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Keflavik Intl

$680+ Cheap flights from Madison (MSN) 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
MSN — KEF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Madison to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Madison (MSN) 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 June 12, 2025.

Round-trip from

$680
(United Airlines)
From Madison Truax Field to Reykjavik Keflavik Intl
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Find flight deals from Madison to Keflavik Intl

Cheapest flights from Madison to Keflavik Intl
Explore the most affordable flight options available from Madison to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/68:10 amMSN - KEF
2 stops19h 00mUnited Airlines
Wed 8/1312:00 pmKEF - MSN
1 stop13h 56mUnited Airlines
Deal found 6/11$680
This KLM deal was found by Cheapflights users on 6/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/245:00 pmMSN - KEF
1 stop8h 20mKLM
Mon 9/19:30 amKEF - MSN
1 stop9h 34mKLM
Deal found 6/10$721
This Gurufare deal was found by Cheapflights users on 6/12. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/312:19 pmMSN - KEF
1 stop15h 11mLufthansa
Sat 9/61:15 amKEF - MSN
2 stops18h 47mLufthansa
Deal found 6/12$793
This Booking.com deal was found by Cheapflights users on 6/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1110:30 amMSN - KEF
2 stops42h 15mBritish Airways
Wed 10/2210:55 amKEF - MSN
2 stops41h 19mBritish Airways
Deal found 6/10$822
This Orbitz deal was found by Cheapflights users on 6/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/64:00 pmMSN - KEF
2 stops11h 15mAir Canada
Wed 8/139:30 amKEF - MSN
2 stops36h 15mAir Canada
Deal found 6/11$903
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/312:19 pmMSN - KEF
3 stops14h 56mMultiple Airlines
Sun 9/79:30 amKEF - MSN
2 stops17h 53mMultiple Airlines
Deal found 6/10$951
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/26:45 amMSN - KEF
1 stop19h 15mDelta
Thu 7/109:30 amKEF - MSN
1 stop9h 23mDelta
Deal found 6/10$1,140
This Orbitz deal was found by Cheapflights users on 6/12. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/211:11 amMSN - KEF
2 stops31h 39mScandinavian Airlines
Wed 10/810:20 amKEF - MSN
2 stops41h 14mScandinavian Airlines
Deal found 6/12$1,204

Cheapflights Fare Finder

Customize your flight search to find flights from Madison 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 June 12, 2025.
Use the filters below to find and compare flights from Madison to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Madison

Fly to

Keflavik Intl

Route

Depart

Return

Price

MadisonReykjavik

MSN - KEF

MSNKEF

Madison Truax Field

Wed 8/6

4:00 pm-8:30 am

1 stop11h 30m

Reykjavik Keflavik Intl

Wed 8/13

12:00 pm-8:56 pm

1 stop13h 56m

$680

MadisonReykjavik

MSN - KEF

MSNKEF

Madison Truax Field

Sun 8/24

5:00 pm-6:20 am

1 stop8h 20m

Reykjavik Keflavik Intl

Mon 9/1

9:30 am-2:04 pm

1 stop9h 34m

$721

MadisonReykjavik

MSN - KEF

MSNKEF

Madison Truax Field

Wed 9/3

12:19 pm-8:30 am

1 stop15h 11m

Reykjavik Keflavik Intl

Sat 9/6

1:15 am-3:02 pm

2 stops18h 47m

$793

MadisonReykjavik

MSN - KEF

MSNKEF

Madison Truax Field

Sat 10/11

10:30 am-9:45 am

2 stops42h 15m

Reykjavik Keflavik Intl

Wed 10/22

10:55 am-11:14 pm

2 stops41h 19m

$822

MadisonReykjavik

MSN - KEF

MSNKEF

Madison Truax Field

Wed 8/6

4:00 pm-8:15 am

2 stops11h 15m

Reykjavik Keflavik Intl

Wed 8/13

9:30 am-4:45 pm

2 stops36h 15m

$903

MadisonReykjavik

MSN - KEF

MSNKEF

Madison Truax Field

Wed 9/3

12:19 pm-8:15 am

3 stops14h 56m

Reykjavik Keflavik Intl

Sun 9/7

9:30 am-10:23 pm

2 stops17h 53m

$951

MadisonReykjavik

MSN - KEF

MSNKEF

Madison Truax Field

Wed 7/2

6:45 am-7:00 am

1 stop19h 15m

Reykjavik Keflavik Intl

Thu 7/10

9:30 am-1:53 pm

1 stop9h 23m

$1,140

MadisonReykjavik

MSN - KEF

MSNKEF

Madison Truax Field

Thu 10/2

11:11 am-11:50 pm

2 stops31h 39m

Reykjavik Keflavik Intl

Wed 10/8

10:20 am-10:34 pm

2 stops41h 14m

$1,204

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Madison to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Madison 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 Madison to Reykjavik Keflavik Intl Airport

Rainfall in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 1.6 in.

Temperature in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Reykjavik Keflavik Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 51.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.3
Good
1,387 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,531 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Madison 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 Madison to Reykjavik Keflavik Intl?

    If you book a flight to Reykjavik Keflavik Intl from Madison, you will be flying from Truax Field, which is the city’s only airport. Madison Truax Field (MSN) is located 5.4 mi from the center of Madison. There are 0 flights from Truax Field to Reykjavik Keflavik Intl per day from 0 different airlines.

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

    Currently priced at $680, United Airlines will fly you from Madison to Reykjavik Keflavik Intl Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from KLM and Lufthansa - these airlines can fly you to your destination from $721 and $793, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Madison 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 Madison to Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Madison to Reykjavik Keflavik Intl Airport (average of $328). Flying from Madison to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $659). 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

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