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

Frontier, at $241, was found to be the cheapest airline from Green Bay to Philadelphia.Alternate airlines to your destination round-trip include Delta and American Airlines. You may be able to fly from Green Bay to Philadelphia for 48% less than the average price by searching for these airlines.

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

To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $207. Delta flights start at $259 while deals on United Airlines start at $287 one-way.

What is the cheapest day to fly from Green Bay to Philadelphia?

Travelers seeking maximum savings on their Green Bay to Philadelphia flight should consider departing on Friday 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 Philadelphia?

The most popular airlines flying from Green Bay to Philadelphia are American Airlines, Delta and United Airlines. Something to consider prior to booking your flight.

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

It’s generally more expensive to depart on a Friday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

What is the cheapest month to fly from Green Bay to Philadelphia?

The best pricing can be found in the month of February. Prices to Philadelphia from Green Bay average $465. You can even find prices in February for less than $465, as users have found deals to Philadelphia from as low as $255. The month of July appears to be one of the more expensive times to travel to Philadelphia from Green Bay. Flying in the targeted month can save you up to 57%.

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

When flying from Green Bay to Philadelphia, 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 34% versus a flight at noon.

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 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-Philadelphia 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 Philadelphia that include hotel bookings?

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

How can I find direct flights from Green Bay to Philadelphia?

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

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

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

$207+ Flights from Green Bay to Philadelphia

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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

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$241 (Frontier)
One-way from	$207 (American Airlines)
Popular in	July
Cheapest in	February
Average price	$582

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

Search Deals

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

Search Deals

From Green Bay Austin-Straubel to Philadelphia

Search Deals

One-way flight from Green Bay Austin-Straubel to Philadelphia

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($84 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in May 2025

Search Deals

Find flight deals from Green Bay to Philadelphia

Cheapest flights from Green Bay to Philadelphia
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 May 1, 2025.

Fri 5/167:59 pmGRB - PHL

1 stop24h 16mFrontier

Fri 5/236:15 amPHL - GRB

1 stop13h 38mFrontier

Deal found 4/29

$241

Wed 8/611:04 amGRB - PHL

1 stop4h 23mDelta

Tue 8/126:15 amPHL - GRB

1 stop5h 51mDelta

Deal found 4/29

$373

Wed 8/69:47 amGRB - PHL

1 stop4h 03mAmerican Airlines

Tue 8/125:29 pmPHL - GRB

2 stops6h 59mAmerican Airlines

Deal found 4/30

$378

Thu 5/295:35 pmGRB - PHL

1 stop6h 10mUnited Airlines

Sun 6/18:31 amPHL - GRB

1 stop11h 52mUnited Airlines

Deal found 4/30

$451

Best flights from Green Bay to Philadelphia
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 May 1, 2025.

Fri 5/167:59 pmGRB - PHL

1 stop24h 16mFrontier

Fri 5/236:15 amPHL - GRB

1 stop13h 38mFrontier

Deal found 4/29

$241

Wed 8/611:04 amGRB - PHL

1 stop4h 23mDelta

Tue 8/126:15 amPHL - GRB

1 stop5h 51mDelta

Deal found 4/29

$373

Wed 8/69:47 amGRB - PHL

1 stop4h 03mAmerican Airlines

Tue 8/125:29 pmPHL - GRB

2 stops6h 59mAmerican Airlines

Deal found 4/30

$378

Thu 5/295:35 pmGRB - PHL

1 stop6h 10mUnited Airlines

Sun 6/18:31 amPHL - GRB

1 stop11h 52mUnited Airlines

Deal found 4/30

$451

Last-minute flights from Green Bay to Philadelphia
Discover last-minute flight deals from Green Bay to Philadelphia. Data last updated May 1, 2025 and is based on user searches.

Fri 5/167:59 pmGRB - PHL

1 stop24h 16mFrontier

Fri 5/236:15 amPHL - GRB

1 stop13h 38mFrontier

Deal found 4/29

$241

Thu 5/295:00 pmGRB - PHL

1 stop5h 05mDelta

Sun 6/16:00 amPHL - GRB

1 stop5h 27mDelta

Deal found 4/30

$382

Thu 5/295:00 amGRB - PHL

2 stops6h 55mAmerican Airlines

Sun 6/15:00 amPHL - GRB

1 stop6h 57mAmerican Airlines

Deal found 4/30

$415

Thu 5/295:35 pmGRB - PHL

1 stop6h 10mUnited Airlines

Sun 6/18:31 amPHL - GRB

1 stop11h 52mUnited Airlines

Deal found 4/30

$451

One-way flights from Green Bay to Philadelphia
Search for one-way flight options from Green Bay to Philadelphia. Find affordable one-way fares based on user searches. Data last updated May 1, 2025.

Tue 6/242:31 pmGRB - PHL

1 stop7h 27mAmerican Airlines

Deal found 4/29

$207

Sat 6/284:24 pmGRB - PHL

1 stop7h 02mDelta

Deal found 4/29

$259

Sat 6/281:10 pmGRB - PHL

2 stops15h 27mUnited Airlines

Deal found 4/29

$287

Cheapflights Fare Finder

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

Price

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Fri 5/16

7:59 pm-9:15 pm

1 stop24h 16m

Philadelphia

Fri 5/23

6:15 am-6:53 pm

1 stop13h 38m

$241

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Wed 8/6

11:04 am-4:27 pm

1 stop4h 23m

Philadelphia

Tue 8/12

6:15 am-11:06 am

1 stop5h 51m

$373

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Wed 8/6

9:47 am-2:50 pm

1 stop4h 03m

Philadelphia

Tue 8/12

5:29 pm-11:28 pm

2 stops6h 59m

$378

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Thu 5/29

5:35 pm-12:45 am

1 stop6h 10m

Philadelphia

Sun 6/1

8:31 am-7:23 pm

1 stop11h 52m

$451

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Tue 6/24

2:31 pm-10:58 pm

1 stop7h 27m

$207

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Sat 6/28

4:24 pm-12:26 am

1 stop7h 02m

$259

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Sat 6/28

1:10 pm-5:37 am

2 stops15h 27m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Compare providers for flights from Green Bay to Philadelphia

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 May.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 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-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 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-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.

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

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

Currently, August is the cheapest month in which you can book a flight from Green Bay to Philadelphia (average of $236). Flying from Green Bay to Philadelphia in March is currently the most expensive (average of $295). 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.

Rainfall in Philadelphia by month

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

Temperature in Philadelphia by month

If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Philadelphia

Delta

8.0

Very good

7,934 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

7,934 reviews

Delta

8.0

Very good

7,934 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

8,696 reviews

Delta

8.0

Very good

7,934 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

7,934 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

3,287 reviews

Delta

8.0

Very good

7,934 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 Philadelphia round-trip?
Frontier, at $241, was found to be the cheapest airline from Green Bay to Philadelphia.Alternate airlines to your destination round-trip include Delta and American Airlines. You may be able to fly from Green Bay to Philadelphia for 48% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Green Bay to Philadelphia one-way?
To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $207. Delta flights start at $259 while deals on United Airlines start at $287 one-way.
Can I find deals for flights from Green Bay to Philadelphia that include hotel bookings?
Yes. In addition to deals on Green Bay to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Green Bay to Philadelphia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Green Bay to Philadelphia.
Can I find deals for business class flights from Green Bay to Philadelphia?
Yes. Cheapflights offers flight deals from Green Bay to Philadelphia 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 Philadelphia?
Currently, August is the cheapest month in which you can book a flight from Green Bay to Philadelphia (average of $236). Flying from Green Bay to Philadelphia in March is currently the most expensive (average of $295). 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

Vineland

Pottstown

Wildwood

King of Prussia

Reading

Cherry Hill

Exton

Ocean City

Essington

Chester

Middletown

Willow Grove

Newark

Millville

Ephrata

Camden

Dewey Beach

West Chester

Malvern

Dover

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Green Bay to Philadelphia

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$217	Average$408	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$278	Average$383	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$296	Average$457	FlexibilityNo cancel fee	On-time71%

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$207+ Cheap flights from Green Bay to Philadelphia (GRB - PHL)

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 6/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Green Bay to Philadelphia with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Green Bay to Philadelphia

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 Philadelphia

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 May 1, 2025.

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 May 1, 2025.

Cheapflights Fare Finder

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

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 May.

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.

Cheapflights Insights

Everything you need to know about your flight from Green Bay to Philadelphia

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

Rainfall in Philadelphia by month

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

Temperature in Philadelphia by month

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

Reviews of airlines servicing Philadelphia

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.

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

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

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

How can I find direct flights from Green Bay to Philadelphia?

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

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

Traveling to a place near Green Bay?

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Alternative routes for Green Bay to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Green Bay to Philadelphia

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Cheapest flights from Green Bay to Philadelphia
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 May 1, 2025.