Which airports can I use when flying from Green Bay to Portland?

Flights from Green Bay to Portland usually depart from Green Bay Austin-Straubel (GRB) and arrive at Portland (PWM).

What cabin classes can I book on flights from Green Bay to Portland?

Only Economy Class is available on flights from Green Bay to Portland.

Which airports do connecting flights from Green Bay to Portland pass through?

Connecting flights from Green Bay to Portland most commonly pass through: • Chicago O'Hare Intl (ORD) - 68% of one-stop connections • Detroit Metropolitan Wayne County (DTW) - 32% of one-stop connections Together, these airports account for 100% of one-stop bookings on this route.

Can I save money by using flexible dates for flights from Green Bay to Portland?

Yes. Being flexible with your travel dates can save you up to 22% on the Green Bay to Portland route. Tuesday is the cheapest departure day at $466 round-trip on average, while Thursday is the most expensive at $590, a difference of $124. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

How long is a flight from Green Bay to Portland?

There are currently no nonstop flights available from Green Bay to Portland. Flights with 1 layover take between 4h 35m and 6h 20m in total, depending on the connection.

Do I need a passport to fly from Green Bay to Portland?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Have flight prices from Green Bay to Portland changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $319 to $1,478. That means the highest observed fare was about 5x higher than the lowest one.

How are flight prices from Green Bay to Portland looking right now?

One-way fares from Green Bay to Portland are currently lower than usual. Average one-way flight prices are about $346, which is 15% below the typical average for this route.

How much time can I save by choosing a different layover airport from Green Bay to Portland?

Flying via Detroit Metropolitan Wayne County (DTW) gives the shortest average 1-stop total travel time at 4h 35m, compared with 6h 20m via Chicago O'Hare Intl (ORD).

What is the time difference between Green Bay and Portland?

Portland is 1 hour ahead of Green Bay (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Portland Airport (PWM)?

Portland Airport (PWM) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include: • Dollar • Budget • Alamo • Hertz • Movly

How much should I expect to pay for a Green Bay to Portland flight?

Round-trip flights from Green Bay to Portland range from $416 to $590, with an average of $498 over the past 12 months. Anything below $416 counts as a good deal.

What is the cheapest airline to fly from Green Bay to Portland?

American Airlines ($319) and United Airlines ($404) are the cheapest airlines to fly round-trip from Green Bay to Portland according to KAYAK data over the last 5 days.

What is the most popular layover airport when flying from Green Bay to Portland?

Chicago O'Hare Intl (ORD) is the most popular layover for the Green Bay to Portland route. 68% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via ORD.

What is the cheapest layover airport when flying from Green Bay to Portland?

Flights via Chicago O'Hare Intl (ORD) offer the most affordable fares, with an average round-trip price of $507. Based on KAYAK data over the past 3 months.

When flying from Green Bay to Portland which airport offers the shortest layover?

Detroit Metropolitan Wayne County (DTW) had the shortest average connection time for Green Bay to Portland layovers at 163 minutes over the past 3 months.

$274 CHEAP FLIGHTS from Green Bay to Portland (GRB - PWM)

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Cheapest round-trip

$319

Typical prices: $416-$590

American Airlines

Wed 10/17Mon 10/22

GRB - PWM • 1 stop

Cheapest one-way

$284

Typical prices: $251-$446

American Airlines

Mon 10/22

GRB - PWM • 1 stop

When to travel

May

Cheapest • 37% price drop

October

Most popular

Good to know

Top layover airports

Chicago O'Hare Intl (ORD)

Cheapest • Avg $507 (round-trip)

Detroit Metropolitan Wayne County (DTW)

Shortest trip • 4h 35m (one-way)

Insights

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Flight Deals

Cheap Flights from Green Bay to Portland (GRB-PWM)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Green Bay to Portland

Sat, Oct 17 - Thu, Oct 22

2:46 pm - 11:43 pmGRB Green Bay Austin-Straubel-PWM Portland

7h 57m1 stop Chicago O'Hare Intl

5:45 pm - 12:12 amPWM Portland-GRB Green Bay Austin-Straubel

7h 27m1 stop Chicago O'Hare Intl

$319American Airlines

Sat, Oct 17 - Thu, Oct 22

6:00 am - 3:43 pmGRB Green Bay Austin-Straubel-PWM Portland

8h 43m2 stops Chicago O'Hare Intl Washington, D.C. Reagan-National

5:45 pm - 12:12 amPWM Portland-GRB Green Bay Austin-Straubel

7h 27m1 stop Chicago O'Hare Intl

$324American Airlines

Tue, Jan 26 - Sat, Jan 30

6:15 am - 2:42 pmGRB Green Bay Austin-Straubel-PWM Portland

7h 27m1 stop Chicago O'Hare Intl

3:15 pm - 10:50 pmPWM Portland-GRB Green Bay Austin-Straubel

8h 35m2 stops Newark Chicago O'Hare Intl

$404United Airlines

Tue, Jan 26 - Sat, Jan 30

1:25 pm - 11:02 pmGRB Green Bay Austin-Straubel-PWM Portland

8h 37m2 stops Chicago O'Hare Intl Newark

3:15 pm - 10:50 pmPWM Portland-GRB Green Bay Austin-Straubel

8h 35m2 stops Newark Chicago O'Hare Intl

$409United Airlines

Tue, Jan 26 - Sat, Jan 30

6:15 am - 2:42 pmGRB Green Bay Austin-Straubel-PWM Portland

7h 27m1 stop Chicago O'Hare Intl

3:15 pm - 10:50 pmPWM Portland-GRB Green Bay Austin-Straubel

8h 35m2 stops Newark Chicago O'Hare Intl

$424United Airlines

Tue, Jan 26 - Sat, Jan 30

5:00 am - 2:34 pmGRB Green Bay Austin-Straubel-PWM Portland

8h 34m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

3:15 pm - 10:50 pmPWM Portland-GRB Green Bay Austin-Straubel

8h 35m2 stops Newark Chicago O'Hare Intl

$429United Airlines

Sat, Jan 30 - Wed, Feb 3

5:00 am - 2:34 pmGRB Green Bay Austin-Straubel-PWM Portland

8h 34m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

7:23 am - 4:56 pmPWM Portland-GRB Green Bay Austin-Straubel

10h 33m2 stops Newark Chicago O'Hare Intl

$429United Airlines

Tue, Jan 26 - Sat, Jan 30

10:10 am - 9:48 pmGRB Green Bay Austin-Straubel-PWM Portland

10h 38m3 stops Chicago O'Hare Intl Cleveland Hopkins Intl Newark

3:15 pm - 10:50 pmPWM Portland-GRB Green Bay Austin-Straubel

8h 35m2 stops Newark Chicago O'Hare Intl

$435United Airlines

Sat, Oct 17 - Thu, Oct 22

1:17 pm - 11:28 pmGRB Green Bay Austin-Straubel-PWM Portland

9h 11m2 stops Chicago O'Hare Intl Newark

5:15 am - 12:30 pmPWM Portland-GRB Green Bay Austin-Straubel

8h 15m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

$454United Airlines

Tue, Jan 26 - Sat, Jan 30

6:15 am - 6:13 pmGRB Green Bay Austin-Straubel-PWM Portland

10h 58m2 stops Chicago O'Hare Intl Newark

7:23 am - 4:56 pmPWM Portland-GRB Green Bay Austin-Straubel

10h 33m2 stops Newark Chicago O'Hare Intl

$454United Airlines

Booking Insights

Price, demand and travel trends for Green Bay to Portland flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Green Bay to Portland with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Green Bay to Portland?

Round-trip flights from Green Bay to Portland start at $319. Prices are below average for this route right now, with typical round-trip fares ranging from $416 to $590. The lowest price found in the past 5 days was $319 on American Airlines.

Find deals

Low season	January
High season	October
Cheapest flight	$284

Best time to beat the crowds but there is an average 36% increase in price.

Most popular time to fly and prices are also 16% lower on average.

Flight from Green Bay to Portland

When to book flights from Green Bay to Portland

Are your dates flexible? Find out the best times to travel from Green Bay to Portland based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Green Bay to Portland?
Flights from Green Bay to Portland usually depart from Green Bay Austin-Straubel (GRB) and arrive at Portland (PWM).
What cabin classes can I book on flights from Green Bay to Portland?
Only Economy Class is available on flights from Green Bay to Portland.
Which airports do connecting flights from Green Bay to Portland pass through?
Connecting flights from Green Bay to Portland most commonly pass through:

• Chicago O'Hare Intl (ORD) - 68% of one-stop connections
• Detroit Metropolitan Wayne County (DTW) - 32% of one-stop connections
Together, these airports account for 100% of one-stop bookings on this route.
Can I save money by using flexible dates for flights from Green Bay to Portland?
Yes. Being flexible with your travel dates can save you up to 22% on the Green Bay to Portland route. Tuesday is the cheapest departure day at $466 round-trip on average, while Thursday is the most expensive at $590, a difference of $124. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
How long is a flight from Green Bay to Portland?
There are currently no nonstop flights available from Green Bay to Portland. Flights with 1 layover take between 4h 35m and 6h 20m in total, depending on the connection.
Do I need a passport to fly from Green Bay to Portland?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.
Have flight prices from Green Bay to Portland changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $319 to $1,478. That means the highest observed fare was about 5x higher than the lowest one.
How are flight prices from Green Bay to Portland looking right now?
One-way fares from Green Bay to Portland are currently lower than usual. Average one-way flight prices are about $346, which is 15% below the typical average for this route.
How much time can I save by choosing a different layover airport from Green Bay to Portland?
Flying via Detroit Metropolitan Wayne County (DTW) gives the shortest average 1-stop total travel time at 4h 35m, compared with 6h 20m via Chicago O'Hare Intl (ORD).
What is the time difference between Green Bay and Portland?
Portland is 1 hour ahead of Green Bay (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at Portland Airport (PWM)?
Portland Airport (PWM) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include:
• Dollar
• Budget
• Alamo
• Hertz
• Movly
How much should I expect to pay for a Green Bay to Portland flight?
Round-trip flights from Green Bay to Portland range from $416 to $590, with an average of $498 over the past 12 months. Anything below $416 counts as a good deal.

If your dates can be flexible, aim for a Tuesday departure instead of Thursday. On this route, Tuesday flights average $466 - about $124 less than Thursday (21% savings) based on the last 12 months.
If you can choose when to travel, plan your Green Bay to Portland trip for May. Fares historically average $314 round-trip in that month - typically $438 less than the most expensive month, which is July (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Portland Airport.
- Clarion Hotel Portland Airport Me
- La Quinta Inn & Suites by Wyndham Portland DT/Maine Med
- DoubleTree by Hilton Portland

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$274 Find Cheap Flights from Green Bay to Portland - Compare and Save

Everything you should know

Cheap Flights from Green Bay to Portland (GRB-PWM)

Recent round-trip flight deals from Green Bay to Portland

Recent one-way flight deals from Green Bay to Portland

Price, demand and travel trends for Green Bay to Portland flights

How much is a round-trip flight from Green Bay to Portland?

What is the cheapest airline to fly from Green Bay to Portland?

What is the most popular layover airport when flying from Green Bay to Portland?

What is the cheapest layover airport when flying from Green Bay to Portland?

When flying from Green Bay to Portland which airport offers the shortest layover?

Key details for Green Bay to Portland flights

Low season

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Cheapest flight

When to book flights from Green Bay to Portland

Your Green Bay to Portland flight questions, answered

Your guide to booking Green Bay to Portland flights

More options for your flight from Green Bay to Portland

Complete your trip to Portland with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Green Bay to Portland

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Flights from domestic origins to Portland

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