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Cheap flights from Reykjavik Keflavik Intl Airport to Las Vegas from $254

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Reykjavik Keflavik Intl Airport to Las Vegas departing on 10/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Reykjavik Keflavik Intl Airport to Las Vegas

Cheap round-trip flights

WestJet Logo
9:35 am - 9:29 pmKEF-LAS
18h 54m1 stop
WestJet Logo
8:00 am - 8:15 amLAS-KEF
17h 15m1 stop
$435WestJet
Find Deal
Sat, Oct 4 - Wed, Oct 8
WestJet Logo
9:35 am - 8:21 pmKEF-LAS
17h 46m2 stops
WestJet Logo
8:00 am - 8:15 amLAS-KEF
17h 15m1 stop
$527WestJet
Find Deal
Sat, Oct 4 - Wed, Oct 8
Logo
9:35 am - 9:29 pmKEF-LAS
18h 54m1 stop
Logo
7:25 am - 8:15 amLAS-KEF
17h 50m3 stops
$536
Find Deal
Sat, Oct 4 - Wed, Oct 8
Logo
9:35 am - 10:41 amKEF-LAS
32h 06m2 stops
Logo
7:25 am - 8:15 amLAS-KEF
17h 50m3 stops
$576
Find Deal
Sat, Oct 4 - Wed, Oct 8
WestJet Logo
9:35 am - 8:21 pmKEF-LAS
17h 46m2 stops
WestJet Logo
9:10 pm - 8:15 amLAS-KEF
52h 05m2 stops
$721WestJet
Find Deal
Sat, Oct 4 - Wed, Oct 8
Logo
5:10 pm - 9:29 pmKEF-LAS
35h 19m3 stops
Logo
7:25 am - 8:15 amLAS-KEF
17h 50m3 stops
$801
Find Deal
Sat, Oct 4 - Wed, Oct 8
Lufthansa Logo
12:25 am - 8:27 pmKEF-LAS
27h 02m2 stops
Lufthansa Logo
6:27 pm - 12:10 amLAS-KEF
22h 43m2 stops
$1,277Lufthansa
Find Deal
Fri, Oct 3 - Wed, Oct 8
British Airways Logo
10:00 am - 10:07 amKEF-LAS
31h 07m2 stops
British Airways Logo
10:05 pm - 9:40 amLAS-KEF
28h 35m1 stop
$1,290British Airways
Find Deal
Sat, Oct 4 - Wed, Oct 8
Delta Logo
11:25 am - 10:20 pmKEF-LAS
17h 55m1 stop
Delta Logo
3:15 pm - 6:20 amLAS-KEF
32h 05m1 stop
$1,731Delta
Find Deal
Sat, Oct 4 - Wed, Oct 8
Scandinavian Airlines Logo
7:40 am - 10:20 pmKEF-LAS
21h 40m2 stops
Scandinavian Airlines Logo
9:17 am - 4:20 pmLAS-KEF
24h 03m3 stops
$1,891Scandinavian Airlines
Find Deal
Sat, Oct 4 - Wed, Oct 8

WestJet flights from Reykjavik Keflavik Intl Airport to Las Vegas

Our best WestJet deals on Reykjavik Keflavik Intl Airport to Las Vegas flight tickets
WestJet
Oct 4
KEF9:35 amReykjavik Keflavik Intl
18h 54m
1 stop
LAS9:29 pmLas Vegas Harry Reid Intl
Oct 8
LAS8:00 amLas Vegas Harry Reid Intl
17h 15m
1 stop
KEF8:15 amReykjavik Keflavik Intl
$435
Find similar
WestJet
Oct 4
KEF9:35 amReykjavik Keflavik Intl
17h 46m
2 stops
LAS8:21 pmLas Vegas Harry Reid Intl
Oct 8
LAS8:00 amLas Vegas Harry Reid Intl
17h 15m
1 stop
KEF8:15 amReykjavik Keflavik Intl
$527
Find similar
WestJet
Oct 4
KEF9:35 amReykjavik Keflavik Intl
17h 46m
2 stops
LAS8:21 pmLas Vegas Harry Reid Intl
Oct 8
LAS9:10 pmLas Vegas Harry Reid Intl
52h 05m
2 stops
KEF8:15 amReykjavik Keflavik Intl
$721
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Reykjavik Keflavik Intl Airport to Las Vegas 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, momondo users made 832,500 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ReykjavikLas Vegas

KEF - LAS

KEFLAS

Reykjavik Keflavik Intl

Sat 10/4

9:35 am-9:29 pm

1 stop18h 54m

Las Vegas Harry Reid Intl

Wed 10/8

8:00 am-8:15 am

1 stop17h 15m

$435

ReykjavikLas Vegas

KEF - LAS

KEFLAS

Reykjavik Keflavik Intl

Sat 10/4

9:35 am-8:21 pm

2 stops17h 46m

Las Vegas Harry Reid Intl

Wed 10/8

8:00 am-8:15 am

1 stop17h 15m

$527

ReykjavikLas Vegas

KEF - LAS

KEFLAS

Reykjavik Keflavik Intl

Sat 10/4

9:35 am-9:29 pm

1 stop18h 54m

Las Vegas Harry Reid Intl

Wed 10/8

7:25 am-8:15 am

3 stops17h 50m

$536

ReykjavikLas Vegas

KEF - LAS

KEFLAS

Reykjavik Keflavik Intl

Sat 10/4

9:35 am-10:41 am

2 stops32h 06m

Las Vegas Harry Reid Intl

Wed 10/8

7:25 am-8:15 am

3 stops17h 50m

$576

ReykjavikLas Vegas

KEF - LAS

KEFLAS

Reykjavik Keflavik Intl

Sat 10/4

9:35 am-8:21 pm

2 stops17h 46m

Las Vegas Harry Reid Intl

Wed 10/8

9:10 pm-8:15 am

2 stops52h 05m

$721

ReykjavikLas Vegas

KEF - LAS

KEFLAS

Reykjavik Keflavik Intl

Sat 10/4

5:10 pm-9:29 pm

3 stops35h 19m

Las Vegas Harry Reid Intl

Wed 10/8

7:25 am-8:15 am

3 stops17h 50m

$801

ReykjavikLas Vegas

KEF - LAS

KEFLAS

Reykjavik Keflavik Intl

Fri 10/3

12:25 am-8:27 pm

2 stops27h 02m

Las Vegas Harry Reid Intl

Wed 10/8

6:27 pm-12:10 am

2 stops22h 43m

$1,277

ReykjavikLas Vegas

KEF - LAS

KEFLAS

Reykjavik Keflavik Intl

Sat 10/4

10:00 am-10:07 am

2 stops31h 07m

Las Vegas Harry Reid Intl

Wed 10/8

10:05 pm-9:40 am

1 stop28h 35m

$1,290

ReykjavikLas Vegas

KEF - LAS

KEFLAS

Reykjavik Keflavik Intl

Sat 10/4

11:25 am-10:20 pm

1 stop17h 55m

Las Vegas Harry Reid Intl

Wed 10/8

3:15 pm-6:20 am

1 stop32h 05m

$1,731

ReykjavikLas Vegas

KEF - LAS

KEFLAS

Reykjavik Keflavik Intl

Sat 10/4

7:40 am-10:20 pm

2 stops21h 40m

Las Vegas Harry Reid Intl

Wed 10/8

9:17 am-4:20 pm

3 stops24h 03m

$1,891

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from Reykjavik Keflavik Intl Airport to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Wednesday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $791. Flights from Reykjavik Keflavik Intl Airport to Las Vegas on a Monday will generally be more expensive and average around $989. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is in the morning when flights can be purchased for as low as $904. Flights to Las Vegas are more costly in the afternoon, with an average ticket price of $1,016. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Reykjavik Keflavik Intl Airport to Las Vegas flights?

You could potentially save up to 37% on your flight if you consider stops on a Reykjavik Keflavik Intl Airport to Las Vegas flight.

When to book flights from Reykjavik Keflavik Intl Airport to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from Reykjavik Keflavik Intl Airport to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Reykjavik Keflavik Intl Airport to Las Vegas (KEF to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Reykjavik Keflavik Intl Airport to Las Vegas

Direct flights

None
There are no direct flights from Reykjavik Keflavik Intl Airport to Las Vegas. There are no popular flight routes from Reykjavik Keflavik Intl Airport to Las Vegas.
Search flight deals

  • How far is Reykjavik Keflavik Intl to Las Vegas Harry Reid Intl by plane?

    Reykjavik Keflavik Intl and Las Vegas Harry Reid Intl are 4074.7 mi apart from one another. Typically, this will take 17h 46m by plane in normal conditions.

  • When did momondo last update prices for flights from Reykjavik Keflavik Intl Airport to Las Vegas Harry Reid Intl Airport?

    Prices for flights from Reykjavik Keflavik Intl Airport to Las Vegas Harry Reid Intl Airport refresh daily.

  • How old do you have to be to fly from Reykjavik Keflavik Intl Airport to Las Vegas Harry Reid Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Reykjavik Keflavik Intl Airport to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The required travel and health documents for your Las Vegas Harry Reid Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mount Charleston
Henderson
Mesquite
North Las Vegas
Paradise
Kingman
Pahrump
Primm
Furnace Creek
Boulder City
Winchester
Sunrise Manor
Needles

Why use momondo?

Why should I use momondo to find a flight deal from Reykjavik to Las Vegas?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Las Vegas from Reykjavik.

Can I find flights from Reykjavik to Las Vegas with flexible booking policies on momondo?

All flight searches from Reykjavik to Las Vegas on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Reykjavik to Las Vegas?

Once all potential Reykjavik to Las Vegas flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Reykjavik to Las Vegas right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Reykjavik to Las Vegas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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