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

Cheapflights users have booked flights from Green Bay to San Francisco round-trip from $339. Other airlines that can offer you cheap pricing are American Airlines, from $344, and Delta, from $692. United Airlines is 26% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Green Bay to San Francisco one-way?

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $149. United Airlines flights start at $160 while deals on Delta start at $189 one-way.

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

Travelers seeking maximum savings on their Green Bay to San Francisco flight should consider departing on Wednesday 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 Francisco?

Before booking your flight from Green Bay to San Francisco check out the most popular airlines for this route: American Airlines, Delta or United Airlines.

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

Tuesday is generally a great day to depart. Flying on this day could help you save up to 56%.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 40 days in advance, which can save you up to 131% on flights from Green Bay to San Francisco compared to booking the week you need them. Waiting 40 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 $552. For sooner than that we have options available in the next 3 days from $568.

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

Our data shows that February tends to be the cheapest month to fly to San Francisco from Green Bay. Users have commonly found prices around $463 for the month, but tickets can be as low as $288. Due to multiple factors, prepare for potentially higher prices in November.

Most accurate provider : When it comes to deals on Green Bay-San Francisco 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 Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-San Francisco flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Green Bay-San Francisco 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 Francisco 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 Francisco that include hotel bookings?

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

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

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 Francisco.

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

Yes. Cheapflights offers flight deals from Green Bay to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$149+ Flights from Green Bay to San Francisco

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1. Tell us where you want to go

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2. Select your favorite providers

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Cheapflights Tip: The best prices from Green Bay Austin-Straubel to San Francisco are usually found in February or March, booked 39 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Green Bay to San Francisco

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$339 (United Airlines)
One-way from	$149 (Frontier)
Popular in	November
Cheapest in	February
Average price	$343

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

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

Search Deals

From Green Bay Austin-Straubel to San Francisco

Search Deals

One-way flight from Green Bay Austin-Straubel to San Francisco

Search Deals

Highest demand for flights based on searches. 16% potential increase in price ($93 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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Find flight deals from Green Bay to San Francisco

Cheapest flights from Green Bay to San Francisco
Explore the most affordable flight options available from Green Bay to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Tue 4/86:45 amGRB - SFO

1 stop6h 43mUnited Airlines

Fri 4/1112:08 amSFO - GRB

1 stop8h 07mUnited Airlines

Deal found 3/24

$339

Tue 4/811:24 amGRB - SFO

2 stops13h 12mAmerican Airlines

Sat 4/125:02 amSFO - GRB

1 stop8h 24mAmerican Airlines

Deal found 3/24

$344

Sun 4/66:24 amGRB - SFO

1 stop6h 46mDelta

Thu 4/1012:30 amSFO - GRB

1 stop8h 46mDelta

Deal found 3/24

$692

Best flights from Green Bay to San Francisco
Discover carefully curated flight deals from Green Bay to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 25, 2025.

Tue 4/86:45 amGRB - SFO

1 stop6h 43mUnited Airlines

Fri 4/1112:08 amSFO - GRB

1 stop8h 07mUnited Airlines

Deal found 3/24

$339

Tue 4/811:24 amGRB - SFO

2 stops13h 12mAmerican Airlines

Sat 4/125:02 amSFO - GRB

1 stop8h 24mAmerican Airlines

Deal found 3/24

$344

Sun 4/66:24 amGRB - SFO

1 stop6h 46mDelta

Thu 4/1012:30 amSFO - GRB

1 stop8h 46mDelta

Deal found 3/24

$692

Last-minute flights from Green Bay to San Francisco
Discover last-minute flight deals from Green Bay to San Francisco. Data last updated March 25, 2025 and is based on user searches.

Sun 4/66:24 amGRB - SFO

1 stop6h 46mDelta

Thu 4/1012:30 amSFO - GRB

1 stop8h 46mDelta

Deal found 3/24

$692

Tue 4/86:45 amGRB - SFO

1 stop6h 43mUnited Airlines

Fri 4/1112:08 amSFO - GRB

1 stop8h 07mUnited Airlines

Deal found 3/24

$339

Tue 4/811:24 amGRB - SFO

2 stops13h 12mAmerican Airlines

Sat 4/125:02 amSFO - GRB

1 stop8h 24mAmerican Airlines

Deal found 3/24

$344

One-way flights from Green Bay to San Francisco
Search for one-way flight options from Green Bay to San Francisco. Find affordable one-way fares based on user searches. Data last updated March 25, 2025.

Wed 6/117:53 pmGRB - SFO

1 stop6h 31mFrontier

Deal found 3/24

$149

Sat 5/241:10 pmGRB - SFO

1 stop9h 54mUnited Airlines

Deal found 3/23

$160

Wed 5/145:00 pmGRB - SFO

1 stop7h 38mDelta

Deal found 3/24

$189

Sat 5/2411:27 amGRB - SFO

2 stops11h 33mAmerican Airlines

Deal found 3/23

$194

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Green BaySan Francisco

GRB - SFO

GRBSFO

Green Bay Austin-Straubel

Tue 4/8

6:45 am-11:28 am

1 stop6h 43m

San Francisco

Fri 4/11

12:08 am-10:15 am

1 stop8h 07m

$339

Green BaySan Francisco

GRB - SFO

GRBSFO

Green Bay Austin-Straubel

Tue 4/8

6:20 pm-11:09 pm

1 stop6h 49m

San Francisco

Fri 4/11

12:47 am-3:26 pm

2 stops12h 39m

$344

Green BaySan Francisco

GRB - SFO

GRBSFO

Green Bay Austin-Straubel

Sun 4/6

6:24 am-11:10 am

1 stop6h 46m

San Francisco

Thu 4/10

12:30 am-11:16 am

1 stop8h 46m

$692

Green BaySan Francisco

GRB - SFO

GRBSFO

Green Bay Austin-Straubel

Wed 6/11

7:53 pm-12:24 am

1 stop6h 31m

$149

Green BaySan Francisco

GRB - SFO

GRBSFO

Green Bay Austin-Straubel

Sat 5/24

1:10 pm-9:04 pm

1 stop9h 54m

$160

Green BaySan Francisco

GRB - SFO

GRBSFO

Green Bay Austin-Straubel

Wed 5/14

5:00 pm-10:38 pm

1 stop7h 38m

$189

Green BaySan Francisco

GRB - SFO

GRBSFO

Green Bay Austin-Straubel

Sat 5/24

11:27 am-9:00 pm

2 stops11h 33m

$194

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Compare providers for flights from Green Bay to San Francisco

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

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 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 Francisco 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 Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-San Francisco flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Green Bay-San Francisco 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 Francisco 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 Francisco

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

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

The price you pay for your flight from Green Bay to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 39 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Green Bay to San Francisco (average of $276). Flying from Green Bay to San Francisco in June is currently the most expensive (average of $398). 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.

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

When flying from Green Bay to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 26% versus a flight at noon.

Rainfall in San Francisco by month

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 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 Francisco

Delta

8.0

Very good

7,890 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

7,890 reviews

Delta

8.0

Very good

7,890 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

8,605 reviews

Delta

8.0

Very good

7,890 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

7,890 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

Frontier

6.0

Okay

3,273 reviews

Delta

8.0

Very good

7,890 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 Francisco round-trip?
Cheapflights users have booked flights from Green Bay to San Francisco round-trip from $339. Other airlines that can offer you cheap pricing are American Airlines, from $344, and Delta, from $692. United Airlines is 26% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Green Bay to San Francisco one-way?
To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $149. United Airlines flights start at $160 while deals on Delta start at $189 one-way.
Can I find deals for flights from Green Bay to San Francisco that include hotel bookings?
Yes. In addition to deals on Green Bay to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Green Bay to San Francisco?
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 Francisco.
Can I find deals for business class flights from Green Bay to San Francisco?
Yes. Cheapflights offers flight deals from Green Bay to San Francisco 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 Francisco?
Currently, January is the cheapest month in which you can book a flight from Green Bay to San Francisco (average of $276). Flying from Green Bay to San Francisco in June is currently the most expensive (average of $398). 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

Roseville

Mountain View

Santa Cruz

Turlock

Fairfield

South San Francisco

Manteca

Sausalito

Richmond

Watsonville

Hollister

Milpitas

Antioch

Hayward

Vallejo

Newark

Alameda

Campbell

Daly City

Pacific Grove

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Green Bay to San Francisco

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$282	Average$397	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$313	Average$563	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$313	Average$474	FlexibilityNo cancel fee	On-time71%

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$149+ Cheap flights from Green Bay to San Francisco (GRB - SFO)

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 6/11. 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 Francisco 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 Francisco are usually found in February or March, booked 39 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Green Bay to San Francisco

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Green Bay to San Francisco

Cheapest flights from Green Bay to San FranciscoExplore the most affordable flight options available from Green Bay to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Explore the most affordable flight options available from Green Bay to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Green Bay to San Francisco

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 Francisco in March.

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

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Green Bay with our price prediction graph.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from Green Bay to San Francisco. Price data was last updated on March 21, 2025.

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

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

Find hourly flight availability from Green Bay to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

Rainfall in San Francisco by month

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

Temperature in San Francisco by month

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

Reviews of airlines servicing San Francisco

Related info for your journey

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

What are the cheapest airlines to fly from Green Bay to San Francisco one-way?

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

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

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

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

Traveling to a place near Green Bay?

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Alternative routes for Green Bay to San Francisco

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Top 3 airlines flying from Green Bay to San Francisco

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Cheapest flights from Green Bay to San Francisco
Explore the most affordable flight options available from Green Bay to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.