Green Bay

$226+ Cheap flights from St. Louis to Green Bay (STL - GRB)

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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GRB
Jul 7 — Jul 141
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Cheap flight deals from St. Louis to Green Bay

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Green Bay (GRB). 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 2, 2025.

Round-trip from

$274
(American Airlines)

One-way from

$226
(Delta)

Popular in

June

Cheapest in

November

Average price

$436
From Lambert-St Louis to Green Bay Austin-Straubel
One-way flight from Lambert-St Louis to Green Bay Austin-Straubel
Highest demand for flights based on searches. 8% potential increase in price ($35 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Average for round-trip flights in July 2025

Find flight deals from St. Louis to Green Bay

Cheapest flights from St. Louis to Green Bay
Explore the most affordable flight options available from St. Louis to Green Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

This American Airlines deal was found by Cheapflights users on 6/30. 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 8/196:06 amSTL - GRB
1 stop3h 06mAmerican Airlines
Thu 8/216:26 pmGRB - STL
1 stop5h 25mAmerican Airlines
Deal found 6/30$274
This Delta deal was found by Cheapflights users on 6/30. 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 8/65:37 pmSTL - GRB
1 stop4h 26mDelta
Sun 8/106:20 amGRB - STL
1 stop4h 13mDelta
Deal found 6/30$594
This United Airlines deal was found by Cheapflights users on 7/2. 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 7/178:00 amSTL - GRB
1 stop4h 23mUnited Airlines
Mon 7/211:10 pmGRB - STL
1 stop6h 21mUnited Airlines
Deal found 7/2$759

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Green Bay 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 2, 2025.
Use the filters below to find and compare flights from St. Louis to Green Bay that are best for you.

Fly from

St. Louis

Fly to

Green Bay

Route

Depart

Return

Price

St. LouisGreen Bay

STL - GRB

STLGRB

Lambert-St Louis

Tue 8/19

6:06 am-9:12 am

1 stop3h 06m

Green Bay Austin-Straubel

Thu 8/21

6:26 pm-11:51 pm

1 stop5h 25m

$274

St. LouisGreen Bay

STL - GRB

STLGRB

Lambert-St Louis

Wed 8/6

5:37 pm-10:03 pm

1 stop4h 26m

Green Bay Austin-Straubel

Sun 8/10

6:20 am-10:33 am

1 stop4h 13m

$594

St. LouisGreen Bay

STL - GRB

STLGRB

Lambert-St Louis

Thu 7/17

8:00 am-12:23 pm

1 stop4h 23m

Green Bay Austin-Straubel

Mon 7/21

1:10 pm-7:31 pm

1 stop6h 21m

$759

St. LouisGreen Bay

STL - GRB

STLGRB

Lambert-St Louis

Fri 8/1

5:37 pm-10:03 pm

1 stop4h 26m

$226

St. LouisGreen Bay

STL - GRB

STLGRB

Lambert-St Louis

Fri 8/1

4:28 pm-11:29 pm

2 stops7h 01m

$231

St. LouisGreen Bay

STL - GRB

STLGRB

Lambert-St Louis

Fri 8/1

5:41 pm-4:48 pm

3 stops23h 07m

$510

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Best time to book a flight from St. Louis to Green Bay

Have a flexible travel schedule? Discover the best time to fly to Green Bay from St. Louis 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 St. Louis to Green Bay

What is the cheapest month to book a flight from St. Louis to Green Bay?

Currently, January is the cheapest month in which you can book a flight from St. Louis to Green Bay (average of $331). Flying from St. Louis to Green Bay in July is currently the most expensive (average of $468). 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 St. Louis to Green Bay?

Reviews of airlines servicing Green Bay

Get insights into the airlines that provide service to Green Bay. 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 Green Bay. Reviews last updated July 2, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from St. Louis to Green Bay have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Cheapflights users have booked flights from St. Louis to Green Bay round-trip from $274. Other airlines that can offer you cheap pricing are Delta, from $594, and United Airlines, from $759. American Airlines is currently priced 29% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from St. Louis to Green Bay one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $226. Users have also found prices from $231 and $510 on American Airlines and United Airlines, respectively.

  • Can I find deals for flights from St. Louis to Green Bay that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Green Bay?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Green Bay.

  • Can I find deals for business class flights from St. Louis to Green Bay?

    Yes. Cheapflights offers flight deals from St. Louis to Green Bay 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 St. Louis to Green Bay?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Green Bay (average of $331). Flying from St. Louis to Green Bay in July is currently the most expensive (average of $468). 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 St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Marinette
Manitowoc

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Top 3 airlines flying from St. Louis to Green Bay

Discover the top 3 airlines that operate flights from St. Louis to Green Bay. 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 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$213Average$318FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$228Average$437FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$228Average$452FlexibilityNo cancel feeOn-time69%

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