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$339+ Cheap flights from Grand Junction to San Antonio (GJT - 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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
GJT — SAT
Aug 22 — Aug 291
Fri 8/22
Fri 8/29
1 adult, Economy
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Cheap flight deals from Grand Junction to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Grand Junction (GJT) 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 17, 2025.

Round-trip from

$339
(United Airlines)

Popular in

January

Cheapest in

September

Average price

$473
From Grand Junction Regnl to San Antonio
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($46 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Grand Junction to San Antonio

Cheapest flights from Grand Junction to San Antonio
Explore the most affordable flight options available from Grand Junction to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 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.
Thu 12/111:37 pmGJT - SAT
1 stop6h 16mUnited Airlines
Sat 12/134:34 pmSAT - GJT
1 stop4h 51mUnited Airlines
Deal found 8/16$339
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.
Sun 8/317:20 amGJT - SAT
1 stop4h 28mUnited Airlines
Thu 9/48:55 amSAT - GJT
1 stop6h 40mUnited Airlines
Deal found 8/16$531

Cheapflights Fare Finder

 
Customize your flight search to find flights from Grand Junction 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 17, 2025.
Use the filters below to find and compare flights from Grand Junction to San Antonio that are best for you.

Fly from

Grand Junction

Fly to

San Antonio

Route

Depart

Return

Price

Grand JunctionSan Antonio

GJT - SAT

GJTSAT

Grand Junction Regnl

Thu 12/11

1:37 pm-8:53 pm

1 stop6h 16m

San Antonio

Sat 12/13

4:34 pm-8:25 pm

1 stop4h 51m

$339

Grand JunctionSan Antonio

GJT - SAT

GJTSAT

Grand Junction Regnl

Sun 8/31

7:20 am-12:48 pm

1 stop4h 28m

San Antonio

Thu 9/4

8:55 am-2:35 pm

1 stop6h 40m

$531

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Best time to book a flight from Grand Junction to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Grand Junction 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 Grand Junction to San Antonio

What is the cheapest month to book a flight from Grand Junction to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Grand Junction to San Antonio (average of $295). Flying from Grand Junction 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.

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

Find hourly flight availability from Grand Junction to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 17, 2025.

One of the essential ways to save on airfare from Grand Junction to San Antonio is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 8% on airfare.

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 17, 2025.
See what other customers who have flown with United Airlines and American Airlines from Grand Junction 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.
United Airlines
7.4
Good
8,919 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Isaac,May 2024

SHV - IAH

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport
United Airlines
7.4
Good
8,919 reviews
United Airlines
7.4
Good
8,919 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Isaac,May 2024

SHV - IAH

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,919 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Isaac,May 2024

SHV - IAH

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

Related info for your journey

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

  • What are the cheapest airlines flying from Grand Junction to San Antonio round-trip?

    Flying on American Airlines is currently your cheapest option to San Antonio, with prices starting at $236. Another option worth looking into is United Airlines, starting at $288 round trip. You may be able to fly from Grand Junction to San Antonio for 39% less than the average price by searching for these airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Grand Junction 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 Grand Junction to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Grand Junction to San Antonio (average of $295). Flying from Grand Junction 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 2 airlines flying from Grand Junction to San Antonio

Discover the top 2 airlines that operate flights from Grand Junction 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 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$236Average$358FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$288Average$430FlexibilityNo cancel feeOn-time69%

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