Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Green Bay to Reykjavik from $852

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Reykjavik departing on 9/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Green Bay to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
4:16 pm - 7:00 amGRB  Green Bay Austin-Straubel-KEF Reykjavik Keflavik Intl
9h 44m1 stop Minneapolis St Paul
Delta Logo
9:30 am - 9:35 pmKEF  Reykjavik Keflavik Intl-GRB Green Bay Austin-Straubel
17h 05m1 stop Minneapolis St Paul
$852Delta
Mon, Sep 28 - Mon, Oct 5
United Airlines Logo
3:42 pm - 8:50 amGRB  Green Bay Austin-Straubel-KEF Reykjavik Keflavik Intl
12h 08m1 stop Chicago O'Hare Intl
United Airlines Logo
10:00 am - 7:48 pmKEF  Reykjavik Keflavik Intl-GRB Green Bay Austin-Straubel
38h 48m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$866United Airlines
Fri, Oct 16 - Tue, Oct 20
Multiple Airlines Logo
6:00 pm - 9:30 amGRB  Green Bay Austin-Straubel-KEF Reykjavik Keflavik Intl
34h 30m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl
Multiple Airlines Logo
9:30 am - 9:35 pmKEF  Reykjavik Keflavik Intl-GRB Green Bay Austin-Straubel
17h 05m1 stop Minneapolis St Paul
$892Multiple Airlines
Mon, Sep 28 - Mon, Oct 5
United Airlines Logo
10:33 am - 8:45 amGRB  Green Bay Austin-Straubel-KEF Reykjavik Keflavik Intl
17h 12m2 stops Chicago O'Hare Intl Toronto Pearson Intl
United Airlines Logo
10:00 am - 11:19 pmKEF  Reykjavik Keflavik Intl-GRB Green Bay Austin-Straubel
18h 19m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$898United Airlines
Fri, Oct 16 - Tue, Oct 20
United Airlines Logo
10:33 am - 8:45 amGRB  Green Bay Austin-Straubel-KEF Reykjavik Keflavik Intl
17h 12m2 stops Chicago O'Hare Intl Toronto Pearson Intl
United Airlines Logo
10:00 am - 11:19 pmKEF  Reykjavik Keflavik Intl-GRB Green Bay Austin-Straubel
18h 19m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$960United Airlines
Fri, Oct 16 - Tue, Oct 20
Multiple Airlines Logo
11:02 am - 9:40 amGRB  Green Bay Austin-Straubel-KEF Reykjavik Keflavik Intl
17h 38m3 stops Detroit Metropolitan Wayne County Newark Kastrup Copenhagen
Multiple Airlines Logo
5:05 pm - 9:01 pmKEF  Reykjavik Keflavik Intl-GRB Green Bay Austin-Straubel
32h 56m3 stops Kastrup Copenhagen Newark Detroit Metropolitan Wayne County
$2,530Multiple Airlines
Mon, Sep 28 - Mon, Oct 5
Multiple Airlines Logo
5:30 am - 4:15 pmGRB  Green Bay Austin-Straubel-KEF Reykjavik Keflavik Intl
29h 45m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
Multiple Airlines Logo
5:05 pm - 9:01 pmKEF  Reykjavik Keflavik Intl-GRB Green Bay Austin-Straubel
32h 56m3 stops Kastrup Copenhagen Newark Detroit Metropolitan Wayne County
$4,607Multiple Airlines
Mon, Sep 28 - Mon, Oct 5

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

United Airlines flights from Green Bay to Reykjavik Keflavik Intl Airport

Our best United Airlines deals on Green Bay to Reykjavik Keflavik Intl Airport flight tickets
United Airlines
Oct 16
GRB3:42 pmGreen Bay Austin-Straubel
12h 08m
1 stop
KEF8:50 amReykjavik Keflavik Intl
Oct 20
KEF10:00 amReykjavik Keflavik Intl
38h 48m
2 stops
GRB7:48 pmGreen Bay Austin-Straubel
$866
United Airlines
Oct 16
GRB10:33 amGreen Bay Austin-Straubel
17h 12m
2 stops
KEF8:45 amReykjavik Keflavik Intl
Oct 20
KEF10:00 amReykjavik Keflavik Intl
18h 19m
2 stops
GRB11:19 pmGreen Bay Austin-Straubel
$898
United Airlines
Oct 16
GRB10:33 amGreen Bay Austin-Straubel
17h 12m
2 stops
KEF8:45 amReykjavik Keflavik Intl
Oct 20
KEF10:00 amReykjavik Keflavik Intl
18h 19m
2 stops
GRB11:19 pmGreen Bay Austin-Straubel
$960

momondo Fare Finder

 
Customize your flight search to find flights from Green Bay to Reykjavik Keflavik Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 16, 2026.
Use the filters below to find and compare flights from Green Bay to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Green BayReykjavik

GRB Green Bay Austin-Straubel - KEF Reykjavik Keflavik Intl

GRBKEF

Green Bay Austin-Straubel

Mon 9/28

4:16 pm-7:00 am

1 stop9h 44m

Reykjavik Keflavik Intl

Mon 10/5

9:30 am-9:35 pm

1 stop17h 05m

$852

Green BayReykjavik

GRB Green Bay Austin-Straubel - KEF Reykjavik Keflavik Intl

GRBKEF

Green Bay Austin-Straubel

Fri 10/16

3:42 pm-8:50 am

1 stop12h 08m

Reykjavik Keflavik Intl

Tue 10/20

10:00 am-7:48 pm

2 stops38h 48m

$866

Green BayReykjavik

GRB Green Bay Austin-Straubel - KEF Reykjavik Keflavik Intl

GRBKEF

Green Bay Austin-Straubel

Mon 9/28

6:00 pm-9:30 am

2 stops34h 30m

Reykjavik Keflavik Intl

Mon 10/5

9:30 am-9:35 pm

1 stop17h 05m

$892

Green BayReykjavik

GRB Green Bay Austin-Straubel - KEF Reykjavik Keflavik Intl

GRBKEF

Green Bay Austin-Straubel

Fri 10/16

10:33 am-8:45 am

2 stops17h 12m

Reykjavik Keflavik Intl

Tue 10/20

10:00 am-11:19 pm

2 stops18h 19m

$898

Green BayReykjavik

GRB Green Bay Austin-Straubel - KEF Reykjavik Keflavik Intl

GRBKEF

Green Bay Austin-Straubel

Fri 10/16

10:33 am-8:45 am

2 stops17h 12m

Reykjavik Keflavik Intl

Tue 10/20

10:00 am-11:19 pm

2 stops18h 19m

$960

Green BayReykjavik

GRB Green Bay Austin-Straubel - KEF Reykjavik Keflavik Intl

GRBKEF

Green Bay Austin-Straubel

Mon 9/28

11:02 am-9:40 am

3 stops17h 38m

Reykjavik Keflavik Intl

Mon 10/5

5:05 pm-9:01 pm

3 stops32h 56m

$2,530

Green BayReykjavik

GRB Green Bay Austin-Straubel - KEF Reykjavik Keflavik Intl

GRBKEF

Green Bay Austin-Straubel

Mon 9/28

5:30 am-4:15 pm

2 stops29h 45m

Reykjavik Keflavik Intl

Mon 10/5

5:05 pm-9:01 pm

3 stops32h 56m

$4,607

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Green Bay to Reykjavik Keflavik Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Green Bay to Reykjavik Keflavik Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Green Bay to Reykjavik Keflavik Intl Airport (GRB to KEF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Green Bay to Reykjavik Keflavik Intl Airport

Fastest flight time

9h 44m

Direct flights

None
The fastest flight from Green Bay to Reykjavik Keflavik Intl Airport takes 9h 44m
There are no direct flights from Green Bay to Reykjavik Keflavik Intl Airport. There are no popular flight routes from Green Bay to Reykjavik Keflavik Intl Airport.
Search flight deals

Frequently asked questions about flying from Green Bay to Reykjavik Keflavik Intl Airport

  • How far is Green Bay Austin-Straubel to Reykjavik Keflavik Intl by plane?

    A flight from Green Bay Austin-Straubel to Reykjavik Keflavik Intl will travel around 2797.5 mi. In terms of flight time, this usually takes a little over 9h 44m.

  • When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Reykjavik Keflavik Intl Airport?

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

  • How old do you have to be to fly from Green Bay Austin-Straubel Airport to Reykjavik Keflavik Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Reykjavik Keflavik Intl Airport.

  • What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?

    The required travel and health documents for your Reykjavik Keflavik Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Reykjavik Keflavik Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Green Bay to Reykjavik Keflavik Intl Airport

  • How do I get Price Alerts for flights from Green Bay to Reykjavik Keflavik Intl Airport?

    Search flight deals from Green Bay to Reykjavik Keflavik Intl Airport. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Green Bay to Reykjavik Keflavik Intl Airport with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Keflavik
Selfoss
Hella
Hveragerdi
Grindavik
Borgarnes
Kopavogur

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Reykjavik from Green Bay.

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

Yes. All flights to Reykjavik 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 Reykjavik?

momondo provides multiple filters to help you find the best flight to Reykjavik from Green Bay. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Reykjavik from Green Bay. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Reykjavik Keflavik Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 9/15
Tue 9/22
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Reykjavik