What are the cheapest airlines flying from Green Bay to San Antonio round-trip?

Delta, at $258, 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 32% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from Green Bay to San Antonio?

Travelers seeking maximum savings on their Green Bay to San Antonio flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Green Bay to San Antonio?

The most popular airlines flying from Green Bay to San Antonio are American Airlines, Delta and United Airlines. Something to consider prior to booking your flight.

What is the cheapest day to fly round-trip from Green Bay to San Antonio?

Saturday flights are generally found to be more expensive for flights from Green Bay to San Antonio. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Antonio.

How far in advance should I book a flight from Green Bay to San Antonio?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 38 days in advance, which can save you up to 35% on flights from Green Bay to San Antonio compared to booking the week you need them. Waiting 38 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $333. For sooner than that we have options available in the next 3 days from $343.

What is the cheapest month to fly from Green Bay to San Antonio?

November is one of the best times of the year to fly to San Antonio from Green Bay. Prices for November average $384 per person but you can even find prices for as low as $259. The most expensive prices can be found in the month of October. Opting for a November flight can save you 44% on your journey compared to booking in October

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

Unlike in the morning, when flights are generally more expensive, you can save up to 21% on flights from Green Bay to San Antonio by exploring options for tickets at noon.

Most accurate provider : When it comes to deals on Green Bay-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Green Bay-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-San Antonio flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Green Bay-San Antonio flights, Cheapflights users trust eDreams the most. eDreams 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 Green Bay-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

$258+ Flights from Green Bay to San Antonio - Compare & Save Big

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Find cheap flights from Green Bay 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.

Cheapflights Tip: The best prices from Green Bay Austin-Straubel to San Antonio are usually found in November or May, booked 71 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

Cheap flight deals from Green Bay to San Antonio

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$258 (Delta)
Popular in	October
Cheapest in	November
Average price	$290

Provider with most accurate pricing for Green Bay Austin-Straubel-San Antonio flight deals.

Search Deals

Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-San Antonio flights.

Search Deals

From Green Bay Austin-Straubel to San Antonio

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($22 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in May 2025

Search Deals

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 May 1, 2025.

Sat 5/314:13 pmGRB - SAT

1 stop6h 54mDelta

Fri 6/134:27 pmSAT - GRB

1 stop6h 46mDelta

Deal found 4/30

$258

Fri 6/206:15 amGRB - SAT

1 stop6h 08mUnited Airlines

Mon 6/236:45 amSAT - GRB

1 stop5h 37mUnited Airlines

Deal found 4/29

$339

Wed 5/1411:27 amGRB - SAT

2 stops10h 49mAmerican Airlines

Sat 5/1710:48 amSAT - GRB

2 stops12h 22mAmerican Airlines

Deal found 4/29

$352

Best flights from Green Bay to San Antonio
Discover carefully curated flight deals from Green Bay to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 1, 2025.

Sat 5/314:13 pmGRB - SAT

1 stop6h 54mDelta

Fri 6/134:27 pmSAT - GRB

1 stop6h 46mDelta

Deal found 4/30

$258

Fri 6/206:15 amGRB - SAT

1 stop6h 08mUnited Airlines

Mon 6/236:45 amSAT - GRB

1 stop5h 37mUnited Airlines

Deal found 4/29

$339

Wed 5/1411:27 amGRB - SAT

2 stops10h 49mAmerican Airlines

Sat 5/1710:48 amSAT - GRB

2 stops12h 22mAmerican Airlines

Deal found 4/29

$352

Last-minute flights from Green Bay to San Antonio
Discover last-minute flight deals from Green Bay to San Antonio. Data last updated May 1, 2025 and is based on user searches.

Wed 5/712:06 pmGRB - SAT

1 stop5h 14mDelta

Wed 5/146:25 amSAT - GRB

1 stop5h 01mDelta

Deal found 4/29

$756

Wed 5/1411:27 amGRB - SAT

2 stops10h 49mAmerican Airlines

Sat 5/1710:48 amSAT - GRB

2 stops12h 22mAmerican Airlines

Deal found 4/29

$352

Sat 5/314:13 pmGRB - SAT

1 stop6h 54mDelta

Sat 6/142:49 pmSAT - GRB

1 stop8h 24mDelta

Deal found 4/30

$258

One-way flights from Green Bay to San Antonio
Search for one-way flight options from Green Bay to San Antonio. Find affordable one-way fares based on user searches. Data last updated May 1, 2025.

Wed 5/76:00 amGRB - SAT

1 stop7h 17mAmerican Airlines

Deal found 4/30

$332

Wed 5/78:33 amGRB - SAT

3 stops12h 33mUnited Airlines

Deal found 4/30

$1,015

Cheapflights Fare Finder

Use the filters below to find and compare flights from Green Bay to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Green BaySan Antonio

GRB - SAT

GRBSAT

Green Bay Austin-Straubel

Sat 5/31

4:13 pm-11:07 pm

1 stop6h 54m

San Antonio

Sat 6/14

2:49 pm-11:13 pm

1 stop8h 24m

$258

Green BaySan Antonio

GRB - SAT

GRBSAT

Green Bay Austin-Straubel

Fri 6/20

6:15 am-12:23 pm

1 stop6h 08m

San Antonio

Mon 6/23

6:45 am-12:22 pm

1 stop5h 37m

$339

Green BaySan Antonio

GRB - SAT

GRBSAT

Green Bay Austin-Straubel

Wed 5/14

11:27 am-10:16 pm

2 stops10h 49m

San Antonio

Sat 5/17

10:48 am-11:10 pm

2 stops12h 22m

$352

Green BaySan Antonio

GRB - SAT

GRBSAT

Green Bay Austin-Straubel

Wed 5/7

6:00 am-1:17 pm

1 stop7h 17m

$332

Green BaySan Antonio

GRB - SAT

GRBSAT

Green Bay Austin-Straubel

Wed 5/7

8:33 am-9:06 pm

3 stops12h 33m

$1,015

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Compare providers for flights from Green Bay to San Antonio

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Green Bay to San Antonio in May.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy2 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Green Bay-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Green Bay-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-San Antonio flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Green Bay-San Antonio flights, Cheapflights users trust eDreams the most. eDreams 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 Green Bay-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 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

How far ahead should I book a flight from Green Bay to San Antonio?

Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from Green Bay to San Antonio. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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.

Rainfall in San Antonio by month

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Antonio

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,934 reviews

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,696 reviews

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What are the cheapest airlines flying from Green Bay to San Antonio round-trip?
Delta, at $258, 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 32% 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

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Other flights to San Antonio

Top 3 airlines flying from Green Bay to San Antonio

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$258	Average$337	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$258	Average$368	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$314	Average$508	FlexibilityNo cancel fee	On-time69%

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$258+ Cheap flights from Green Bay to San Antonio (GRB - 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 5/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Green Bay to San Antonio with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Green Bay Austin-Straubel to San Antonio are usually found in November or May, booked 71 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

Cheap flight deals from Green Bay to San Antonio

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Green Bay to San Antonio

Cheapest flights from Green Bay to San AntonioExplore 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 May 1, 2025.

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 May 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Green Bay to San Antonio that are best for you.

Compare providers for flights from Green Bay 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 Green Bay to San Antonio in May.

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.

Cheapflights Insights

Everything you need to know about your flight from Green Bay to San Antonio

How far ahead should I book a flight from Green Bay to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Green Bay to San Antonio. Price data was last updated on April 25, 2025.

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

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

Reviews of airlines servicing San Antonio

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?

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

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

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

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

Traveling to a place near Green Bay?

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Alternative routes for Green Bay to San Antonio

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Top 3 airlines flying from Green Bay to San Antonio

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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 May 1, 2025.