$1,547 Cheap Flights from Green Bay (GRB) to Guam (GUM)

View $1,547 flight on Mon, Jan 12, 2026Opens in a new window

Popular airlines from Green Bay Austin Straubel Intl. Airport (GRB) to Barrigada - A.B. Won Pat International Airport (GUM)

Cheap Flights from Green Bay to Guam (GRB-GUM)

Prices were available within the past 7 days and start at $1,547 for one-way flights and $1,895 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Jan 12 - Mon, Jan 26
GRB
Green Bay
GUM
Guam
$1,895 Roundtrip, found 3 hours ago
$1,895
Roundtrip
found 3 hours ago
Select Delta flight, departing Mon, Jan 12 from Green Bay to Guam, returning Mon, Jan 26, priced at $1,895 found 3 hours ago
Delta
Mon, Jan 12 - Mon, Jan 26
GRB
Green Bay
GUM
Guam
$1,908 Roundtrip, found 3 hours ago
$1,908
Roundtrip
found 3 hours ago
Select Delta flight, departing Mon, Jan 12 from Green Bay to Guam, returning Mon, Jan 26, priced at $1,908 found 3 hours ago
Delta
Mon, Jan 12 - Mon, Jan 26
GRB
Green Bay
GUM
Guam
$1,909 Roundtrip, found 3 hours ago
$1,909
Roundtrip
found 3 hours ago
Select Delta flight, departing Mon, Jan 12 from Green Bay to Guam, returning Mon, Jan 26, priced at $1,909 found 3 hours ago
Delta
Mon, Jan 12 - Mon, Jan 26
GRB
Green Bay
GUM
Guam
$1,921 Roundtrip, found 3 hours ago
$1,921
Roundtrip
found 3 hours ago
Select Delta flight, departing Mon, Jan 12 from Green Bay to Guam, returning Mon, Jan 26, priced at $1,921 found 3 hours ago
Delta
Sun, Jan 11 - Mon, Jan 26
GRB
Green Bay
GUM
Guam
$1,922 Roundtrip, found 6 hours ago
$1,922
Roundtrip
found 6 hours ago
Select Delta flight, departing Sun, Jan 11 from Green Bay to Guam, returning Mon, Jan 26, priced at $1,922 found 6 hours ago
Delta
Sun, Jan 11 - Mon, Jan 26
GRB
Green Bay
GUM
Guam
$1,945 Roundtrip, found 6 hours ago
$1,945
Roundtrip
found 6 hours ago
Select Delta flight, departing Sun, Jan 11 from Green Bay to Guam, returning Mon, Jan 26, priced at $1,945 found 6 hours ago
Delta
Sun, Jan 11 - Mon, Jan 26
GRB
Green Bay
GUM
Guam
$1,958 Roundtrip, found 6 hours ago
$1,958
Roundtrip
found 6 hours ago
Select Delta flight, departing Sun, Jan 11 from Green Bay to Guam, returning Mon, Jan 26, priced at $1,958 found 6 hours ago
Delta
Sun, Jan 11 - Mon, Jan 26
GRB
Green Bay
GUM
Guam
$1,959 Roundtrip, found 6 hours ago
$1,959
Roundtrip
found 6 hours ago
Select Delta flight, departing Sun, Jan 11 from Green Bay to Guam, returning Mon, Jan 26, priced at $1,959 found 6 hours ago
Delta
Mon, Jan 12 - Mon, Jan 26
GRB
Green Bay
GUM
Guam
$2,003 Roundtrip, found 3 hours ago
$2,003
Roundtrip
found 3 hours ago
Select Delta flight, departing Mon, Jan 12 from Green Bay to Guam, returning Mon, Jan 26, priced at $2,003 found 3 hours ago
United
Mon, Jan 12 - Mon, Jan 26
GRB
Green Bay
GUM
Guam
$2,011 Roundtrip, found 3 hours ago
$2,011
Roundtrip
found 3 hours ago
Select United flight, departing Mon, Jan 12 from Green Bay to Guam, returning Mon, Jan 26, priced at $2,011 found 3 hours ago
Flights from Green Bay (GRB) to Guam (GUM)
Origin airport
Austin Straubel Intl.
Destination airport
A.B. Won Pat Intl.
Airlines serving
Delta, United
Roundtrip price
$1,895
Distance
7237 mi

Green Bay to Guam Flights

The cheapest times to fly from Green Bay to Guam

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Green Bay to Guam are during the month of January. You can find some of the cheapest flights from Green Bay to Guam with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Green Bay to Guam

Sunday is one of the best days to book for cheap flights from Green Bay to Guam: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Green Bay to Guam

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Green Bay to Guam in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,547 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Green Bay to Guam flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Green Bay to Guam airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Austin Straubel Intl. Airport (GRB) to A.B. Won Pat Intl. Airport (GUM) cost?
Get a cheap one-way flight from $1,547 or cheap return flight from $1,895 from Austin Straubel Intl. Airport (GRB) to A.B. Won Pat Intl. Airport (GUM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Austin Straubel Intl. Airport (GRB) to A.B. Won Pat Intl. Airport (GUM)?
Planning your trip for January is a good way to save, as it's the cheapest month for flights between GRB and GUM. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Austin Straubel Intl. Airport (GRB) to A.B. Won Pat Intl. Airport (GUM)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest GRB to GUM flight.
How many flights per day from Austin Straubel Intl. Airport (GRB) to A.B. Won Pat Intl. Airport (GUM)?
Nonstop flights from Austin Straubel Intl. Airport (GRB) to A.B. Won Pat Intl. Airport (GUM) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GRB to GUM?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary based on a range of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Austin Straubel Intl. Airport (GRB) to A.B. Won Pat Intl. Airport (GUM)?
To reach A.B. Won Pat Intl. Airport (GUM) on schedule, select a flight that leaves from Austin Straubel Intl. Airport (GRB) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Austin Straubel Intl. Airport (GRB) to A.B. Won Pat Intl. Airport (GUM) last-minute?
Waiting until just before your departure to book a ticket from GRB to GUM generally means paying more. While you might find some last-minute offers, they're not always guaranteed. Be flexible with your itinerary for a better chance of getting a bargain.
Is it cheaper to book a GRB to GUM flight and hotel package?
Compared with arranging hotels and flights separately, booking a GRB to GUM flight and hotel package with Expedia could lead to significant savings. What's more, having it all in one place will take the hassle out of planning your trip. Just pick your flights and select from our extensive range of stays, then customize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Austin Straubel Intl. Airport (GRB) to A.B. Won Pat Intl. Airport (GUM)?
If you booked your GRB to GUM flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

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*Available to One Key members.