What airlines fly to Philadelphia?

Delta, American Airlines and United Airlines are the top three most popular airlines that fly to Philadelphia from Green Bay according to our data. Delta is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 4 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Green Bay Austin-Straubel to Philadelphia?

Delta, American Airlines, and United Airlines are the most popular carriers operating from Green Bay Austin-Straubel to Philadelphia

When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Philadelphia Airport?

Prices for flights from Green Bay Austin-Straubel Airport to Philadelphia Airport were last updated today.

How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Philadelphia Airport?

As of March 2026, there are 3 operators available to choose from for flights from Green Bay Austin-Straubel Airport to Philadelphia Airport.

How old do you have to be to fly from Green Bay Austin-Straubel Airport to Philadelphia Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Philadelphia Airport.

What documentation or ID do you need to fly to Philadelphia Airport?

The travel and health documents required for your trip to Philadelphia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Philadelphia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$243 Cheap Flights from Green Bay to Philadelphia in 2026

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Find the cheapest flights from Green Bay to Philadelphia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:00 pm - 6:08 pm

GRB

PHL

5h 08m

1 stop

2:59 pm - 9:59 pm

PHL

GRB

8h 00m

1 stop

$269Delta

Tue, Apr 21 - Tue, Apr 28

5:17 pm - 11:00 pm

GRB

PHL

4h 43m

1 stop

6:00 am - 11:18 am

PHL

GRB

6h 18m

1 stop

$294Delta

Thu, Mar 26 - Sun, Mar 29

7:00 am - 11:41 am

GRB

PHL

3h 41m

1 stop

6:00 am - 11:18 am

PHL

GRB

6h 18m

1 stop

$299Delta

Sat, Mar 21 - Wed, Mar 25

6:31 am - 2:24 pm

GRB

PHL

6h 53m

1 stop

6:17 am - 10:00 am

PHL

GRB

4h 43m

1 stop

$309United Airlines

Tue, Mar 24 - Sun, Mar 29

5:17 pm - 11:00 pm

GRB

PHL

4h 43m

1 stop

6:00 am - 11:18 am

PHL

GRB

6h 18m

1 stop

$324Delta

Thu, Mar 26 - Sun, Mar 29

3:48 pm - 9:44 pm

GRB

PHL

4h 56m

1 stop

5:05 pm - 9:31 pm

PHL

GRB

5h 26m

1 stop

$339United Airlines

Sat, May 2 - Tue, May 5

5:26 pm - 12:45 am

GRB

PHL

6h 19m

1 stop

6:00 am - 11:59 am

PHL

GRB

6h 59m

1 stop

$344United Airlines

Fri, Jun 12 - Tue, Jun 16

12:15 pm - 8:32 pm

GRB

PHL

7h 17m

1 stop

7:37 pm - 11:53 pm

PHL

GRB

5h 16m

1 stop

$358American Airlines

Fri, Jun 12 - Tue, Jun 16

5:35 pm - 12:59 am

GRB

PHL

6h 24m

1 stop

6:10 am - 10:00 am

PHL

GRB

4h 50m

1 stop

$359United Airlines

Sat, May 2 - Tue, May 5

6:00 am - 2:48 pm

GRB

PHL

7h 48m

2 stops

7:44 pm - 11:38 pm

PHL

GRB

4h 54m

1 stop

$364American Airlines

Sat, Jun 27 - Mon, Jul 13

United Airlines flights from Green Bay to Philadelphia

Our best United Airlines deals on Green Bay to Philadelphia flight tickets

United Airlines

Mar 24

GRB6:31 amGreen Bay Austin-Straubel

6h 53m

1 stop

PHL2:24 pmPhiladelphia

Mar 29

PHL6:17 amPhiladelphia

4h 43m

1 stop

GRB10:00 amGreen Bay Austin-Straubel

$309

United Airlines

May 2

GRB3:48 pmGreen Bay Austin-Straubel

4h 56m

1 stop

PHL9:44 pmPhiladelphia

May 5

PHL5:05 pmPhiladelphia

5h 26m

1 stop

GRB9:31 pmGreen Bay Austin-Straubel

$339

United Airlines

Jun 12

GRB5:26 pmGreen Bay Austin-Straubel

6h 19m

1 stop

PHL12:45 amPhiladelphia

Jun 16

PHL6:00 amPhiladelphia

6h 59m

1 stop

GRB11:59 amGreen Bay Austin-Straubel

$344

American Airlines flights from Green Bay to Philadelphia

Our best American Airlines deals on Green Bay to Philadelphia flight tickets

American Airlines

Mar 11

GRB5:00 amGreen Bay Austin-Straubel

5h 23m

1 stop

PHL11:23 amPhiladelphia

Mar 16

PHL7:40 pmPhiladelphia

4h 52m

1 stop

GRB11:32 pmGreen Bay Austin-Straubel

$309

American Airlines

Mar 11

GRB5:00 amGreen Bay Austin-Straubel

6h 55m

2 stops

PHL12:55 pmPhiladelphia

Mar 16

PHL7:40 pmPhiladelphia

4h 52m

1 stop

GRB11:32 pmGreen Bay Austin-Straubel

$314

American Airlines

Jun 12

GRB12:15 pmGreen Bay Austin-Straubel

7h 17m

1 stop

PHL8:32 pmPhiladelphia

Jun 16

PHL7:37 pmPhiladelphia

5h 16m

1 stop

GRB11:53 pmGreen Bay Austin-Straubel

$358

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Tue 4/21

12:00 pm-6:08 pm

1 stop5h 08m

Philadelphia

Tue 4/28

2:59 pm-9:59 pm

1 stop8h 00m

$269

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Thu 3/26

5:17 pm-11:00 pm

1 stop4h 43m

Philadelphia

Sun 3/29

6:00 am-11:18 am

1 stop6h 18m

$294

Quickest round-trip

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Sat 3/21

7:00 am-11:41 am

1 stop3h 41m

Philadelphia

Wed 3/25

6:00 am-11:18 am

1 stop6h 18m

$299

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Tue 3/24

6:31 am-2:24 pm

1 stop6h 53m

Philadelphia

Sun 3/29

6:17 am-10:00 am

1 stop4h 43m

$309

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Thu 3/26

5:17 pm-11:00 pm

1 stop4h 43m

Philadelphia

Sun 3/29

6:00 am-11:18 am

1 stop6h 18m

$324

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Sat 5/2

3:48 pm-9:44 pm

1 stop4h 56m

Philadelphia

Tue 5/5

5:05 pm-9:31 pm

1 stop5h 26m

$339

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Fri 6/12

5:26 pm-12:45 am

1 stop6h 19m

Philadelphia

Tue 6/16

6:00 am-11:59 am

1 stop6h 59m

$344

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Fri 6/12

12:15 pm-8:32 pm

1 stop7h 17m

Philadelphia

Tue 6/16

7:37 pm-11:53 pm

1 stop5h 16m

$358

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Sat 5/2

5:35 pm-12:59 am

1 stop6h 24m

Philadelphia

Tue 5/5

6:10 am-10:00 am

1 stop4h 50m

$359

Green BayPhiladelphia

GRB - PHL

GRBPHL

Green Bay Austin-Straubel

Sat 6/27

6:00 am-2:48 pm

2 stops7h 48m

Philadelphia

Mon 7/13

7:44 pm-11:38 pm

1 stop4h 54m

$364

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Green Bay to Philadelphia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Green Bay is in April. Flight prices, which tend to average around $297, are often lower during this time because this is during the off-season. The month of August is another great option to travel to Philadelphia, with average flight prices from Green Bay averaging around $323.

What is the cheapest Green Bay Austin-Straubel to Philadelphia flight route?

Fly from Green Bay Austin-Straubel to Philadelphia for the best Green Bay Austin-Straubel - Philadelphia flight prices

What cabin class options are available on Green Bay Austin-Straubel to Philadelphia flights?

There is only 1 cabin class available to choose from on Green Bay Austin-Straubel to Philadelphia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Green Bay to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from Green Bay to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Green Bay to Philadelphia (GRB to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Green Bay to Philadelphia

Fastest flight time	3h 41m
Direct flights	None

The fastest flight from Green Bay to Philadelphia takes 3h 41m

There are no direct flights from Green Bay to Philadelphia. There are no popular flight routes from Green Bay to Philadelphia.

Search flight deals

How far is Green Bay Austin-Straubel to Philadelphia by plane?
The distance between Green Bay Austin-Straubel and Philadelphia is about 728.2 mi. Flights usually cover this in 3h 41m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Philadelphia Airport?
Prices for flights from Green Bay Austin-Straubel Airport to Philadelphia Airport were last updated today.
How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Philadelphia Airport?
As of March 2026, there are 3 operators available to choose from for flights from Green Bay Austin-Straubel Airport to Philadelphia Airport.
How old do you have to be to fly from Green Bay Austin-Straubel Airport to Philadelphia Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The travel and health documents required for your trip to Philadelphia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Philadelphia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Green Bay to Philadelphia?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Green Bay to Philadelphia is Delta (59% of total bookings). The next most popular airlines are American Airlines (21%) and United Airlines (20%).

Best airlines flying from Green Bay to Philadelphia

Compare and see reviews for airlines that fly from Green Bay to Philadelphia with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $248	Free Cancellation	Rating 7.4 9,404 reviews	Search United Airlines flights
Delta	PriceFrom $248	Free Cancellation	Rating 7.9 8,271 reviews	Search Delta flights
American Airlines	PriceFrom $273	Free Cancellation	Rating 7.1 11,398 reviews	Search American Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Green Bay to Philadelphia?

Finding the right flight to Philadelphia from Green Bay is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Philadelphia quick and easy, saving you time and money.

Can I find flights from Green Bay to Philadelphia with flexible booking policies on momondo?

Yes. All flights to Philadelphia from Green Bay on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Green Bay to Philadelphia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Philadelphia from Green Bay.

I’m not ready to book a flight from Green Bay to Philadelphia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Green Bay to Philadelphia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.