$444 Cheap Flights from Reykjavik (KEF) to Las Vegas (LAS)

View $444 flight on Tue, May 19, 2026Opens in a new window

Popular airlines from Reykjavik–Keflavik Intl. Airport (KEF) to Harry Reid Intl. Airport (LAS)

Cheap Flights from Reykjavik to Las Vegas (KEF-LAS)

Prices were available within the past 7 days and start at $444 for one-way flights and $792 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Sat, Dec 13 - Tue, Dec 16
KEF
Reykjavik
LAS
Las Vegas
$792 Roundtrip, found 3 days ago
$792
Roundtrip
found 3 days ago
Select Icelandair flight, departing Sat, Dec 13 from Reykjavik to Las Vegas, returning Tue, Dec 16, priced at $792 found 3 days ago
Icelandair
Mon, Dec 8 - Tue, Dec 16
KEF
Reykjavik
LAS
Las Vegas
$795 Roundtrip, found 4 days ago
$795
Roundtrip
found 4 days ago
Select Icelandair flight, departing Mon, Dec 8 from Reykjavik to Las Vegas, returning Tue, Dec 16, priced at $795 found 4 days ago
Icelandair
Wed, Dec 10 - Tue, Dec 16
KEF
Reykjavik
LAS
Las Vegas
$797 Roundtrip, found 3 days ago
$797
Roundtrip
found 3 days ago
Select Icelandair flight, departing Wed, Dec 10 from Reykjavik to Las Vegas, returning Tue, Dec 16, priced at $797 found 3 days ago
Icelandair
Sat, Dec 13 - Tue, Dec 16
KEF
Reykjavik
LAS
Las Vegas
$806 Roundtrip, found 3 days ago
$806
Roundtrip
found 3 days ago
Select Icelandair flight, departing Sat, Dec 13 from Reykjavik to Las Vegas, returning Tue, Dec 16, priced at $806 found 3 days ago
Icelandair
Mon, Dec 8 - Tue, Dec 16
KEF
Reykjavik
LAS
Las Vegas
$809 Roundtrip, found 4 days ago
$809
Roundtrip
found 4 days ago
Select Icelandair flight, departing Mon, Dec 8 from Reykjavik to Las Vegas, returning Tue, Dec 16, priced at $809 found 4 days ago
Icelandair
Mon, Dec 8 - Tue, Dec 16
KEF
Reykjavik
LAS
Las Vegas
$815 Roundtrip, found 4 days ago
$815
Roundtrip
found 4 days ago
Select Icelandair flight, departing Mon, Dec 8 from Reykjavik to Las Vegas, returning Tue, Dec 16, priced at $815 found 4 days ago
Icelandair
Sat, Dec 13 - Tue, Dec 16
KEF
Reykjavik
LAS
Las Vegas
$824 Roundtrip, found 3 days ago
$824
Roundtrip
found 3 days ago
Select Icelandair flight, departing Sat, Dec 13 from Reykjavik to Las Vegas, returning Tue, Dec 16, priced at $824 found 3 days ago
Lufthansa
Mon, May 4 - Sun, May 17
KEF
Reykjavik
LAS
Las Vegas
$922 Roundtrip, found 3 days ago
$922
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Mon, May 4 from Reykjavik to Las Vegas, returning Sun, May 17, priced at $922 found 3 days ago
British Airways
Thu, Jan 15 - Mon, Jan 19
KEF
Reykjavik
LAS
Las Vegas
$1,071 Roundtrip, found 5 days ago
$1,071
Roundtrip
found 5 days ago
Select British Airways flight, departing Thu, Jan 15 from Reykjavik to Las Vegas, returning Mon, Jan 19, priced at $1,071 found 5 days ago
KLM
Sat, Apr 11 - Sun, Apr 19
KEF
Reykjavik
LAS
Las Vegas
$2,224 Roundtrip, found 2 days ago
$2,224
Roundtrip
found 2 days ago
Select KLM flight, departing Sat, Apr 11 from Reykjavik to Las Vegas, returning Sun, Apr 19, priced at $2,224 found 2 days ago

Find the cheapest month to fly from Reykjavik (KEF) to Las Vegas (LAS)

June is typically the cheapest month to fly

From $467 - $1,203 per traveler.

Frequently asked questions

How much does a flight from Keflavik Intl. Airport (KEF) to Harry Reid Intl. Airport (LAS) cost?
Lock in a cheap one-way flight from $444 or cheap return flight from $792 from Keflavik Intl. Airport (KEF) to Harry Reid Intl. Airport (LAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Keflavik Intl. Airport (KEF) to Harry Reid Intl. Airport (LAS)?
The cheapest month to fly from KEF to LAS is December, when demand is low. Off-peak months are generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Keflavik Intl. Airport (KEF) to Harry Reid Intl. Airport (LAS)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest KEF to LAS flight.
How many flights per day from Keflavik Intl. Airport (KEF) to Harry Reid Intl. Airport (LAS)?
Nonstop flights from Keflavik Intl. Airport (KEF) to Harry Reid Intl. Airport (LAS) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from KEF to LAS?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Keflavik Intl. Airport (KEF) to Harry Reid Intl. Airport (LAS)?
To avoid possible delays on the Keflavik Intl. Airport (KEF) to Harry Reid Intl. Airport (LAS) route, aim to travel before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Keflavik Intl. Airport (KEF) to Harry Reid Intl. Airport (LAS) last-minute?
Booking your ticket from KEF to LAS shortly before your getaway is usually more expensive. However, if there's some wiggle room with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a KEF to LAS flight and hotel package?
Booking a KEF to LAS flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Choose from our extensive range of hotels and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Keflavik Intl. Airport (KEF) to Harry Reid Intl. Airport (LAS)?
Usually, it's possible to reschedule or cancel your KEF to LAS flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Keflavik Intl.
Destination airport
Harry Reid Intl.
Roundtrip price
$792
Distance
4082 mi

Book with confidence

Reykjavik to Las Vegas Flights

The cheapest times to fly from Reykjavik to Las Vegas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Reykjavik to Las Vegas are during the month of December. You can find some of the cheapest flights from Reykjavik to Las Vegas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Reykjavik to Las Vegas

Sunday is one of the best days to book for cheap flights from Reykjavik to Las Vegas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Reykjavik to Las Vegas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Reykjavik to Las Vegas in 2025. You can also book with separate airlines for your outbound and return journeys, from $444 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Reykjavik to Las Vegas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Reykjavik to Las Vegas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Reykjavik to Las Vegas Flights

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*Available to One Key members.