£683 Find Cheap Flights from London Heathrow Airport to Helena – Compare and Save

There are currently no direct flights available from London Heathrow Airport to Helena. Flights with 1 stopover take between 13h 24m and 16h 21m in total, depending on the connection.

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.

Return flights from London Heathrow Airport to Helena range from £1,256 to £1,398, with an average of £1,361 over the past 12 months. Anything below £1,256 counts as a good deal.

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £1,344 to £9,968. That means the highest observed fare was about 7x higher than the lowest one.

One-way fares from London Heathrow Airport to Helena are currently higher than usual. Average one-way flight prices are about £1,312, which is 136% above the typical average for this route.

Helena Airport (HLN) hosts 5 major car hire companies, with daily rates starting from around £19 for economy cars. Top options include:

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

Flights from London Heathrow Airport to Helena usually depart from London Heathrow (LHR) and arrive at Helena (HLN).

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

• Seattle/Tacoma Intl (SEA) – 71% of one-stop connections
• Denver Intl (DEN) – 26% of one-stop connections
• Salt Lake City (SLC) – 3% of one-stop connections

Yes. Flexible dates can save you up to 26% on flights from London Heathrow Airport to Helena. Monday is the cheapest departure day at £1,042 return on average, while Sunday is the most expensive at £1,390, a difference of £348.

KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time of 13h 24m, compared to 13h 45m via Seattle/Tacoma Intl (SEA) and 16h 21m via Salt Lake City (SLC).

Helena is 6 hours behind London Heathrow Airport (Mountain Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.