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$135+ Cheap flights from Green Bay to San Antonio (GRB - 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — SAT
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
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Cheap flight deals from Green Bay to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) 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 julio 30, 2025.

Round-trip from

$259
(Delta)

One-way from

$135
(United Airlines)

Popular in

October

Cheapest in

November

Average price

$388
From Green Bay Austin-Straubel to San Antonio
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One-way flight from Green Bay Austin-Straubel to San Antonio
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High demand for flights, 4% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Green Bay to San Antonio

Cheapest flights from Green Bay to San Antonio
Explore the most affordable flight options available from Green Bay to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/2212:06 pmGRB - SAT
1 stop5h 11mDelta
lun. 8/256:25 amSAT - GRB
1 stop5h 01mDelta
Deal found 7/29$259
This United Airlines deal was found by Cheapflights users on 7/30. 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.
sáb. 10/182:40 pmGRB - SAT
2 stops6h 49mUnited Airlines
mié. 10/225:09 pmSAT - GRB
1 stop5h 31mUnited Airlines
Deal found 7/30$264
This American Airlines deal was found by Cheapflights users on 7/30. 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.
jue. 8/143:01 pmGRB - SAT
1 stop6h 38mAmerican Airlines
lun. 8/186:24 pmSAT - GRB
1 stop5h 06mAmerican Airlines
Deal found 7/30$289

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay 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 julio 30, 2025.
Use the filters below to find and compare flights from Green Bay to San Antonio that are best for you.

Fly from

Green Bay

Fly to

San Antonio

Route

Depart

Return

Price

Green BaySan Antonio

GRB - SAT

GRBSAT

Green Bay Austin-Straubel

vie. 8/22

12:06 pm-5:17 pm

1 stop5h 11m

San Antonio

lun. 8/25

6:25 am-11:26 am

1 stop5h 01m

$259

Green BaySan Antonio

GRB - SAT

GRBSAT

Green Bay Austin-Straubel

sáb. 10/18

2:40 pm-9:29 pm

2 stops6h 49m

San Antonio

mié. 10/22

5:09 pm-10:40 pm

1 stop5h 31m

$264

Green BaySan Antonio

GRB - SAT

GRBSAT

Green Bay Austin-Straubel

jue. 8/14

3:01 pm-9:39 pm

1 stop6h 38m

San Antonio

lun. 8/18

6:24 pm-11:30 pm

1 stop5h 06m

$289

Green BaySan Antonio

GRB - SAT

GRBSAT

Green Bay Austin-Straubel

sáb. 10/18

2:40 pm-9:29 pm

2 stops6h 49m

$135

Green BaySan Antonio

GRB - SAT

GRBSAT

Green Bay Austin-Straubel

sáb. 10/18

9:44 am-5:44 pm

1 stop8h 00m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Green Bay to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Green Bay 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 Green Bay to San Antonio

What is the cheapest month to book a flight from Green Bay to San Antonio?

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

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 julio 30, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Green Bay to San Antonio to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,896 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Green Bay 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 Green Bay to San Antonio round-trip?

    Delta, at $259, was found to be the cheapest airline from Green Bay to San Antonio.Alternate airlines to your destination round-trip include United Airlines and American Airlines. Delta is priced at 30% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Green Bay 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 Green Bay to San Antonio?

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

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Top 3 airlines flying from Green Bay to San Antonio

Discover the top 3 airlines that operate flights from Green Bay 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 julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$249Average$346FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$258Average$361FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$314Average$498FlexibilityNo cancel feeOn-time69%

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