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Keflavik Intl

$645+ Cheap flights from Milwaukee (MKE) to Keflavik Intl (KEF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — KEF
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Find flight deals from Milwaukee to Keflavik Intl

Cheapest flights from Milwaukee to Keflavik Intl
Explore the most affordable flight options available from Milwaukee to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2025.

This Expedia deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2711:00 amMKE - KEF
2 stops21h 20mLufthansa
Tue 12/23:20 pmKEF - MKE
2 stops31h 37mLufthansa
Deal found 10/19$706
This Icelandair deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:40 amMKE - KEF
1 stop17h 50mMultiple Airlines
Wed 11/194:45 pmKEF - MKE
1 stop31h 17mMultiple Airlines
Deal found 10/20$930
This Icelandair deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:05 amMKE - KEF
1 stop19h 00mMultiple Airlines
Thu 12/115:00 pmKEF - MKE
1 stop23h 20mMultiple Airlines
Deal found 10/20$941
This Scandinavian Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:00 amMKE - KEF
2 stops21h 45mScandinavian Airlines
Wed 11/197:35 amKEF - MKE
2 stops18h 32mScandinavian Airlines
Deal found 10/20$970
This Ovago deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:25 amMKE - KEF
2 stops20h 55mLufthansa
Thu 12/113:10 pmKEF - MKE
2 stops36h 37mLufthansa
Deal found 10/20$990
This American Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2710:08 amMKE - KEF
2 stops25h 07mAmerican Airlines
Tue 12/211:50 amKEF - MKE
3 stops30h 14mAmerican Airlines
Deal found 10/18$1,019
This Icelandair deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:25 amMKE - KEF
1 stop18h 05mMultiple Airlines
Tue 12/25:10 pmKEF - MKE
1 stop24h 50mMultiple Airlines
Deal found 10/18$1,065

Cheap flight deals from Milwaukee to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to Keflavik Intl (KEF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$645
(United Airlines)
Provider with most accurate pricing for Milwaukee-Mitchell-Reykjavik Keflavik Intl flight deals.
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Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Reykjavik Keflavik Intl flights.
Search Deals
From Milwaukee-Mitchell to Reykjavik Keflavik Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Milwaukee to Keflavik Intl 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, Cheapflights users made 2,558,603 searches. Data last updated October 20, 2025.
Use the filters below to find and compare flights from Milwaukee to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Milwaukee

Fly to

Keflavik Intl

Route

Depart

Return

Price

MilwaukeeReykjavik

MKE - KEF

MKEKEF

Milwaukee-Mitchell

Wed 1/14

8:33 am-2:15 pm

3 stops23h 42m

Reykjavik Keflavik Intl

Sun 1/18

3:20 pm-3:43 pm

2 stops30h 23m

$645

MilwaukeeReykjavik

MKE - KEF

MKEKEF

Milwaukee-Mitchell

Thu 11/27

11:00 am-2:20 pm

2 stops21h 20m

Reykjavik Keflavik Intl

Tue 12/2

3:20 pm-4:57 pm

2 stops31h 37m

$706

MilwaukeeReykjavik

MKE - KEF

MKEKEF

Milwaukee-Mitchell

Fri 4/10

5:21 pm-12:10 am

2 stops25h 49m

Reykjavik Keflavik Intl

Sun 4/19

12:25 am-10:09 pm

2 stops26h 44m

$714

MilwaukeeReykjavik

MKE - KEF

MKEKEF

Milwaukee-Mitchell

Wed 4/1

7:00 am-7:05 am

2 stops43h 05m

Reykjavik Keflavik Intl

Mon 4/6

6:25 pm-8:12 pm

2 stops30h 47m

$861

MilwaukeeReykjavik

MKE - KEF

MKEKEF

Milwaukee-Mitchell

Fri 4/10

7:10 am-6:25 am

1 stop18h 15m

Reykjavik Keflavik Intl

Mon 4/20

5:10 pm-4:15 pm

1 stop28h 05m

$900

MilwaukeeReykjavik

MKE - KEF

MKEKEF

Milwaukee-Mitchell

Tue 3/3

5:10 am-6:05 am

1 stop18h 55m

Reykjavik Keflavik Intl

Wed 3/11

5:00 pm-10:40 pm

1 stop10h 40m

$902

MilwaukeeReykjavik

MKE - KEF

MKEKEF

Milwaukee-Mitchell

Fri 4/10

9:20 am-9:30 am

2 stops19h 10m

Reykjavik Keflavik Intl

Mon 4/20

11:25 am-8:09 pm

1 stop13h 44m

$923

MilwaukeeReykjavik

MKE - KEF

MKEKEF

Milwaukee-Mitchell

Tue 11/11

6:40 am-6:30 am

1 stop17h 50m

Reykjavik Keflavik Intl

Wed 11/19

4:45 pm-6:02 pm

1 stop31h 17m

$930

MilwaukeeReykjavik

MKE - KEF

MKEKEF

Milwaukee-Mitchell

Thu 12/4

5:05 am-6:05 am

1 stop19h 00m

Reykjavik Keflavik Intl

Thu 12/11

5:00 pm-10:20 am

1 stop23h 20m

$941

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/19

Compare providers for flights from Milwaukee to Keflavik Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Milwaukee to Keflavik Intl in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Milwaukee-Reykjavik Keflavik Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Milwaukee-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Milwaukee-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Milwaukee-Reykjavik Keflavik Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Milwaukee-Reykjavik Keflavik Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Milwaukee to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Milwaukee with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Milwaukee to Reykjavik Keflavik Intl Airport

What is the cheapest month to book a flight from Milwaukee to Reykjavik Keflavik Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Milwaukee to Reykjavik Keflavik Intl Airport (average of $313). Flying from Milwaukee to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $589). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MKE to KEF?

Find hourly flight availability from Milwaukee to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 20, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 15% on flights from Milwaukee to Reykjavik Keflavik Intl Airport by exploring options for tickets in the evening.

Reviews of airlines servicing Keflavik Intl

Get insights into the airlines that provide service to Keflavik Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Keflavik Intl. Reviews last updated October 20, 2025.
Get a feel of what it's like to fly with KLM and United Airlines from Milwaukee to Reykjavik Keflavik Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,404 reviews

Food

7.3

Comfort

7.6

Boarding

7.8

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,404 reviews
KLM
7.7
Good
1,404 reviews

Food

7.3

Comfort

7.6

Boarding

7.8

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
United Airlines
7.4
Good
8,993 reviews
KLM
7.7
Good
1,404 reviews

Food

7.3

Comfort

7.6

Boarding

7.8

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Milwaukee to Reykjavik Keflavik Intl?

    If you book a flight to Reykjavik Keflavik Intl from Milwaukee, you will be flying from Milwaukee-Mitchell, which is the city’s only airport. Milwaukee-Mitchell (MKE) is located 6.4 mi from the center of Milwaukee. There are 0 flights from Milwaukee-Mitchell to Reykjavik Keflavik Intl per day from 2 different airlines.

  • How long is the flight from Milwaukee to Reykjavik Keflavik Intl Airport?

    A quick flight from Milwaukee to Reykjavik Keflavik Intl Airport can take about 21h 20m. Lufthansa provides one of the quickest options available for as low as $706. There are 2880 mi between Milwaukee and Reykjavik Keflavik Intl Airport.

  • What are the cheapest airlines flying from Milwaukee to Reykjavik Keflavik Intl Airport round-trip?

    Our cheapest airline available from Milwaukee to Reykjavik Keflavik Intl Airport is KLM. Our recent data shows that you can find tickets from as low as $611 on this airline. An additional option worth looking into is United Airlines, starting at $815.

  • Can I find deals for flights from Milwaukee to Keflavik Intl that include hotel bookings?

    Yes. In addition to deals on Milwaukee to Keflavik Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Milwaukee to Keflavik Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Milwaukee to Keflavik Intl.

  • Can I find deals for business class flights from Milwaukee to Keflavik Intl?

    Yes. Cheapflights offers flight deals from Milwaukee to Keflavik Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Milwaukee to Reykjavik Keflavik Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Milwaukee to Reykjavik Keflavik Intl Airport (average of $313). Flying from Milwaukee to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $589). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Keflavik
Hveragerdi

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Top 2 airlines flying from Milwaukee to Keflavik Intl

Discover the top 2 airlines that operate flights from Milwaukee to Keflavik Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$611Average$857FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$815Average$815FlexibilityNo cancel feeOn-time69%

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