$740 Cheap British Airways flights Las Vegas (LAS) to Reykjavik (KEF)

View $740 flight on Mon, Oct 6, 2025Opens in a new window

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$740 Cheap British Airways flights Las Vegas (LAS) to Reykjavik (KEF)

Prices were available within the past 7 days and start at $740 for one-way flights and $635 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Tue, Jan 6 - Thu, Jan 22
LAS
Las Vegas
KEF
Reykjavik
$635 Roundtrip, found 4 days ago
$635
Roundtrip
found 4 days ago
Select British Airways flight, departing Tue, Jan 6 from Las Vegas to Reykjavik, returning Thu, Jan 22, priced at $635 found 4 days ago
Flights from Las Vegas (LAS) to Reykjavik (KEF)
Origin airport
Harry Reid Intl.
Destination airport
Keflavik Intl.
Airlines serving
Air Canada, Air France, Alaska Airlines, American Airlines, British Airways, Brussels Airlines, Delta, Icelandair, KLM, Lufthansa, Swiss International Air Lines, United, Virgin Atlantic, WestJet
Popular airline
Air Canada
Distance
4082 mi

Frequently asked questions

How much is a British Airways flight from Harry Reid Intl. Airport (LAS) to Keflavik Intl. Airport (KEF)?
Landing cheap one-way British Airways flights from LAS to KEF from $740 on Expedia couldn't be easier --- just filter by "Price (lowest to highest)." Alternatively, check out our affordable round-trip fares from $635 for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from LAS to KEF with British Airways?
January is one of the least expensive months to fly to Reykjavik with British Airways. You could also find great prices on return and one-way tickets in April.
What is the cheapest time to book flights from Harry Reid Intl. Airport (LAS) to Keflavik Intl. Airport (KEF) with British Airways?
To find affordable flights from LAS to KEF with British Airways, start searching about one month before your planned departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another helpful tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does British Airways fly nonstop from Harry Reid Intl. Airport (LAS) to Keflavik Intl. Airport (KEF)?
Use our "Nonstop" filter when searching for direct British Airways flights from LAS to KEF. It's also an easy way to compare other airlines offering the same direct route.
What is the earliest British Airways flight from LAS to KEF?
To find the earliest departure from LAS to KEF with British Airways, sort your results by "Morning" and "Early Morning." Booking an early flight usually means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does British Airways fly into in Reykjavik?
Keflavik Intl. Airport (KEF) is the primary Reykjavik gateway for British Airways flights from Harry Reid Intl. Airport (LAS).
What kind of luggage can I take on a British Airways flight from Harry Reid Intl. Airport (LAS) to Keflavik Intl. Airport (KEF)?
British Airways allows passengers to bring 1 checked-in bag weighing up to 50 lb with maximum dimensions of 29 inches x 15 inches x 16 inches on standard economy flights from LAS to KEF. You can also take 2 cabin bags with you in the cabin. This hand luggage must not exceed 19 inches x 9 inches x 17 inches and weigh less than 50 lb. Baggage policies can differ depending on your cabin class and fare type, so check your booking or British Airways's website to avoid any unexpected fees at the airport.
Why fly with British Airways from LAS to KEF?
British Airways makes flying from LAS to KEF more enjoyable with a 4-star airline rating and top-tier customer service. You even have the chance to collect points with British Airways Executive Club. Remember to join Expedia's free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my British Airways flight from Harry Reid Intl. Airport (LAS) to Keflavik Intl. Airport (KEF)?
In most cases, you can cancel or change your flight, although additional fees may apply if your booking was made more than 24 hours ago. Want to keep your options open? Use Expedia's "Changes included" and "No cancel fee" filters to find flights that won't charge extra if you have to revise your plans. To make modifications, visit "Trips," select your flight and click on "Manage Booking" for more details.

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