$274+ Cheap flights from Green Bay to Philadelphia (GRB - PHL)
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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — PHL
Oct 12 — Oct 191
Round-trip
1 adult, Economy
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Find cheap flights from Green Bay to Philadelphia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Green Bay to Philadelphia
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Cheapest flights from Green Bay to PhiladelphiaExplore the most affordable flight options available from Green Bay to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
Explore the most affordable flight options available from Green Bay to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 10/35:43 am -
1 stop5h 09m
Tue 10/69:21 am -
1 stop5h 41m
Deal found 9/10![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/162:46 pm -
1 stop7h 06m
Fri 10/235:43 am -
1 stop4h 39m
Deal found 9/10![American Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 9/7. 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 9/175:43 am -
1 stop5h 09m
Mon 9/217:39 pm -
1 stop5h 34m
Deal found 9/7![American Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 9/7. 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 10/26:00 pm -
1 stop4h 12m
Sun 10/46:15 am -
1 stop5h 07m
Deal found 9/7![Delta logo]()
$389
This American Airlines deal was found by Cheapflights users on 9/12. 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 12/86:54 pm -
1 stop4h 25m
Sat 12/196:31 pm -
1 stop6h 28m
Deal found 9/12![American Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/283:14 pm -
1 stop6h 58m
Sat 10/316:00 am -
1 stop5h 02m
Deal found 9/10![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 9/10. 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 9/186:00 pm -
1 stop4h 12m
Sun 9/206:15 am -
1 stop5h 07m
Deal found 9/10![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Mon 9/143:42 pm -
1 stop4h 45m
Fri 9/256:55 pm -
1 stop5h 24m
Deal found 9/8![United Airlines logo]()
$414
Best flights from Green Bay to PhiladelphiaDiscover carefully curated flight deals from Green Bay to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Green Bay to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This American Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 10/310:05 am -
1 stop7h 15m
Tue 10/65:43 am -
1 stop4h 39m
Deal found 9/12![American Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 9/7. 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 10/26:00 pm -
1 stop4h 12m
Sun 10/46:15 am -
1 stop5h 07m
Deal found 9/7![Delta logo]()
$389
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/283:14 pm -
1 stop6h 58m
Sat 10/316:00 am -
1 stop5h 02m
Deal found 9/10![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 9/7. 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 10/156:02 pm -
1 stop4h 06m
Sat 10/175:29 pm -
1 stop4h 32m
Deal found 9/7![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/159:05 am -
1 stop4h 38m
Sat 10/177:10 pm -
1 stop26h 53m
Deal found 9/9![United Airlines logo]()
$522
Last-minute flights from Green Bay to PhiladelphiaDiscover last-minute flight deals from Green Bay to Philadelphia. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Green Bay to Philadelphia. Data last updated September 12, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Mon 9/143:42 pm -
1 stop4h 45m
Fri 9/256:55 pm -
1 stop5h 24m
Deal found 9/8![United Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 9/7. 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 9/175:43 am -
1 stop5h 09m
Mon 9/217:39 pm -
1 stop5h 34m
Deal found 9/7![American Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 9/10. 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 9/186:00 pm -
1 stop4h 12m
Sun 9/206:15 am -
1 stop5h 07m
Deal found 9/10![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 9/7. 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 10/26:00 pm -
1 stop4h 12m
Sun 10/46:15 am -
1 stop5h 07m
Deal found 9/7![Delta logo]()
$389
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 10/35:43 am -
1 stop5h 09m
Tue 10/69:21 am -
1 stop5h 41m
Deal found 9/10![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/162:46 pm -
1 stop7h 06m
Fri 10/235:43 am -
1 stop4h 39m
Deal found 9/10![American Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/283:14 pm -
1 stop6h 58m
Sat 10/316:00 am -
1 stop5h 02m
Deal found 9/10![United Airlines logo]()
$399
One-way flights from Green Bay to PhiladelphiaSearch for one-way flight options from Green Bay to Philadelphia. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Green Bay to Philadelphia. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/62:46 pm -
1 stop5h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![American Airlines logo]()
$274
This United Airlines deal was found by Cheapflights users on 9/12. 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 9/171:17 pm -
1 stop5h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![United Airlines logo]()
$495
This American Airlines deal was found by Cheapflights users on 9/12. 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 9/1710:05 am -
2 stops7h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![American Airlines logo]()
$500
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Tue 10/66:20 am -
3 stops11h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$1,274
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1711:02 am -
3 stops17h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$1,478
Find flight deals from Green Bay to Philadelphia
Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Philadelphia (PHL). 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 September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $319 (American Airlines) |
One-way from | $274 (American Airlines) |
Popular in | April |
Cheapest in | March |
Average price | $378 |
Cheapflights Fare Finder
Customize your flight search to find flights from Green Bay to Philadelphia 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 7,457,451 searches. Data last updated September 12, 2026.
Use the filters below to find and compare flights from Green Bay to Philadelphia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Green BayPhiladelphia
GRB Green Bay Austin-Straubel - PHL Philadelphia
GRBPHL
Green Bay Austin-Straubel
Tue 10/6
2:46 pm-9:07 pm
1 stop5h 21m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$274
Green BayPhiladelphia
GRB Green Bay Austin-Straubel - PHL Philadelphia
GRBPHL
Green Bay Austin-Straubel
Sat 10/3
10:05 am-6:20 pm
1 stop7h 15m
Philadelphia
Tue 10/6
5:43 am-9:22 am
1 stop4h 39m
$339
Green BayPhiladelphia
GRB Green Bay Austin-Straubel - PHL Philadelphia
GRBPHL
Green Bay Austin-Straubel
Fri 10/2
6:00 pm-11:12 pm
1 stop4h 12m
Philadelphia
Sun 10/4
6:15 am-10:22 am
1 stop5h 07m
$389
Green BayPhiladelphia
GRB Green Bay Austin-Straubel - PHL Philadelphia
GRBPHL
Green Bay Austin-Straubel
Wed 10/28
3:14 pm-11:12 pm
1 stop6h 58m
Philadelphia
Sat 10/31
6:00 am-10:02 am
1 stop5h 02m
$399
Green BayPhiladelphia
GRB Green Bay Austin-Straubel - PHL Philadelphia
GRBPHL
Green Bay Austin-Straubel
Thu 10/15
6:02 pm-11:08 pm
1 stop4h 06m
Philadelphia
Sat 10/17
5:29 pm-9:01 pm
1 stop4h 32m
$439
Quickest round-trip
Green BayPhiladelphia
GRB Green Bay Austin-Straubel - PHL Philadelphia
GRBPHL
Green Bay Austin-Straubel
Thu 9/17
1:17 pm-7:29 pm
1 stop5h 12m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$495
Green BayPhiladelphia
GRB Green Bay Austin-Straubel - PHL Philadelphia
GRBPHL
Green Bay Austin-Straubel
Thu 9/17
10:05 am-6:40 pm
2 stops7h 35m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$500
Green BayPhiladelphia
GRB Green Bay Austin-Straubel - PHL Philadelphia
GRBPHL
Green Bay Austin-Straubel
Thu 10/15
9:05 am-2:43 pm
1 stop4h 38m
Philadelphia
Sat 10/17
7:10 pm-9:03 pm
1 stop26h 53m
$522
Green BayPhiladelphia
GRB Green Bay Austin-Straubel - PHL Philadelphia
GRBPHL
Green Bay Austin-Straubel
Tue 10/6
6:20 am-6:42 pm
3 stops11h 22m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$1,274
Green BayPhiladelphia
GRB Green Bay Austin-Straubel - PHL Philadelphia
GRBPHL
Green Bay Austin-Straubel
Thu 9/17
11:02 am-5:40 am
3 stops17h 38m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$1,478
Sorted by cheapest first
Compare providers for flights from Green Bay to Philadelphia
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 Philadelphia in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Green Bay-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Green Bay-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-Philadelphia flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Green Bay-Philadelphia 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-Philadelphia 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 Philadelphia
Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Green Bay with our price prediction graph.
GRB-PHL
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 Philadelphia
Reviews of airlines servicing Philadelphia
Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated September 12, 2026.
Read through reviews of airlines operating flights from Green Bay to Philadelphia, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Related info for your journey
Find useful and relevant information for your journey from Green Bay to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Philadelphia?
Book flights to Philadelphia if you plan to visit one of these locationsWildwood
Reading
King of Prussia
Camden
Wildwood Crest
Cherry Hill
Ocean City
Lewes
Plymouth Meeting
Wyomissing
Pottstown
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Vineland
Millville
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Green Bay and Philadelphia flights
Browse other Green Bay and Philadelphia flight options. Last updated on September 12, 2026.
Other flights from Green Bay
Browse through other flights departing from Green Bay. Flights are based on user searches made on Cheapflights and were last updated on September 12, 2026.
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Explore flights to Philadelphia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 12, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Green Bay to Philadelphia
Discover the top 3 airlines that operate flights from Green Bay to Philadelphia. 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 7,457,451 searches. Data last updated September 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$248 | Average$351 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$283 | Average$388 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$298 | Average$408 | FlexibilityNo cancel fee | On-time69% |