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$289+ Cheap flights from Green Bay to San Diego (GRB - SAN)

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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — SAN
Jan 5 — Jan 121
Mon 1/5
Mon 1/12
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Green Bay Austin-Straubel to San Diego are usually found in November or June, booked 80 days in advance, depart on a Friday or Thursday and return on a Tuesday

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 December 6, 2025.

This American Airlines deal was found by Cheapflights users on 12/4. 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 12/185:25 amGRB - SAN
2 stops9h 19mAmerican Airlines
Sun 12/217:30 pmSAN - GRB
2 stops12h 09mAmerican Airlines
Deal found 12/4$369
This United Airlines deal was found by Cheapflights users on 12/5. 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.
Sat 12/133:51 pmGRB - SAN
1 stop8h 39mUnited Airlines
Mon 12/1510:52 amSAN - GRB
1 stop6h 08mUnited Airlines
Deal found 12/5$449
This United Airlines deal was found by Cheapflights users on 12/5. 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 12/256:15 amGRB - SAN
2 stops10h 46mUnited Airlines
Fri 1/29:30 pmSAN - GRB
2 stops10h 39mUnited Airlines
Deal found 12/5$469
This Delta deal was found by Cheapflights users on 12/4. 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 12/105:15 amGRB - SAN
1 stop9h 47mDelta
Sun 12/146:20 amSAN - GRB
1 stop7h 17mDelta
Deal found 12/4$477
This American Airlines deal was found by Cheapflights users on 12/4. 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 12/106:00 amGRB - SAN
2 stops11h 19mAmerican Airlines
Sun 12/146:15 amSAN - GRB
1 stop6h 10mAmerican Airlines
Deal found 12/4$482
This Delta deal was found by Cheapflights users on 12/4. 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 12/54:17 pmGRB - SAN
1 stop6h 25mDelta
Sun 12/77:20 amSAN - GRB
1 stop6h 47mDelta
Deal found 12/4$519

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 December 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$289
(Delta)

Popular in

March

Cheapest in

November

Average price

$423
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
Highest demand for flights based on searches. 13% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 6, 2025.
Use the filters below to find and compare flights from Green Bay to San Diego that are best for you.

Fly from

Green Bay

Fly to

San Diego

Route

Depart

Return

Price

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Fri 2/6

11:15 am-7:01 pm

1 stop9h 46m

San Diego

Thu 2/12

6:25 am-4:44 pm

1 stop8h 19m

$289

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Fri 2/6

4:53 pm-10:26 pm

1 stop7h 33m

San Diego

Thu 2/12

7:50 pm-9:24 am

2 stops11h 34m

$294

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Sat 2/14

3:05 pm-11:40 pm

2 stops10h 35m

San Diego

Sat 2/28

7:00 am-4:53 pm

1 stop7h 53m

$311

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Fri 2/13

5:36 pm-11:02 pm

1 stop7h 26m

San Diego

Mon 2/23

6:45 pm-10:33 am

2 stops13h 48m

$348

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Fri 2/13

5:36 pm-11:02 pm

1 stop7h 26m

San Diego

Fri 2/27

6:45 pm-10:33 am

2 stops13h 48m

$348

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Mon 2/2

5:24 pm-10:33 pm

1 stop7h 09m

San Diego

Thu 2/5

6:30 am-7:03 pm

2 stops10h 33m

$362

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Thu 1/15

5:28 pm-10:31 pm

1 stop7h 03m

San Diego

Mon 1/19

6:15 am-4:39 pm

1 stop8h 24m

$364

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Fri 12/26

8:00 am-3:33 pm

1 stop9h 33m

$539

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Fri 12/26

5:25 am-3:24 pm

2 stops11h 59m

$578

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Sat 12/27

7:00 am-2:13 pm

1 stop9h 13m

$673

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

Showing 1-10 of 11 results
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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Green Bay-San Diego flight deals on Cheapflights vs. eDreams >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 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 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

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

Use this chart to determine the optimal time to book a round-trip flight from Green Bay to San Diego. Price data was last updated on December 5, 2025.

The best time to book flights from Green Bay to San Diego is 80 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Green Bay to San Diego (average of $195). Flying from Green Bay to San Diego in March is currently the most expensive (average of $337). 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 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 December 6, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American 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
7.9
Good
8,013 reviews

Crew

8.5

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Entertainment

7.9

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
7.9
Good
8,013 reviews
Delta
7.9
Good
8,013 reviews

Crew

8.5

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Entertainment

7.9

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
9,072 reviews
Delta
7.9
Good
8,013 reviews

Crew

8.5

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Entertainment

7.9

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
11,046 reviews
Delta
7.9
Good
8,013 reviews

Crew

8.5

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Entertainment

7.9

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 33m. Fly via Delta or American 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 $276, Delta will fly you from Green Bay to San Diego and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $288 and $290, respectively. You may be able to fly from Green Bay to San Diego for 27% 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, February is the cheapest month in which you can book a flight from Green Bay to San Diego (average of $195). Flying from Green Bay to San Diego in March is currently the most expensive (average of $337). 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
Chula Vista
Coronado
La Mesa
Poway
Lemon Grove
Julian
National City

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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 December 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$276Average$370FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$288Average$416FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$290Average$450FlexibilityNo cancel feeOn-time69%

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