LHR - SUN

£641 Find Cheap Flights from London to Hailey – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£725
Typical prices: £798-£1,287
Alaska Airlines
Fri 16/11Thu 6/12
LHR - SUN • 1 stop
Cheapest one-way flight
£641
Typical prices: £613-£970
Alaska Airlines
Thu 29/3
LHR - SUN • 1 stop
When to travel
Cheapest • 32% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg £788 (return)
Shortest trip • 13h 06m (one-way)
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Flight Deals

Cheap Flights from London to Hailey (LHR-SUN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from London to Hailey

Mon, 16 Nov - Mon, 7 Dec
Alaska Airlines Logo
14:45 - 10:51LHR  London Heathrow-SUN Hailey Sun Valley-Friedman
27h 06m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
11:51 - 12:20SUN  Hailey Sun Valley-Friedman-LHR London Heathrow
17h 29m1 stop Seattle/Tacoma Intl
£725Alaska Airlines
Mon, 16 Nov - Sun, 6 Dec
Alaska Airlines Logo
14:45 - 10:51LHR  London Heathrow-SUN Hailey Sun Valley-Friedman
27h 06m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
11:51 - 12:20SUN  Hailey Sun Valley-Friedman-LHR London Heathrow
17h 29m1 stop Seattle/Tacoma Intl
£725Alaska Airlines
Sun, 15 Nov - Sun, 6 Dec
Alaska Airlines Logo
14:45 - 10:51LHR  London Heathrow-SUN Hailey Sun Valley-Friedman
27h 06m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
11:51 - 12:20SUN  Hailey Sun Valley-Friedman-LHR London Heathrow
17h 29m1 stop Seattle/Tacoma Intl
£725Alaska Airlines
Tue, 17 Nov - Mon, 7 Dec
Alaska Airlines Logo
14:45 - 10:51LHR  London Heathrow-SUN Hailey Sun Valley-Friedman
27h 06m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
11:51 - 12:20SUN  Hailey Sun Valley-Friedman-LHR London Heathrow
17h 29m1 stop Seattle/Tacoma Intl
£725Alaska Airlines
Sat, 23 Jan - Tue, 2 Feb
Alaska Airlines Logo
14:45 - 19:17LHR  London Heathrow-SUN Hailey Sun Valley-Friedman
35h 32m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
11:38 - 12:20SUN  Hailey Sun Valley-Friedman-LHR London Heathrow
17h 42m1 stop Seattle/Tacoma Intl
£744Alaska Airlines
Thu, 21 Jan - Thu, 4 Feb
Alaska Airlines Logo
14:45 - 10:56LHR  London Heathrow-SUN Hailey Sun Valley-Friedman
27h 11m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
19:59 - 12:20SUN  Hailey Sun Valley-Friedman-LHR London Heathrow
33h 21m1 stop Seattle/Tacoma Intl
£744Alaska Airlines
Sat, 23 Jan - Thu, 4 Feb
Alaska Airlines Logo
14:45 - 10:56LHR  London Heathrow-SUN Hailey Sun Valley-Friedman
27h 11m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
19:59 - 12:20SUN  Hailey Sun Valley-Friedman-LHR London Heathrow
33h 21m1 stop Seattle/Tacoma Intl
£744Alaska Airlines
Thu, 21 Jan - Mon, 1 Feb
Alaska Airlines Logo
14:45 - 10:56LHR  London Heathrow-SUN Hailey Sun Valley-Friedman
27h 11m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
19:59 - 12:20SUN  Hailey Sun Valley-Friedman-LHR London Heathrow
33h 21m1 stop Seattle/Tacoma Intl
£744Alaska Airlines
Thu, 21 Jan - Wed, 3 Feb
Alaska Airlines Logo
14:45 - 19:17LHR  London Heathrow-SUN Hailey Sun Valley-Friedman
35h 32m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
19:59 - 12:20SUN  Hailey Sun Valley-Friedman-LHR London Heathrow
33h 21m1 stop Seattle/Tacoma Intl
£744Alaska Airlines
Thu, 21 Jan - Tue, 2 Feb
Alaska Airlines Logo
14:45 - 19:17LHR  London Heathrow-SUN Hailey Sun Valley-Friedman
35h 32m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
19:59 - 12:20SUN  Hailey Sun Valley-Friedman-LHR London Heathrow
33h 21m1 stop Seattle/Tacoma Intl
£744Alaska Airlines
Booking Insights

Price, demand, and travel trends for London Heathrow Airport to Hailey flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from London Heathrow Airport to Hailey?

Return flights from London Heathrow Airport to Hailey typically range from £798 to £1,287. The lowest price found in the past 5 days was £725 on Alaska Airlines.

What's the cheapest day of the week to fly from London Heathrow Airport to Hailey?

Based on deals KAYAK users found in the last 12 months, Saturday is the cheapest day of the week to fly from London Heathrow Airport to Hailey. It's 33% cheaper than the average day, while Sunday is the most expensive, with prices 22% higher.

Key details for London Heathrow Airport to Hailey flights

Cheapest flight

£641
The most popular month to fly with an average 31% increase in traveller numbers.
One-way flight from London Heathrow Airport to Hailey

When to book flights from London to Hailey

Are your dates flexible? Find out the best times to travel from London to Hailey based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your London Heathrow Airport to Hailey flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from London Heathrow Airport to Hailey?

    Only Economy class is available on flights from London Heathrow Airport to Hailey.

  • How long is a flight from London Heathrow Airport to Hailey?

    There are currently no direct flights available from London Heathrow Airport to Hailey. Flights with 1 stopover take between 13h 06m and 21h 31m in total, depending on the connection.

  • Do I need a passport to fly from London Heathrow Airport to Hailey?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a London Heathrow Airport to Hailey flight?

    Return flights from London Heathrow Airport to Hailey range from £798 to £1,287, with an average of £1,111 over the past 12 months. Anything below £798 counts as a good deal.

  • Have flight prices from London Heathrow Airport to Hailey changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £725 to £5,371. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from London Heathrow Airport to Hailey looking right now?

    One-way fares from London Heathrow Airport to Hailey are currently higher than usual. Average one-way flight prices are about £1,201, which is 55% above the typical average for this route.

  • Which car hire options are available at Hailey Sun Valley-Friedman Airport (SUN)?

    Hailey Sun Valley-Friedman Airport (SUN) hosts 5 major car hire companies, with daily rates starting from around £57 for economy cars. Top options include:

    • Hertz
    • Budget
    • Thrifty
    • Enterprise Rent-A-Car
    • Avis

  • Which airports can I use when flying from London Heathrow Airport to Hailey?

    Flights from London Heathrow Airport to Hailey usually depart from London Heathrow (LHR) and arrive at Hailey Sun Valley-Friedman (SUN).

  • Which airports do connecting flights from London Heathrow Airport to Hailey pass through?

    One-stop flights from London Heathrow Airport to Hailey most commonly connect through:

    • Salt Lake City (SLC) – 43% of one-stop connections
    • Denver Intl (DEN) – 30% of one-stop connections
    • Seattle/Tacoma Intl (SEA) – 22% of one-stop connections
    • San Francisco (SFO) – 4% of one-stop connections

  • Can I save money by using flexible dates for flights from London Heathrow Airport to Hailey?

    Yes. Flexible dates can save you up to 45% on flights from London Heathrow Airport to Hailey. Saturday is the cheapest departure day at £750 return on average, while Sunday is the most expensive at £1,360, a difference of £610.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different stopover airport from London Heathrow Airport to Hailey?

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time of 13h 06m, compared to 14h 42m via Salt Lake City (SLC) and 15h 30m via San Francisco (SFO).

  • What is the time difference between London Heathrow Airport and Hailey?

    Hailey is 7 hours behind London Heathrow Airport (Mountain Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking London Heathrow Airport to Hailey flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure and avoid flying on Sunday. On this route, Saturday flights average £750, about £610 less than Sunday fares (45% savings) based on the last 12 months.
  • If you can choose when to travel, plan your London Heathrow Airport to Hailey trip for February. Fares historically average £752 return in that month – typically £545 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Hailey Sun Valley-Friedman Airport.

    • Hampton Inn By Hilton Hailey Sun Valley
    • Wood River Inn & Suite

More options for your flight from London to Hailey

Complete your trip to Hailey with a hotel stay or car hire