How do I get Price Alerts for flights from Helena to London?

Price Alerts will notify you by email when the price for flights to London from Helena decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How can I save money on flights from Helena to London with momondo?

By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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

Prices for flights from Helena Airport to London are refreshed on a daily basis.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Helena Airport to London.

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

The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£464 Cheap Flights from Helena to London (HLN-LON) in 2025

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Find the cheapest flights from Helena to London (HLN-LON)

Round-trip

One-way

Cheap return flights

13:00 - 13:30HLN-LHR

17h 30m2 stops

06:30 - 22:16LHR-HLN

22h 46m2 stops

£464Delta

Find Deal

Tue, 7 Oct - Tue, 14 Oct

13:00 - 10:00HLN-LHR

14h 00m1 stop

10:45 - 22:37LHR-HLN

18h 52m1 stop

£465Delta

Find Deal

Mon, 3 Nov - Tue, 18 Nov

13:00 - 10:00HLN-LHR

14h 00m1 stop

10:45 - 22:37LHR-HLN

18h 52m1 stop

£466Delta

Find Deal

Tue, 4 Nov - Wed, 19 Nov

13:00 - 14:15HLN-LHR

18h 15m2 stops

10:55 - 22:16LHR-HLN

18h 21m1 stop

£469KLM

Find Deal

Tue, 7 Oct - Tue, 14 Oct

13:00 - 10:00HLN-LHR

14h 00m1 stop

06:20 - 22:37LHR-HLN

23h 17m2 stops

£496Delta

Find Deal

Fri, 7 Nov - Fri, 21 Nov

05:40 - 08:40HLN-LHR

20h 00m1 stop

18:00 - 21:22LHR-HLN

34h 22m2 stops

£507United Airlines

Find Deal

Sun, 2 Nov - Tue, 18 Nov

06:40 - 09:40HLN-LHR

20h 00m1 stop

06:30 - 21:22LHR-HLN

21h 52m2 stops

£511United Airlines

Find Deal

Tue, 4 Nov - Wed, 19 Nov

18:18 - 13:40HLN-LHR

12h 22m1 stop

09:25 - 17:41LHR-HLN

15h 16m1 stop

£554

Find Deal

Tue, 7 Oct - Tue, 14 Oct

18:18 - 06:55HLN-LHR

29h 37m1 stop

09:50 - 17:41LHR-HLN

14h 51m1 stop

£927

Find Deal

Fri, 10 Oct - Sat, 18 Oct

13:00 - 09:50HLN-LHR

13h 50m1 stop

10:55 - 22:16LHR-HLN

18h 21m1 stop

£1,038KLM

Find Deal

Fri, 10 Oct - Sat, 18 Oct

United Airlines flights from Helena to London

Our best United Airlines deals on Helena to London flight tickets

United Airlines

2 Nov

HLN05:40Helena

20h 00m

1 stop

LHR08:40London Heathrow

18 Nov

LHR18:00London Heathrow

34h 22m

2 stops

HLN21:22Helena

£507

Find similar

United Airlines

4 Nov

HLN06:40Helena

20h 00m

1 stop

LHR09:40London Heathrow

19 Nov

LHR06:30London Heathrow

21h 52m

2 stops

HLN21:22Helena

£511

Find similar

United Airlines

3 Nov

HLN14:22Helena

23h 13m

2 stops

LHR20:35London Heathrow

21 Nov

LHR07:30London Heathrow

20h 52m

2 stops

HLN21:22Helena

£514

Find similar

Delta flights from Helena to London

Our best Delta deals on Helena to London flight tickets

Delta

7 Oct

HLN13:00Helena

17h 30m

2 stops

LHR13:30London Heathrow

14 Oct

LHR06:30London Heathrow

22h 46m

2 stops

HLN22:16Helena

£464

Find similar

Delta

3 Nov

HLN13:00Helena

14h 00m

1 stop

LHR10:00London Heathrow

18 Nov

LHR10:45London Heathrow

18h 52m

1 stop

HLN22:37Helena

£465

Find similar

Delta

4 Nov

HLN13:00Helena

14h 00m

1 stop

LHR10:00London Heathrow

19 Nov

LHR10:45London Heathrow

18h 52m

1 stop

HLN22:37Helena

£466

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HelenaLondon

HLN - LHR

HLNLHR

Helena

Tue 7/10

13:00-13:30

2 stops17h 30m

London Heathrow

Tue 14/10

06:30-22:16

2 stops22h 46m

£464

HelenaLondon

HLN - LHR

HLNLHR

Helena

Mon 3/11

13:00-10:00

1 stop14h 00m

London Heathrow

Tue 18/11

10:45-22:37

1 stop18h 52m

£465

HelenaLondon

HLN - LHR

HLNLHR

Helena

Tue 4/11

13:00-10:00

1 stop14h 00m

London Heathrow

Wed 19/11

10:45-22:37

1 stop18h 52m

£466

HelenaLondon

HLN - LHR

HLNLHR

Helena

Tue 7/10

13:00-14:15

2 stops18h 15m

London Heathrow

Tue 14/10

10:55-22:16

1 stop18h 21m

£469

HelenaLondon

HLN - LHR

HLNLHR

Helena

Fri 7/11

13:00-10:00

1 stop14h 00m

London Heathrow

Fri 21/11

06:20-22:37

2 stops23h 17m

£496

HelenaLondon

HLN - LHR

HLNLHR

Helena

Sun 2/11

05:40-08:40

1 stop20h 00m

London Heathrow

Tue 18/11

18:00-21:22

2 stops34h 22m

£507

HelenaLondon

HLN - LHR

HLNLHR

Helena

Tue 4/11

06:40-09:40

1 stop20h 00m

London Heathrow

Wed 19/11

06:30-21:22

2 stops21h 52m

£511

HelenaLondon

HLN - LHR

HLNLHR

Helena

Tue 7/10

18:18-13:40

1 stop12h 22m

London Heathrow

Tue 14/10

09:25-17:41

1 stop15h 16m

£554

HelenaLondon

HLN - LHR

HLNLHR

Helena

Fri 10/10

18:18-06:55

1 stop29h 37m

London Heathrow

Sat 18/10

09:50-17:41

1 stop14h 51m

£927

HelenaLondon

HLN - LHR

HLNLHR

Helena

Fri 10/10

13:00-09:50

1 stop13h 50m

London Heathrow

Sat 18/10

10:55-22:16

1 stop18h 21m

£1,038

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Helena to London

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

Estimated return price

Cheap Helena to London (HLN to LON) flight deals and tips

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

Direct flights	None

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

Search flight deals

How far is Helena to London by plane?
There are 4547.6 mi between Helena and London. A reasonable flight in good conditions will take 12h 02m.
When did momondo last update prices for flights from Helena Airport to London?
Prices for flights from Helena Airport to London are refreshed on a daily basis.
How old do you have to be to fly from Helena Airport to London?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Helena Airport to London.
What documentation or ID do you need to fly to London?
The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

How do I get Price Alerts for flights from Helena to London?
Price Alerts will notify you by email when the price for flights to London from Helena decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from Helena to London with momondo?
By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Eastbourne

Luton

Milton Keynes

Maidstone

Gatwick

Slough

Canterbury

Southend-on-Sea

Ipswich

Ilford

Guildford

Colchester

Worthing

Dover

Chelmsford

Hayes

Dartford

Winchester

Hounslow

Stansted

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Helena to London . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Helena to London flights to just show those with flexible booking policies.

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

Once you have performed a search for Helena to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Helena to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.