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Finnair flights from London Heathrow Airport to Las Vegas (LHR - LAS)

LHR — LAS
24 Apr — 1 May1
1 adult
1 adult, Economy, 0 bags

Cheapflights users flying from London to Las Vegas on Finnair typically fly into Las Vegas Harry Reid Intl and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from Heathrow to Las Vegas in 2026

Find detailed information about Finnair flights from Heathrow to Las Vegas. Explore the options provided by Finnair to plan your journey from Heathrow to Las Vegas. Data last updated 25 March 2026.

One-way from

£499

Return from

£704

Popular in

August

Cheapest in

January

Average price (all airlines)

£611
Finnair
  • Finnair
  • 14/5
  • 1 total stop
  • 18h 17m total
  • London to Las Vegas
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Finnair
  • Finnair
  • 20/4-14/5
  • 3 total stops
  • 40h 00m total
  • London to Las Vegas
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Highest demand for flights from London Heathrow to Las Vegas Harry Reid Intl; 8% potential price increase.
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Best time to find cheap flights from London Heathrow to Las Vegas Harry Reid Intl; 1% potential price drop.
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Average price for all London Heathrow to Las Vegas Harry Reid Intl flights (one-way and round-trip).
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  • Can I get a flight from London Heathrow Airport to Las Vegas on Finnair for under £672?

    Cheapflights currently has 8 LHR-LAS flights for under £672. Flights to Las Vegas will vary based on many factors, like date and time. Click here to find the best price for your dates on Cheapflights.

Find Finnair flight deals from Heathrow to Las Vegas

Enter your travel dates to find the best prices.

Cheapest Finnair flights from Heathrow to Las Vegas
Explore the most affordable Finnair flight options available from Heathrow to Las Vegas. Find the lowest fares with prices last updated on 25 March 2026.

Mon 20/411:00
LHR
-
LAS
2 stops18h 30m
Finnair
Thu 14/507:15
LAS
-
LHR
1 stop23h 50m
Finnair
Deal found 23/3£705
Wed 29/409:15
LHR
-
LAS
1 stop17h 11m
Finnair
Sun 3/523:59
LAS
-
LHR
2 stops22h 26m
Finnair
Deal found 24/3£705
Mon 20/408:55
LHR
-
LAS
1 stop16h 51m
Finnair
Mon 27/422:10
LAS
-
LHR
Nonstop9h 55m
Finnair
Deal found 23/3£716

What is the cheapest month to book a flight from London Heathrow Airport to Las Vegas with Finnair?

Currently, the most affordable month to book a Finnair flight from London Heathrow Airport to Las Vegas in February, with an average price of £489. Conversely, traveling with Finnair from London Heathrow Airport to Las Vegas in October will be the most expensive, with an average cost of £604. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Best time to book a flight from Heathrow to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Heathrow with our price prediction graph.
Estimated return 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.

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Fly from Heathrow to Las Vegas on another airline

Consider alternative airlines that service the Las Vegas area. Flight routes are based on user searches made on Cheapflights and were last updated on 25 March 2026.
British Airways flights from London Heathrow to Las Vegas Harry Reid Intl

See what others are saying about Finnair

Read reviews and see what other travellers are saying about their experiences with Finnair. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Finnair for your next flight. Reviews last updated 25 March 2026.
Finnair
7.7
Good
1,374 reviews
Check prices
Overview

Crew

8.2

Boarding

7.7

Comfort

7.5

Entertainment

6.9

Food

6.7

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