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$220+ Cheap flights from Green Bay to San Diego (GRB - SAN)

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — SAN
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from Green Bay to San Diego

Cheapest flights from Green Bay to San Diego
Explore the most affordable flight options available from Green Bay to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This American Airlines deal was found by Cheapflights users on 7/22. 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 9/224:04 pm
GRB
-
SAN
1 stop7h 26m
American Airlines
Tue 9/2910:46 pm
SAN
-
GRB
1 stop8h 49m
American Airlines
Deal found 7/22$349
This Delta deal was found by Cheapflights users on 7/23. 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.
Tue 9/227:00 am
GRB
-
SAN
1 stop9h 09m
Delta
Tue 9/2911:54 am
SAN
-
GRB
1 stop7h 41m
Delta
Deal found 7/23$359
This United Airlines deal was found by Cheapflights users on 7/25. 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 11/266:15 am
GRB
-
SAN
1 stop7h 12m
United Airlines
Tue 12/111:20 am
SAN
-
GRB
2 stops9h 29m
United Airlines
Deal found 7/25$364
This Delta deal was found by Cheapflights users on 7/23. 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.
Fri 10/306:00 am
GRB
-
SAN
1 stop6h 50m
Delta
Sun 11/156:15 am
SAN
-
GRB
1 stop8h 13m
Delta
Deal found 7/23$379
This American Airlines deal was found by Cheapflights users on 7/22. 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 9/212:26 pm
GRB
-
SAN
1 stop8h 53m
American Airlines
Sat 9/510:57 am
SAN
-
GRB
2 stops11h 19m
American Airlines
Deal found 7/22$387
This Delta deal was found by Cheapflights users on 7/26. 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.
Wed 10/76:00 am
GRB
-
SAN
1 stop6h 48m
Delta
Thu 10/1512:00 pm
SAN
-
GRB
1 stop7h 43m
Delta
Deal found 7/26$399
This Delta deal was found by Cheapflights users on 7/23. 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.
Tue 10/2712:35 pm
GRB
-
SAN
2 stops13h 20m
Delta
Sun 11/156:15 am
SAN
-
GRB
1 stop8h 13m
Delta
Deal found 7/23$406
This United Airlines deal was found by Cheapflights users on 7/26. 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 9/179:03 am
GRB
-
SAN
1 stop8h 46m
United Airlines
Sat 9/262:07 pm
SAN
-
GRB
1 stop7h 12m
United Airlines
Deal found 7/26$421

Find flight deals from Green Bay to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to San Diego (SAN). 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 July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(American Airlines)

One-way from

$220
(Delta)

Popular in

June

Cheapest in

September

Average price

$496
Provider with most accurate pricing for Green Bay Austin-Straubel-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-San Diego flights.
Search Deals
From Green Bay Austin-Straubel to San Diego
Search Deals
One-way flight from Green Bay Austin-Straubel to San Diego
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($146 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay to San Diego 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 July 27, 2026.
Use the filters below to find and compare flights from Green Bay to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Sat 10/31

6:00 am-12:08 pm

1 stop8h 08m

San Diego

Mon 11/9

6:15 am-4:28 pm

1 stop8h 13m

$359
Quickest round-trip

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Mon 1/4

6:45 am-10:53 am

1 stop6h 08m

San Diego

Mon 1/11

6:15 am-4:28 pm

1 stop8h 13m

$359

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Thu 10/29

7:00 am-2:25 pm

1 stop9h 25m

San Diego

Mon 11/9

6:15 am-4:28 pm

1 stop8h 13m

$359

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Sat 10/17

1:17 pm-8:08 pm

2 stops8h 51m

San Diego

Fri 10/23

2:07 pm-11:19 pm

1 stop7h 12m

$399

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Thu 10/29

3:19 pm-8:17 pm

1 stop6h 58m

San Diego

Tue 11/10

6:15 am-9:32 pm

2 stops13h 17m

$406

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Fri 10/9

11:04 am-5:55 pm

1 stop8h 51m

San Diego

Tue 10/20

6:15 am-2:28 pm

1 stop6h 13m

$439

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Wed 8/26

11:45 am-6:30 pm

1 stop8h 45m

San Diego

Sat 8/29

2:15 pm-11:19 pm

1 stop7h 04m

$459

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Tue 11/10

5:30 pm-10:40 pm

1 stop7h 10m

San Diego

Sat 11/14

11:21 am-9:26 pm

2 stops8h 05m

$464

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Thu 9/17

10:31 am-8:02 pm

2 stops11h 31m

San Diego

Sat 9/26

12:37 pm-11:19 pm

2 stops8h 42m

$469
Cheapest one-way

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Wed 9/9

6:15 am-1:18 pm

1 stop9h 03m

$220

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Green Bay to San Diego

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 Diego in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Diego 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 Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Green Bay-San Diego 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 Green Bay-San Diego 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 Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego 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 Diego

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

Currently, September is the cheapest month in which you can book a flight from Green Bay to San Diego (average of $366). Flying from Green Bay to San Diego in June is currently the most expensive (average of $998). 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.

How much does it cost to fly round-trip from Green Bay to San Diego?

Airfare is below average for this route at the moment.

Green Bay to San Diego flights typically cost between $403 and $478 in September.
The cheapest round-trip price found within the last 5 days was $349 on American Airlines (Sep 22-Sep 29).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 Diego. Reviews last updated July 27, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Green Bay to San Diego by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,482 reviews

Entertainment

7.8

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Boarding

8.1

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
7.8
Good
8,482 reviews
Delta
7.8
Good
8,482 reviews

Entertainment

7.8

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Boarding

8.1

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
10,041 reviews
Delta
7.8
Good
8,482 reviews

Entertainment

7.8

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Boarding

8.1

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
7.1
Good
11,836 reviews
Delta
7.8
Good
8,482 reviews

Entertainment

7.8

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Boarding

8.1

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

Find useful and relevant information for your journey from Green Bay to San Diego. 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 Green Bay to San Diego?

    There are many flights that can get you from Green Bay to San Diego in 7h 12m. Fly via American Airlines, Delta, or United Airlines to get the fastest option. There are 1753 mi between Green Bay and San Diego. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Currently priced at $288, United Airlines will fly you from Green Bay to San Diego and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and American Airlines - these airlines can fly you to your destination from $292 and $348, respectively. You may be able to fly from Green Bay to San Diego for 40% less than the average price by searching for these airlines.

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

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

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

    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 Diego.

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

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

    Currently, September is the cheapest month in which you can book a flight from Green Bay to San Diego (average of $366). Flying from Green Bay to San Diego in June is currently the most expensive (average of $998). 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 Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
National City
Chula Vista
Poway
La Mesa
Coronado
Santee
San Ysidro
Julian
Lemon Grove

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Green Bay to San Diego

Discover the top 3 airlines that operate flights from Green Bay to San Diego. 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 July 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$288Average$403FlexibilityNo cancel feeOn-time69%
DeltaCheapest$292Average$413FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$348Average$461FlexibilityNo cancel feeOn-time71%

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