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Cheap flights from Green Bay to Reykjavik from $576

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 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

KLM Logo
5:01 pm - 6:20 amGRB-KEF
8h 19m1 stop
KLM Logo
8:45 am - 8:34 pmKEF-GRB
16h 49m1 stop
$576KLM
Find Deal
Mon, Sep 15 - Wed, Sep 24
Delta Logo
5:01 pm - 6:20 amGRB-KEF
8h 19m1 stop
Delta Logo
8:45 am - 10:03 pmKEF-GRB
18h 18m2 stops
$580Delta
Find Deal
Mon, Sep 15 - Wed, Sep 24
Delta Logo
5:01 pm - 6:20 amGRB-KEF
8h 19m1 stop
Delta Logo
8:45 am - 10:03 pmKEF-GRB
18h 18m2 stops
$581Delta
Find Deal
Mon, Sep 15 - Wed, Sep 24
British Airways Logo
12:53 pm - 5:05 pmGRB-KEF
22h 12m2 stops
British Airways Logo
11:50 am - 9:36 pmKEF-GRB
39h 46m2 stops
$665British Airways
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Sat, Jan 10 - Wed, Jan 21
United Airlines Logo
1:22 pm - 7:00 amGRB-KEF
12h 38m2 stops
United Airlines Logo
9:30 am - 10:40 pmKEF-GRB
42h 10m2 stops
$874United Airlines
Find Deal
Mon, Sep 15 - Wed, Sep 24
Logo
12:53 pm - 5:05 pmGRB-KEF
22h 12m2 stops
Logo
11:50 am - 10:50 amKEF-GRB
29h 00m3 stops
$915
Find Deal
Sat, Jan 10 - Wed, Jan 21
Lufthansa Logo
5:30 pm - 11:35 pmGRB-KEF
49h 05m2 stops
Lufthansa Logo
1:15 am - 9:43 pmKEF-GRB
25h 28m2 stops
$1,298Lufthansa
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Mon, Sep 15 - Tue, Sep 23
Logo
3:45 pm - 8:30 amGRB-KEF
11h 45m1 stop
Logo
1:15 am - 4:50 pmKEF-GRB
20h 35m2 stops
$2,746
Find Deal
Mon, Sep 15 - Tue, Sep 23
Logo
3:45 pm - 8:30 amGRB-KEF
11h 45m1 stop
Logo
1:15 am - 4:50 pmKEF-GRB
20h 35m2 stops
$3,076
Find Deal
Mon, Sep 15 - Tue, Sep 23

KLM flights from Green Bay to Reykjavik Keflavik Intl Airport

Our best KLM deals on Green Bay to Reykjavik Keflavik Intl Airport flight tickets
KLM
Sep 15
GRB5:01 pmGreen Bay Austin-Straubel
8h 19m
1 stop
KEF6:20 amReykjavik Keflavik Intl
Sep 24
KEF8:45 amReykjavik Keflavik Intl
16h 49m
1 stop
GRB8:34 pmGreen Bay Austin-Straubel
$576
Find similar
KLM
Aug 4
GRB5:03 pmGreen Bay Austin-Straubel
8h 17m
1 stop
KEF6:20 amReykjavik Keflavik Intl
Sep 12
KEF8:45 amReykjavik Keflavik Intl
12h 26m
1 stop
GRB4:11 pmGreen Bay Austin-Straubel
$1,622
Find similar

Delta flights from Green Bay to Reykjavik Keflavik Intl Airport

Our best Delta deals on Green Bay to Reykjavik Keflavik Intl Airport flight tickets
Delta
Sep 15
GRB5:01 pmGreen Bay Austin-Straubel
8h 19m
1 stop
KEF6:20 amReykjavik Keflavik Intl
Sep 24
KEF8:45 amReykjavik Keflavik Intl
18h 18m
2 stops
GRB10:03 pmGreen Bay Austin-Straubel
$580
Find similar
Delta
Sep 15
GRB5:01 pmGreen Bay Austin-Straubel
8h 19m
1 stop
KEF6:20 amReykjavik Keflavik Intl
Sep 24
KEF8:45 amReykjavik Keflavik Intl
18h 18m
2 stops
GRB10:03 pmGreen Bay Austin-Straubel
$581
Find similar

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 July 31, 2025.
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

Green BayReykjavik

GRB - KEF

GRBKEF

Green Bay Austin-Straubel

Mon 9/15

5:01 pm-6:20 am

1 stop8h 19m

Reykjavik Keflavik Intl

Wed 9/24

8:45 am-8:34 pm

1 stop16h 49m

$576

Green BayReykjavik

GRB - KEF

GRBKEF

Green Bay Austin-Straubel

Mon 9/15

5:01 pm-6:20 am

1 stop8h 19m

Reykjavik Keflavik Intl

Wed 9/24

8:45 am-10:03 pm

2 stops18h 18m

$580

Green BayReykjavik

GRB - KEF

GRBKEF

Green Bay Austin-Straubel

Mon 9/15

5:01 pm-6:20 am

1 stop8h 19m

Reykjavik Keflavik Intl

Wed 9/24

8:45 am-10:03 pm

2 stops18h 18m

$581

Green BayReykjavik

GRB - KEF

GRBKEF

Green Bay Austin-Straubel

Sat 1/10

12:53 pm-5:05 pm

2 stops22h 12m

Reykjavik Keflavik Intl

Wed 1/21

11:50 am-9:36 pm

2 stops39h 46m

$665

Green BayReykjavik

GRB - KEF

GRBKEF

Green Bay Austin-Straubel

Mon 9/15

1:22 pm-7:00 am

2 stops12h 38m

Reykjavik Keflavik Intl

Wed 9/24

9:30 am-10:40 pm

2 stops42h 10m

$874

Green BayReykjavik

GRB - KEF

GRBKEF

Green Bay Austin-Straubel

Sat 1/10

12:53 pm-5:05 pm

2 stops22h 12m

Reykjavik Keflavik Intl

Wed 1/21

11:50 am-10:50 am

3 stops29h 00m

$915

Green BayReykjavik

GRB - KEF

GRBKEF

Green Bay Austin-Straubel

Mon 9/15

5:30 pm-11:35 pm

2 stops49h 05m

Reykjavik Keflavik Intl

Tue 9/23

1:15 am-9:43 pm

2 stops25h 28m

$1,298

Green BayReykjavik

GRB - KEF

GRBKEF

Green Bay Austin-Straubel

Mon 9/15

3:45 pm-8:30 am

1 stop11h 45m

Reykjavik Keflavik Intl

Tue 9/23

1:15 am-4:50 pm

2 stops20h 35m

$2,746

Green BayReykjavik

GRB - KEF

GRBKEF

Green Bay Austin-Straubel

Mon 9/15

3:45 pm-8:30 am

1 stop11h 45m

Reykjavik Keflavik Intl

Tue 9/23

1:15 am-4:50 pm

2 stops20h 35m

$3,076

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

Best Price Found

$576

Fastest flight time

8h 19m

Direct flights

None
The best flight deal from Green Bay to Reykjavik Keflavik Intl Airport found on momondo in the last 72 hours is $576
The fastest flight from Green Bay to Reykjavik Keflavik Intl Airport takes 8h 19m
There are no direct flights from Green Bay to Reykjavik Keflavik Intl Airport. Popular non-direct route for this connection is Green Bay Austin-Straubel Airport - Reykjavik Keflavik Intl Airport.
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  • 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 8h 19m.

  • 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.

  • 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
Hveragerdi
Selfoss
Hella
Borgarnes
Kopavogur
Grindavik

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.

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