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$199+ 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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — SAN
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
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

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 October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$289
(Delta)

One-way from

$199
(United Airlines)

Popular in

March

Cheapest in

November

Average price

$497
Provider with most accurate pricing for Green Bay Austin-Straubel-San Diego flight deals.
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Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-San Diego flights.
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From Green Bay Austin-Straubel to San Diego
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One-way flight from Green Bay Austin-Straubel to San Diego
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Highest demand for flights based on searches. 13% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 16, 2025.

This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/184:17 pmGRB - SAN
1 stop6h 25mDelta
Thu 12/2511:52 amSAN - GRB
1 stop8h 23mDelta
Deal found 10/16$289
This American Airlines deal was found by Cheapflights users on 10/15. 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 stops10h 32mAmerican Airlines
Sun 12/143:06 pmSAN - GRB
1 stop6h 25mAmerican Airlines
Deal found 10/15$294
This Delta deal was found by Cheapflights users on 10/15. 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 10/3111:06 amGRB - SAN
1 stop8h 54mDelta
Mon 11/37:25 amSAN - GRB
1 stop7h 09mDelta
Deal found 10/15$339
This American Airlines deal was found by Cheapflights users on 10/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:01 amGRB - SAN
1 stop8h 28mAmerican Airlines
Mon 11/173:05 pmSAN - GRB
1 stop6h 23mAmerican Airlines
Deal found 10/16$343
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Wed 10/295:22 pmGRB - SAN
1 stop6h 58mUnited Airlines
Sun 11/28:40 pmSAN - GRB
2 stops11h 23mUnited Airlines
Deal found 10/14$344
This American Airlines deal was found by Cheapflights users on 10/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1810:09 amGRB - SAN
2 stops10h 28mAmerican Airlines
Thu 12/256:15 amSAN - GRB
1 stop6h 18mAmerican Airlines
Deal found 10/16$348
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/227:00 amGRB - SAN
1 stop9h 32mDelta
Wed 10/2912:00 pmSAN - GRB
1 stop8h 52mDelta
Deal found 10/16$379
This American Airlines deal was found by Cheapflights users on 10/14. 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 10/223:02 pmGRB - SAN
1 stop6h 21mAmerican Airlines
Wed 10/296:15 amSAN - GRB
2 stops11h 23mAmerican Airlines
Deal found 10/14$384
This United Airlines deal was found by Cheapflights users on 10/16. 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 11/131:20 pmGRB - SAN
2 stops12h 24mUnited Airlines
Mon 11/178:40 pmSAN - GRB
2 stops11h 31mUnited Airlines
Deal found 10/16$389

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 October 16, 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

Thu 11/13

4:56 pm-10:20 pm

1 stop7h 24m

San Diego

Sun 11/16

7:18 am-4:10 pm

1 stop6h 52m

$289

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Thu 12/18

4:17 pm-8:42 pm

1 stop6h 25m

San Diego

Thu 12/25

11:52 am-10:15 pm

1 stop8h 23m

$289

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Wed 12/10

11:11 am-6:21 pm

1 stop9h 10m

San Diego

Sun 12/14

7:06 am-4:07 pm

1 stop7h 01m

$289

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Wed 12/10

11:06 am-6:25 pm

2 stops9h 19m

San Diego

Sun 12/14

3:06 pm-11:31 pm

1 stop6h 25m

$294

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Thu 11/13

1:20 pm-6:50 pm

1 stop7h 30m

San Diego

Mon 11/17

10:00 pm-10:11 am

2 stops10h 11m

$294

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Fri 10/31

11:06 am-6:00 pm

1 stop8h 54m

San Diego

Mon 11/3

7:25 am-4:34 pm

1 stop7h 09m

$339

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Fri 10/31

1:20 pm-6:50 pm

1 stop7h 30m

San Diego

Mon 11/3

10:00 pm-10:11 am

2 stops10h 11m

$344

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Thu 11/13

6:01 am-12:29 pm

1 stop8h 28m

San Diego

Tue 11/18

10:09 am-9:58 pm

2 stops9h 49m

$348

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Thu 12/18

10:09 am-6:37 pm

2 stops10h 28m

San Diego

Thu 12/25

6:15 am-2:33 pm

1 stop6h 18m

$348

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Thu 11/6

4:16 pm-8:34 pm

1 stop6h 18m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 13 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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
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 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

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 October 10, 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, September is the cheapest month in which you can book a flight from Green Bay to San Diego (average of $205). 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 October 16, 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
8.0
Very good
7,984 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

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
7,984 reviews
Delta
8.0
Very good
7,984 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

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
8,982 reviews
Delta
8.0
Very good
7,984 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

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
11,043 reviews
Delta
8.0
Very good
7,984 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

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 24m. Fly via Delta to get the fastest option. There are 1753 mi between Green Bay and San Diego.

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

    Currently priced at $263, American Airlines will fly you from Green Bay to San Diego and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $276 and $288, respectively. You may be able to fly from Green Bay to San Diego for 32% 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 $205). 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
Imperial Beach
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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$263Average$401FlexibilityNo cancel feeOn-time71%
DeltaCheapest$276Average$373FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$288Average$463FlexibilityNo cancel feeOn-time69%

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