When did momondo last update prices for flights from Helena Airport to London Heathrow Airport?

Prices for flights from Helena Airport to London Heathrow Airport were last updated today.

How old do you have to be to fly from Helena Airport to London Heathrow Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$627 Cheap Flights from Helena to London Heathrow Airport in 2025

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Find the cheapest flights from Helena to London

Round-trip

One-way

Last minute

Cheap round-trip flights

1:00 pm - 1:30 pmHLN-LHR

17h 30m2 stops

6:30 am - 10:16 pmLHR-HLN

22h 46m2 stops

$627Delta

Find Deal

Tue, Oct 7 - Tue, Oct 14

1:00 pm - 10:00 amHLN-LHR

14h 00m1 stop

10:45 am - 10:37 pmLHR-HLN

18h 52m1 stop

$630Delta

Find Deal

Mon, Nov 3 - Thu, Nov 20

1:00 pm - 1:30 pmHLN-LHR

17h 30m2 stops

10:55 am - 10:16 pmLHR-HLN

18h 21m1 stop

$634Delta

Find Deal

Tue, Oct 7 - Tue, Oct 14

1:00 pm - 2:15 pmHLN-LHR

18h 15m2 stops

9:55 am - 10:16 pmLHR-HLN

19h 21m2 stops

$635Virgin Atlantic

Find Deal

Wed, Oct 8 - Wed, Oct 15

1:00 pm - 10:00 amHLN-LHR

14h 00m1 stop

10:45 am - 12:26 pmLHR-HLN

32h 41m1 stop

$636Delta

Find Deal

Tue, Nov 4 - Tue, Nov 18

1:00 pm - 10:00 amHLN-LHR

14h 00m1 stop

6:20 am - 10:37 pmLHR-HLN

23h 17m2 stops

$671Delta

Find Deal

Fri, Nov 7 - Fri, Nov 21

6:40 am - 9:40 amHLN-LHR

20h 00m1 stop

11:10 am - 9:22 pmLHR-HLN

41h 12m2 stops

$686United Airlines

Find Deal

Tue, Nov 4 - Wed, Nov 19

6:40 am - 10:15 amHLN-LHR

20h 35m2 stops

1:00 pm - 1:27 pmLHR-HLN

31h 27m2 stops

$691United Airlines

Find Deal

Wed, Nov 5 - Tue, Nov 18

6:18 pm - 1:40 pmHLN-LHR

12h 22m1 stop

9:25 am - 5:41 pmLHR-HLN

15h 16m1 stop

$749

Find Deal

Tue, Oct 7 - Tue, Oct 14

6:18 pm - 6:50 amHLN-LHR

29h 32m1 stop

9:50 am - 5:41 pmLHR-HLN

14h 51m1 stop

$767

Find Deal

Wed, Oct 8 - Wed, Oct 15

United Airlines flights from Helena to London Heathrow Airport

Our best United Airlines deals on Helena to London Heathrow Airport flight tickets

United Airlines

Nov 4

HLN6:40 amHelena

20h 00m

1 stop

LHR9:40 amLondon Heathrow

Nov 19

LHR11:10 amLondon Heathrow

41h 12m

2 stops

HLN9:22 pmHelena

$686

Find similar

United Airlines

Nov 5

HLN6:40 amHelena

20h 35m

2 stops

LHR10:15 amLondon Heathrow

Nov 18

LHR1:00 pmLondon Heathrow

31h 27m

2 stops

HLN1:27 pmHelena

$691

Find similar

United Airlines

Nov 9

HLN2:22 pmHelena

23h 58m

2 stops

LHR9:20 pmLondon Heathrow

Nov 20

LHR6:30 amLondon Heathrow

21h 52m

2 stops

HLN9:22 pmHelena

$695

Find similar

Delta flights from Helena to London Heathrow Airport

Our best Delta deals on Helena to London Heathrow Airport flight tickets

Delta

Oct 7

HLN1:00 pmHelena

17h 30m

2 stops

LHR1:30 pmLondon Heathrow

Oct 14

LHR6:30 amLondon Heathrow

22h 46m

2 stops

HLN10:16 pmHelena

$627

Find similar

Delta

Nov 3

HLN1:00 pmHelena

14h 00m

1 stop

LHR10:00 amLondon Heathrow

Nov 20

LHR10:45 amLondon Heathrow

18h 52m

1 stop

HLN10:37 pmHelena

$630

Find similar

Delta

Oct 7

HLN1:00 pmHelena

17h 30m

2 stops

LHR1:30 pmLondon Heathrow

Oct 14

LHR10:55 amLondon Heathrow

18h 21m

1 stop

HLN10:16 pmHelena

$634

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Helena to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HelenaLondon

HLN - LHR

HLNLHR

Helena

Tue 10/7

1:00 pm-1:30 pm

2 stops17h 30m

London Heathrow

Tue 10/14

6:30 am-10:16 pm

2 stops22h 46m

$627

HelenaLondon

HLN - LHR

HLNLHR

Helena

Mon 11/3

1:00 pm-10:00 am

1 stop14h 00m

London Heathrow

Thu 11/20

10:45 am-10:37 pm

1 stop18h 52m

$630

HelenaLondon

HLN - LHR

HLNLHR

Helena

Tue 10/7

1:00 pm-1:30 pm

2 stops17h 30m

London Heathrow

Tue 10/14

10:55 am-10:16 pm

1 stop18h 21m

$634

HelenaLondon

HLN - LHR

HLNLHR

Helena

Wed 10/8

1:00 pm-2:15 pm

2 stops18h 15m

London Heathrow

Wed 10/15

9:55 am-10:16 pm

2 stops19h 21m

$635

HelenaLondon

HLN - LHR

HLNLHR

Helena

Tue 11/4

1:00 pm-10:00 am

1 stop14h 00m

London Heathrow

Tue 11/18

10:45 am-12:26 pm

1 stop32h 41m

$636

HelenaLondon

HLN - LHR

HLNLHR

Helena

Fri 11/7

1:00 pm-10:00 am

1 stop14h 00m

London Heathrow

Fri 11/21

6:20 am-10:37 pm

2 stops23h 17m

$671

HelenaLondon

HLN - LHR

HLNLHR

Helena

Tue 11/4

6:40 am-9:40 am

1 stop20h 00m

London Heathrow

Wed 11/19

11:10 am-9:22 pm

2 stops41h 12m

$686

HelenaLondon

HLN - LHR

HLNLHR

Helena

Wed 11/5

6:40 am-10:15 am

2 stops20h 35m

London Heathrow

Tue 11/18

1:00 pm-1:27 pm

2 stops31h 27m

$691

HelenaLondon

HLN - LHR

HLNLHR

Helena

Tue 10/7

6:18 pm-1:40 pm

1 stop12h 22m

London Heathrow

Tue 10/14

9:25 am-5:41 pm

1 stop15h 16m

$749

HelenaLondon

HLN - LHR

HLNLHR

Helena

Wed 10/8

6:18 pm-6:50 am

1 stop29h 32m

London Heathrow

Wed 10/15

9:50 am-5:41 pm

1 stop14h 51m

$767

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Helena to London Heathrow Airport

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 London Heathrow Airport?

Our data shows that Monday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $747. The most expensive day to fly to London Heathrow Airport is Friday, with ticket prices averaging around $1,066.

When to book flights from Helena to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Helena to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Helena to London Heathrow Airport (HLN to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to London Heathrow Airport

Direct flights	None

There are no direct flights from Helena to London Heathrow Airport. There are no popular flight routes from Helena to London Heathrow Airport.

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How far is Helena to London Heathrow by plane?
The distance between Helena and London Heathrow is about 4539.0 mi. 12h 02m is a normal flight duration for this route.
When did momondo last update prices for flights from Helena Airport to London Heathrow Airport?
Prices for flights from Helena Airport to London Heathrow Airport were last updated today.
How old do you have to be to fly from Helena Airport to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Gatwick

Hounslow

Dover

Luton

Slough

Milton Keynes

Hayes

Guildford

Dartford

Crawley

Stansted

Chelmsford

Salisbury

Brentwood

Ilford

Folkestone

Colchester

Swindon

Stratford-upon-Avon

Watford

Why use momondo?

Why should I use momondo to find a flight deal from Helena to London?

Finding the right flight to London from Helena is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from Helena to London with flexible booking policies on momondo?

Yes. All flights to London from Helena on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Helena to London?

Once all potential Helena to London 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 Helena to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Helena. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London Heathrow Airport trip

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Cheap flights from Helena to London from $627

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to London 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.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Helena to London

Cheap round-trip flights

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United Airlines flights from Helena to London Heathrow Airport

Our best United Airlines deals on Helena to London Heathrow Airport flight tickets

Delta flights from Helena to London Heathrow Airport

Our best Delta deals on Helena to London Heathrow Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Helena to London Heathrow Airport that are best for you.

See travel insights to London from

How to get the cheapest flight ticket from Helena to London Heathrow Airport

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 London Heathrow Airport?

Our data shows that Monday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $747. The most expensive day to fly to London Heathrow Airport is Friday, with ticket prices averaging around $1,066.

When to book flights from Helena to London Heathrow Airport

Cheap Helena to London Heathrow Airport (HLN to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to London Heathrow Airport

Direct flights

How far is Helena to London Heathrow by plane?

When did momondo last update prices for flights from Helena Airport to London Heathrow Airport?

How old do you have to be to fly from Helena Airport to London Heathrow Airport?

What documentation or ID do you need to fly to London Heathrow Airport?

Traveling to a place near London?

Why use momondo?

Why should I use momondo to find a flight deal from Helena to London?

Can I find flights from Helena to London with flexible booking policies on momondo?

How can momondo help me find flights from Helena to London?

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

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo