Cheap Flights from Green Bay to Philadelphia

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Flight deals from Green Bay to Philadelphia

Looking for a cheap last-minute deal or the best return flight from Green Bay Airport to Philadelphia? If you want to travel next month, return fares start from $528. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Green Bay to Philadelphia

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Green Bay to Philadelphia flights are currently cheapest in August.

Green Bay to Philadelphia: Flight information

The things to know before you go.
Cheapest flight found$528
Cheapest month to flyAugust

Finding cheap flights from Green Bay to Philadelphia: Frequently asked questions

There are 5 airports in Philadelphia: Philadelphia International, Philadelphia Trenton-Mercer, Greater Wilmington, Atlantic City International, and Allentown.
The best price we found for a return flight from Green Bay to Philadelphia is $528. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Green Bay to Philadelphia. But we found flights with one or more stops from $528.
As of July 2026, there are no flights flying from Green Bay to Philadelphia.
The cheapest month to fly from Green Bay to Philadelphia is usually August.
If you're flying from Green Bay Airport, the cheapest airport near Philadelphia is Philadelphia International – which is 11.2 km away from the centre of Philadelphia. We've found flights into this airport from $528.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Green Bay Airport to Philadelphia on Monday, 10 August 2026.
No airlines currently offer direct flights between Green Bay Airport and Philadelphia. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Philadelphia but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Philadelphia is around 40 days in advance, so don’t leave your flight to the last minute.

In July, the average temperature is usually around 24°C. July is typically the warmest month in Philadelphia, when it usually averages around 30°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging -5°C. The rainiest month is July.
Currently, United offers the cheapest flight tickets to Philadelphia.

Travelling from Green Bay Austin Straubel International Airport (GRB) to Philadelphia: what you need to know

  • The average length of a direct flight from Green Bay Austin Straubel International Airport to Philadelphia is 2 hours 30 minutes.

  • The timezone in Philadelphia is UTC-5. The city is one hour ahead of Green Bay, where Green Bay Austin Straubel International Airport is located.

  • Give yourself enough time to get on your GRB to Philadelphia flight. It's generally best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • During popular months such as November, it's a good idea to get to the airport earlier than usual. Plan to arrive two hours before a domestic departure and four hours ahead of an international flight whenever you're travelling during peak periods in general.

  • Begin your journey at GRB and travel straight to Philadelphia International Airport (PHL). That's where you can expect to touch down when searching for Green Bay Austin Straubel International Airport to Philadelphia tickets.

  • American Airlines is a well-known carrier that operates direct flights from Green Bay Austin Straubel International Airport to Philadelphia.

  • GRB is around 10 kilometres from central Green Bay. If you're ride-sharing, driving or catching a taxi from the centre, it'll take you 15 minutes or so to get there, depending on the traffic. If you're using public transport, expect the travel time to be around 40 minutes.

  • Searching for a hotel near GRB? If you've booked an early flight from Green Bay Austin Straubel International Airport to Philadelphia, these stays will put you moments from your departure gate:

  • 72% of flights that leave from Green Bay Austin Straubel International Airport arrive at their destination on time.

  • GRB is located at 2077 Airport Drive.

How to find the cheapest flights from Green Bay Austin Straubel International Airport (GRB) to Philadelphia

  • $460 is the lowest price we've seen for a one-way Green Bay Austin Straubel International Airport to Philadelphia flight. A round-trip ticket right now is $528. Depending on the availability when you book, these fares may change.

  • To pick up cheap flights from GRB to Philadelphia, book in advance. Airlines usually offer their most competitively priced fares when tickets first go on sale.

  • The 'Whole month' search tool will show you the cheapest tickets from Green Bay Austin Straubel International Airport to Philadelphia across the month. It's an easy way to snap up a bargain if your plans aren't set in stone.

  • Snapping up a cheap flight from GRB to Philadelphia is a breeze with Price Alerts. All you need to do is create one of these automatic notifications and we'll let you know when there's a better deal.

  • Find a cheap flight from Green Bay Austin Straubel International Airport to Philadelphia with the help of our filters. Select your preferred departure time, duration and airlines, then sort the results by 'Cheapest' to see the best deals.

Airports in Philadelphia

Philadelphia International Airport (PHL)

  • The distance from Philadelphia International Airport (PHL) to central Philadelphia is roughly 18 kilometres. It takes around 20 minutes to get to the centre driving.

  • Getting to the centre by public transport takes about 30 minutes.

  • The last thing you want is a lengthy journey to your hotel if you're arriving on a late flight from Green Bay Austin Straubel International Airport to Philadelphia. Stay at one of these accommodation options near PHL instead:

  • Lock in the lowest price by booking your ride from Philadelphia International Airport around three weeks before your flight from GRB to Philadelphia.

  • PHL is located at 8500 Essington Ave.

Trenton-Mercer Airport (TTN)

  • Trenton-Mercer Airport (TTN) is roughly 48 kilometres from the centre of Philadelphia. Once you've hopped off your flight from Green Bay Austin Straubel International Airport to Philadelphia, it'll take you around 40 minutes to reach the heart of the city in a ride-share or taxi.

  • Travelling by public transport will take around 1 hour 35 minutes.

  • Hang the 'Do not disturb' sign on your door and unwind at a hotel close to TTN. Here are a few options where you can put your feet up after your GRB to Philadelphia flight:

  • Avoid potential price surges. Securing your ride four weeks before your arrival at TTN will help you stay within budget.

  • You can find Trenton-Mercer Airport at Scotch Road, Terminal Building.

Best time to go to Philadelphia

  • December is the quietest month for flights from Green Bay Austin Straubel International Airport to Philadelphia, while July is the busiest. Work out the best time to visit Philadelphia based on whether you want a laid-back vibe or a more bustling atmosphere.

  • Book a Green Bay Austin Straubel International Airport to Philadelphia plane ticket with a departure in July if you're eager to explore the city during its warmest month. Expect temperatures to range from 18ºC to 32ºC.

  • January has average temperatures of between -7ºC and 9ºC. Look for a cheap ticket from GRB to Philadelphia around that time if you want to travel when it's cooler.

More about Philadelphia

Explore more of the United States

  • New York is just one of the many places in the United States waiting to be discovered once you've seen the sights of Philadelphia. Around 129 kilometres away to the northeast, its top attractions include Central Park, Statue of Liberty and Metropolitan Museum of Art.

  • Around 434 kilometres northeast of Philadelphia, Boston is another favourite stop in the United States. Experience the best of this destination with a visit to Museum of Fine Arts Boston, Freedom Trail and USS Constitution Museum.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.