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Keflavik Intl

$571+ Cheap flights from Las Vegas (LAS) 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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — KEF
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$571
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$1,081
Provider with most accurate pricing for Las Vegas Harry Reid Intl-Reykjavik Keflavik Intl flight deals.
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Provider most trusted by Cheapflights users for Las Vegas Harry Reid Intl-Reykjavik Keflavik Intl flights.
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From Las Vegas Harry Reid Intl to Reykjavik Keflavik Intl
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:40 amLAS - KEF
2 stops15h 50mMultiple Airlines
Thu 12/44:55 pmKEF - LAS
1 stop26h 24mMultiple Airlines
Deal found 10/28$627
This Gotogate deal was found by Cheapflights users on 10/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/278:55 pmLAS - KEF
1 stop30h 00mBritish Airways
Thu 12/411:45 amKEF - LAS
1 stop15h 05mBritish Airways
Deal found 10/28$736
This Gotogate deal was found by Cheapflights users on 10/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/271:12 pmLAS - KEF
2 stops41h 03mLufthansa
Fri 12/123:25 pmKEF - LAS
2 stops36h 17mLufthansa
Deal found 10/27$751
This British Airways deal was found by Cheapflights users on 10/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/278:55 pmLAS - KEF
1 stop30h 00mBritish Airways
Fri 12/126:10 pmKEF - LAS
1 stop32h 40mBritish Airways
Deal found 10/27$766
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Wed 11/268:55 pmLAS - KEF
1 stop36h 20mAmerican Airlines
Wed 12/311:50 amKEF - LAS
1 stop15h 00mAmerican Airlines
Deal found 10/27$789
This Booking.com deal was found by Cheapflights users on 10/27. 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.
Thu 12/118:45 pmLAS - KEF
1 stop34h 45mMultiple Airlines
Thu 12/187:35 amKEF - LAS
1 stop19h 15mMultiple Airlines
Deal found 10/27$805
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Wed 11/268:55 pmLAS - KEF
1 stop36h 20mMultiple Airlines
Wed 12/311:50 amKEF - LAS
2 stops19h 51mMultiple Airlines
Deal found 10/27$815
This American Airlines deal was found by Cheapflights users on 10/27. 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 12/1112:55 pmLAS - KEF
2 stops20h 20mAmerican Airlines
Thu 12/1811:45 amKEF - LAS
1 stop15h 05mAmerican Airlines
Deal found 10/27$862
This American Airlines deal was found by Cheapflights users on 10/28. 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 12/1112:00 pmLAS - KEF
2 stops21h 15mAmerican Airlines
Mon 12/1511:50 amKEF - LAS
1 stop15h 00mAmerican Airlines
Deal found 10/28$914

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 October 28, 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

Wed 2/11

7:30 am-2:15 pm

3 stops22h 45m

Reykjavik Keflavik Intl

Tue 2/17

3:20 pm-8:22 pm

2 stops37h 02m

$571

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Thu 4/9

2:01 pm-7:50 am

2 stops34h 49m

Reykjavik Keflavik Intl

Mon 4/13

8:35 am-5:32 pm

2 stops39h 57m

$664

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Sun 4/26

10:10 pm-7:50 am

2 stops26h 40m

Reykjavik Keflavik Intl

Mon 5/4

8:35 am-10:40 pm

2 stops21h 05m

$672

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Thu 4/9

11:36 pm-9:30 am

1 stop26h 54m

Reykjavik Keflavik Intl

Mon 4/13

11:25 am-7:37 pm

1 stop15h 12m

$699

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Wed 3/4

11:44 am-9:15 am

2 stops37h 31m

Reykjavik Keflavik Intl

Wed 3/11

10:00 am-6:40 pm

2 stops39h 40m

$713

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Tue 2/17

7:05 am-10:45 am

2 stops19h 40m

Reykjavik Keflavik Intl

Thu 3/12

3:40 pm-12:13 am

2 stops39h 33m

$741

Las VegasReykjavik

LAS - KEF

LASKEF

Las Vegas Harry Reid Intl

Thu 11/27

1:12 pm-2:15 pm

2 stops41h 03m

Reykjavik Keflavik Intl

Fri 12/12

3:25 pm-7:42 pm

2 stops36h 17m

$751

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Las Vegas 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 Las Vegas to Keflavik Intl in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 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 Las Vegas-Reykjavik Keflavik Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Las Vegas-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Las Vegas-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Las Vegas-Reykjavik Keflavik Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Las Vegas-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 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 October 28, 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 14% on airfare.

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 28, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and United Airlines from Las Vegas 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.
Alaska Airlines
8.0
Very good
11,201 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,201 reviews
Alaska Airlines
8.0
Very good
11,201 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,994 reviews
Alaska Airlines
8.0
Very good
11,201 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
9,001 reviews
Alaska Airlines
8.0
Very good
11,201 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Icelandair
7.1
Good
562 reviews
Alaska Airlines
8.0
Very good
11,201 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a 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 4 different airlines.

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

    A quick flight from Las Vegas to Reykjavik Keflavik Intl Airport can take about 34h 49m. Finnair provides one of the quickest options available for as low as $664. There are 4080 mi between Las Vegas and Reykjavik Keflavik Intl Airport.

  • 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 $635. Other airlines that can offer you cheap pricing are United Airlines, from $648, and Icelandair, from $930. Delta is 38% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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.

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 4 airlines flying from Las Vegas to Keflavik Intl

Discover the top 4 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$635Average$788FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$648Average$771FlexibilityNo cancel feeOn-time69%
IcelandairCheapest$930Average$1,203FlexibilityNo cancel feeOn-time76%
Alaska AirlinesCheapest$1,036Average$1,141FlexibilityNo cancel feeOn-time75%

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