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Keflavik Intl

$736+ Cheap flights from Helena (HLN) 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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — KEF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Helena to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) 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

$736
(United Airlines)
From Helena to Reykjavik Keflavik Intl
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Find flight deals from Helena to Keflavik Intl

Cheapest flights from Helena to Keflavik Intl
Explore the most affordable flight options available from Helena 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.
Sat 9/205:20 pmHLN - KEF
2 stops33h 10mUnited Airlines
Thu 10/29:50 amKEF - HLN
2 stops34h 19mUnited Airlines
Deal found 6/11$736
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/235:40 amHLN - KEF
2 stops18h 40mDelta
Wed 10/18:45 amKEF - HLN
2 stops19h 52mDelta
Deal found 6/11$752
This Air France 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2212:50 pmHLN - KEF
2 stops35h 30mAir France
Wed 10/111:25 amKEF - HLN
2 stops17h 12mAir France
Deal found 6/11$758
This Travelocity 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/234:02 pmHLN - KEF
1 stop11h 23mMultiple Airlines
Wed 10/17:45 pmKEF - HLN
1 stop25h 36mMultiple Airlines
Deal found 6/11$1,253

Cheapflights Fare Finder

Customize your flight search to find flights from Helena 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 Helena to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Helena

Fly to

Keflavik Intl

Route

Depart

Return

Price

HelenaReykjavik

HLN - KEF

HLNKEF

Helena

Sat 9/20

5:20 pm-8:30 am

2 stops33h 10m

Reykjavik Keflavik Intl

Thu 10/2

9:50 am-2:09 pm

2 stops34h 19m

$736

HelenaReykjavik

HLN - KEF

HLNKEF

Helena

Tue 9/23

5:40 am-6:20 am

2 stops18h 40m

Reykjavik Keflavik Intl

Wed 10/1

8:45 am-10:37 pm

2 stops19h 52m

$752

HelenaReykjavik

HLN - KEF

HLNKEF

Helena

Mon 9/22

12:50 pm-6:20 am

2 stops35h 30m

Reykjavik Keflavik Intl

Wed 10/1

11:25 am-10:37 pm

2 stops17h 12m

$758

HelenaReykjavik

HLN - KEF

HLNKEF

Helena

Tue 9/23

4:02 pm-9:25 am

1 stop11h 23m

Reykjavik Keflavik Intl

Wed 10/1

7:45 pm-3:21 pm

1 stop25h 36m

$1,253

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Helena to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Helena 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 Helena 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

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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 France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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 Helena 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 Helena to Reykjavik Keflavik Intl?

    Helena (HLN), located 2.7 mi from the city center, is the airport you fly out of when you book flights from Helena to Reykjavik Keflavik Intl. 0 airlines have flights from Helena to Reykjavik Keflavik Intl on a regular basis. Booking flights from Helena to Reykjavik Keflavik Intl should not be difficult; the airport handles an average of 0 outbound flights to Reykjavik Keflavik Intl per day.

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

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

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

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

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

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

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