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Keflavik Intl

$345+ Cheap flights from Las Vegas (LAS) to Keflavik Intl (KEF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — KEF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Las Vegas to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) 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

$578
(Trip.com)

One-way from

$345
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,273
From Las Vegas Harry Reid Intl to Reykjavik Keflavik Intl
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One-way flight from Las Vegas Harry Reid Intl to Reykjavik Keflavik Intl
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High demand for flights, 6% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Las Vegas to Keflavik Intl

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

This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:20 pmLAS - KEF
1 stop30h 55mWestJet
Mon 10/139:35 amKEF - LAS
1 stop32h 05mWestJet
Deal found 6/12$492
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/97:30 pmLAS - KEF
2 stops29h 45mMultiple Airlines
Mon 10/139:35 amKEF - LAS
1 stop32h 05mMultiple Airlines
Deal found 6/12$522
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1812:01 pmLAS - KEF
1 stop11h 59mUnited Airlines
Tue 8/269:50 amKEF - LAS
2 stops38h 58mUnited Airlines
Deal found 6/10$583
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.
Mon 8/1812:05 pmLAS - KEF
1 stop13h 10mAir Canada
Tue 8/269:50 amKEF - LAS
1 stop19h 25mAir Canada
Deal found 6/10$598
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/118:55 pmLAS - KEF
1 stop29h 50mAmerican Airlines
Thu 11/2011:40 amKEF - LAS
2 stops19h 52mAmerican Airlines
Deal found 6/11$619
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/3010:03 amLAS - KEF
2 stops16h 27mDelta
Sun 8/39:30 amKEF - LAS
2 stops20h 55mDelta
Deal found 6/12$630
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/219:19 amLAS - KEF
1 stop14h 41mKLM
Mon 8/258:50 amKEF - LAS
1 stop15h 57mKLM
Deal found 6/12$676
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3010:19 amLAS - KEF
2 stops41h 36mBritish Airways
Mon 11/311:45 amKEF - LAS
2 stops55h 06mBritish Airways
Deal found 6/12$715

Cheapflights Fare Finder

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

Fly from

Las Vegas

Fly to

Keflavik Intl

Route

Depart

Return

Price

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Tue 7/8

9:59 pm-4:50 am

1 stop23h 51m

Reykjavik Keflavik Intl

Sat 7/12

4:00 pm-9:50 am

1 stop24h 50m

$578

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Mon 8/18

12:01 pm-7:00 am

1 stop11h 59m

Reykjavik Keflavik Intl

Tue 8/26

9:50 am-5:48 pm

2 stops38h 58m

$583

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Mon 8/18

12:05 pm-8:15 am

1 stop13h 10m

Reykjavik Keflavik Intl

Tue 8/26

9:50 am-10:15 pm

1 stop19h 25m

$598

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Fri 7/18

10:00 am-8:15 am

2 stops15h 15m

Reykjavik Keflavik Intl

Tue 7/22

9:35 am-5:35 pm

1 stop15h 00m

$622

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Wed 7/30

10:03 am-9:30 am

2 stops16h 27m

Reykjavik Keflavik Intl

Sun 8/3

9:30 am-11:25 pm

2 stops20h 55m

$630

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Thu 8/21

9:19 am-7:00 am

1 stop14h 41m

Reykjavik Keflavik Intl

Mon 8/25

8:50 am-5:47 pm

1 stop15h 57m

$676

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Tue 8/19

3:50 pm-8:20 am

2 stops33h 30m

Reykjavik Keflavik Intl

Sat 8/23

12:40 am-6:13 pm

2 stops24h 33m

$777

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Tue 8/5

9:17 pm-12:10 am

3 stops43h 53m

$345

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Thu 8/14

10:00 am-8:15 am

2 stops15h 15m

$405

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Tue 8/5

11:20 am-8:10 am

1 stop13h 50m

$495

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 11 results
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Best time to book a flight from Las Vegas to Keflavik Intl

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

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

Find hourly flight availability from Las Vegas 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 June 12, 2025.

One of the essential ways to save on airfare from Las Vegas to Reykjavik Keflavik Intl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 15% on airfare.

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.
Get a feel of what it's like to fly with Delta, KLM and SWISS from Las Vegas to Reykjavik by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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!
WestJet
7.2
Good
2,868 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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 Las Vegas 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 Las Vegas to Reykjavik Keflavik Intl?

    If you book a flight to Reykjavik Keflavik Intl from Las Vegas, you will be flying from Harry Reid Intl, which is the city’s only airport. Las Vegas Harry Reid Intl (LAS) is located 6.2 mi from the center of Las Vegas. There are 0 flights from Harry Reid Intl to Reykjavik Keflavik Intl per day from 3 different airlines.

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

    Cheapflights users have booked flights from Las Vegas to Reykjavik Keflavik Intl Airport round-trip from $583. Other airlines that can offer you cheap pricing are Air Canada, from $598, and WestJet, from $622. United Airlines is 45% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Las Vegas to Reykjavik Keflavik Intl Airport one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $405. Air Canada flights start at $495 while deals on United Airlines start at $505 one-way.

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

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

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

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

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

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

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

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Top 3 airlines flying from Las Vegas to Keflavik Intl

Discover the top 3 airlines that operate flights from Las Vegas 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$714Average$1,026FlexibilityNo cancel feeOn-time69%
DeltaCheapest$743Average$1,151FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$915Average$1,165FlexibilityNo cancel feeOn-time76%

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