HLN - LHR

$350 Find Cheap Flights from Helena to London

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Helena to Heathrow departing on 8/22. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to London Heathrow Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Helena to London, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Helena to London, as well as popular online travel agencies
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Flights Deals

Cheap Flights from Helena to London (HLN-LHR)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Helena to London that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Helena to Heathrow

Mon, Aug 25 - Tue, Sep 2
Delta Logo
5:50 am - 9:50 amHLN-LHR
21h 00m1 stop
Delta Logo
6:30 am - 10:13 pmLHR-HLN
22h 43m2 stops
$586Delta
Find Deal
Mon, Aug 25 - Tue, Sep 2
KLM Logo
1:00 pm - 1:10 pmHLN-LHR
17h 10m2 stops
KLM Logo
8:55 pm - 10:13 pmLHR-HLN
32h 18m2 stops
$591KLM
Find Deal
Fri, Aug 22 - Fri, Aug 29
KLM Logo
1:00 pm - 1:10 pmHLN-LHR
17h 10m2 stops
KLM Logo
9:55 am - 10:13 pmLHR-HLN
19h 18m2 stops
$628KLM
Find Deal
Sun, Aug 24 - Sun, Aug 31
KLM Logo
1:00 pm - 2:15 pmHLN-LHR
18h 15m2 stops
KLM Logo
10:55 am - 10:13 pmLHR-HLN
18h 18m1 stop
$635KLM
Find Deal
Fri, Aug 22 - Fri, Aug 29
Delta Logo
5:50 am - 6:45 amHLN-LHR
17h 55m2 stops
Delta Logo
6:15 am - 10:13 pmLHR-HLN
22h 58m2 stops
$640Delta
Find Deal
Mon, Aug 25 - Tue, Sep 2
Delta Logo
5:50 am - 9:50 amHLN-LHR
21h 00m1 stop
Delta Logo
6:30 am - 10:13 pmLHR-HLN
22h 43m2 stops
$687Delta
Find Deal
Sun, Aug 24 - Sun, Aug 31
United Airlines Logo
5:20 pm - 9:40 amHLN-LHR
33h 20m1 stop
United Airlines Logo
2:50 pm - 9:11 pmLHR-HLN
13h 21m1 stop
$703United Airlines
Find Deal
Mon, Aug 25 - Tue, Sep 2
United Airlines Logo
2:30 pm - 9:40 amHLN-LHR
12h 10m1 stop
United Airlines Logo
2:50 pm - 9:11 pmLHR-HLN
13h 21m1 stop
$713United Airlines
Find Deal
Fri, Aug 22 - Fri, Aug 29
United Airlines Logo
2:30 pm - 12:20 pmHLN-LHR
14h 50m1 stop
United Airlines Logo
2:05 pm - 9:11 pmLHR-HLN
38h 06m2 stops
$741United Airlines
Find Deal
Sat, Nov 15 - Sun, Nov 23
United Airlines Logo
2:22 pm - 9:20 pmHLN-LHR
23h 58m2 stops
United Airlines Logo
6:00 pm - 9:22 pmLHR-HLN
34h 22m2 stops
$751United Airlines
Find Deal
Useful Info

KAYAK's insights & trends for Helena to Heathrow flights

Get data-powered insights and trends into flights from Helena to Heathrow to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Helena to London?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Helena to London were found on Delta ($586) and KLM ($591).

Good to know

Cheapest flight$350
Flight from Helena to London

When to book flights from Helena to Heathrow

Are your dates flexible? Find out the best times to travel from Helena to Heathrow based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Helena to London flights

  • What is the cheapest flight from Helena to London Heathrow Airport?

    In the last 3 days, the lowest price for a flight from Helena to London Heathrow Airport was $350 for a one-way ticket and $586 for a round-trip.

  • Do I need a passport to fly between Helena and London?

    Yes, you'll most likely have to show a valid passport before boarding the plane in Helena and on arrival in London.

  • Which airports will I be using when flying from Helena to London?

    Helena and London are both served by 1 main airport. You will leave Helena from Helena and will be arriving at London Heathrow.

  • Which aircraft models fly most regularly from Helena to London?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Helena to London?

    Star Alliance, and SkyTeam are the airline alliances operating flights between Helena and London, with SkyTeam being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Helena to London?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Helena to London.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Helena to London?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Helena is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Helena to London?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back to Helena with another airline. Booking your flights between Helena and LHR can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Helena to London?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Helena up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Helena to Heathrow

Information on your arrival and departure airports

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