
Mon 12/215:25 pm -
1 stop6h 33m
Deal found 8/11![American Airlines logo]()
$597
This American Airlines deal was found by Cheapflights users on 8/10. 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 9/295:30 am -
2 stops18h 25m
Sun 10/412:41 pm -
1 stop5h 13m
Deal found 8/10![American Airlines logo]()
$607
Last-minute flights from Grand Island to San AntonioDiscover last-minute flight deals from Grand Island to San Antonio. Data last updated August 15, 2026 and is based on user searches.
Discover last-minute flight deals from Grand Island to San Antonio. Data last updated August 15, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/10. 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 8/255:30 am -
1 stop4h 31m
Sat 8/294:40 pm -
1 stop7h 02m
Deal found 8/10![American Airlines logo]()
$506
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/106:24 pm -
1 stop15h 37m
Wed 9/1612:41 pm -
1 stop5h 13m
Deal found 8/11![American Airlines logo]()
$447
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Fri 9/115:30 am -
1 stop4h 31m
Mon 9/1410:51 am -
1 stop7h 03m
Deal found 8/12![American Airlines logo]()
$528
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2511:52 am -
1 stop25h 56m
Sun 9/278:20 pm -
2 stops16h 17m
Deal found 8/13![Multiple Airlines logo]()
$561
This American Airlines deal was found by Cheapflights users on 8/10. 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 9/295:30 am -
1 stop17h 20m
Sun 10/410:51 am -
1 stop7h 03m
Deal found 8/10![American Airlines logo]()
$482
Find flight deals from Grand Island to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from Grand Island (GRI) 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 August 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $437 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Grand Island 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 August 15, 2026.
Use the filters below to find and compare flights from Grand Island to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Grand IslandSan Antonio
GRI Grand Island - SAT San Antonio
GRISAT
Grand Island
Sat 10/24
3:27 pm-10:57 pm
1 stop7h 30m
San Antonio
Mon 10/26
7:54 pm-2:57 pm
1 stop19h 03m
$437
Quickest round-trip
Grand IslandSan Antonio
GRI Grand Island - SAT San Antonio
GRISAT
Grand Island
Tue 8/25
5:30 am-10:01 am
1 stop4h 31m
San Antonio
Sat 8/29
4:40 pm-11:42 pm
1 stop7h 02m
$506
Grand IslandSan Antonio
GRI Grand Island - SAT San Antonio
GRISAT
Grand Island
Thu 12/17
6:18 pm-11:58 pm
1 stop5h 40m
San Antonio
Mon 12/21
5:25 pm-11:58 pm
1 stop6h 33m
$528
Grand IslandSan Antonio
GRI Grand Island - SAT San Antonio
GRISAT
Grand Island
Fri 9/25
11:52 am-1:48 pm
1 stop25h 56m
San Antonio
Sun 9/27
8:20 pm-12:37 pm
2 stops16h 17m
$561
Grand IslandSan Antonio
GRI Grand Island - SAT San Antonio
GRISAT
Grand Island
Wed 12/16
3:25 pm-8:33 am
1 stop17h 08m
San Antonio
Mon 12/21
5:25 pm-11:58 pm
1 stop6h 33m
$597
Grand IslandSan Antonio
GRI Grand Island - SAT San Antonio
GRISAT
Grand Island
Tue 9/29
5:30 am-11:55 pm
2 stops18h 25m
San Antonio
Sun 10/4
12:41 pm-5:54 pm
1 stop5h 13m
$607
Sorted by cheapest first
Compare providers for flights from Grand Island 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 Grand Island to San Antonio in August.
| 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 Grand Island-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Grand Island-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Grand Island-San Antonio flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Grand Island-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 Grand Island-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 Grand Island to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Grand Island with our price prediction graph.
GRI-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.
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 August 15, 2026.
Read reviews from past customers who have flown American Airlines from Grand Island to San Antonio. 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.
Crew
7.9
Boarding
7.5
Overall
7.1
Entertainment
6.8
Comfort
7.2
Food
6.4
Reviews
1 / 20
8.0
ExcellentMonica,Nov 2025
JAC - DFW
Crew
7.9
Boarding
7.5
Overall
7.1
Entertainment
6.8
Comfort
7.2
Food
6.4
Reviews
1 / 20
8.0
ExcellentMonica,Nov 2025
JAC - DFW
Related info for your journey
Find useful and relevant information for your journey from Grand Island 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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Grand Island and San Antonio flights
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Top airline flying from Grand Island to San Antonio
Discover the top airline that operate flights from Grand Island 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 August 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$425 | Average$565 | FlexibilityNo cancel fee | On-time71% |