£88+ Cheap flights from Helena

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/11. 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.
HLN — LCY
15 Nov — 22 Nov1
1 adult
1 adult, Economy

Find flights from Helena

Enter your travel dates to find the best prices.

Cheapest flights from Helena
Explore the most affordable flight options available from Helena. Find the lowest fares based on data from user searches, with prices last updated on 16 October 2025.

Fri 28/1113:06HLN - LHR
1 stop13h 54mMultiple Airlines
Fri 5/1206:20LHR - HLN
2 stops23h 10mMultiple Airlines
Deal found 14/10£473
Fri 28/1106:40HLN - LHR
2 stops16h 15mUnited Airlines
Fri 5/1206:35LHR - HLN
2 stops21h 47mUnited Airlines
Deal found 14/10£486
Thu 8/106:15HLN - LHR
2 stops17h 55mUnited Airlines
Mon 12/116:40LHR - HLN
2 stops35h 46mUnited Airlines
Deal found 15/10£489
Mon 2/312:50HLN - LHR
1 stop14h 10mDelta
Wed 11/306:20LHR - HLN
2 stops22h 18mDelta
Deal found 15/10£494
Tue 3/305:35HLN - LHR
3 stops20h 25mDelta
Wed 11/306:20LHR - HLN
2 stops22h 18mDelta
Deal found 15/10£497
Mon 2/305:35HLN - LHR
1 stop21h 25mDelta
Mon 16/317:35LHR - HLN
2 stops35h 03mDelta
Deal found 15/10£503
Tue 3/305:35HLN - LHR
2 stops18h 30mDelta
Mon 16/317:35LHR - HLN
2 stops35h 03mDelta
Deal found 15/10£506
Sun 7/1206:30HLN - LHR
2 stops19h 40mUnited Airlines
Sun 14/1207:40LHR - HLN
2 stops20h 42mUnited Airlines
Deal found 16/10£507
Mon 2/312:50HLN - LHR
1 stop14h 10mDelta
Tue 17/310:45LHR - HLN
1 stop17h 53mDelta
Deal found 15/10£510
Tue 3/305:35HLN - LHR
2 stops21h 55mDelta
Thu 12/312:20LHR - HLN
2 stops16h 18mDelta
Deal found 15/10£514
Thu 8/106:15HLN - LCY
3 stops20h 05mMultiple Airlines
Mon 12/117:50LCY - HLN
3 stops34h 36mMultiple Airlines
Deal found 15/10£525
Sat 28/214:30HLN - LHR
2 stops23h 50mUnited Airlines
Fri 13/311:35LHR - HLN
1 stop15h 24mUnited Airlines
Deal found 15/10£533

Find flights from Helena within your budget

 
Find flights departing from Helena that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 16 October 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

London City

Route

Depart

Return

Price

HelenaLondon

HLN - LHR

HLNLHR

Helena

Fri 28/11

13:06-10:00

1 stop13h 54m

London Heathrow

Fri 5/12

06:20-22:30

2 stops23h 10m

£473

HelenaLondon

HLN - LHR

HLNLHR

Helena

Fri 28/11

06:40-05:55

2 stops16h 15m

London Heathrow

Fri 5/12

06:35-21:22

2 stops21h 47m

£486

HelenaLondon

HLN - LHR

HLNLHR

Helena

Sun 7/12

05:30-06:50

2 stops18h 20m

London Heathrow

Sun 14/12

10:45-22:30

1 stop18h 45m

£489

HelenaLondon

HLN - LHR

HLNLHR

Helena

Thu 8/1

14:27-09:40

1 stop12h 13m

London Heathrow

Mon 12/1

16:40-21:26

2 stops35h 46m

£489

HelenaLondon

HLN - LHR

HLNLHR

Helena

Wed 4/3

05:35-16:50

2 stops28h 15m

London Heathrow

Mon 16/3

17:35-22:38

2 stops35h 03m

£506

HelenaLondon

HLN - LHR

HLNLHR

Helena

Sun 7/12

06:30-09:10

2 stops19h 40m

London Heathrow

Sun 14/12

07:40-21:22

2 stops20h 42m

£507

HelenaLondon

HLN - LHR

HLNLHR

Helena

Wed 4/3

12:50-10:00

1 stop14h 10m

London Heathrow

Thu 12/3

10:45-22:38

1 stop17h 53m

£510

HelenaLondon

HLN - LHR

HLNLHR

Helena

Sun 1/3

05:35-10:30

2 stops21h 55m

London Heathrow

Tue 17/3

12:20-22:38

2 stops16h 18m

£514

HelenaLondon

HLN - LHR

HLNLHR

Helena

Tue 3/3

05:35-09:00

3 stops20h 25m

London Heathrow

Fri 13/3

17:20-12:27

2 stops25h 07m

£514

HelenaLondon

HLN - LHR

HLNLHR

Helena

Mon 2/3

05:35-12:50

2 stops24h 15m

London Heathrow

Thu 12/3

11:05-22:38

2 stops17h 33m

£514

Flights are sorted by cheapest return flights first.

Deals found on 14/10

Showing 1-10 of 17 results
1
2

Best time to book a flight from Helena

Have a flexible travel schedule? Discover the best time to fly from Helena with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Helena

Get recent, data-driven insights about flights from Helena including ideal travel times, pricing trends, and more.
No data available for this route at this time. Please check back soon.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Direct flights from Montana

Book a direct flight from one of these other cities located in Montana.
Direct flights from Bozeman
Direct flights from Billings
Direct flights from Kalispell
Direct flights from Missoula
Direct flights from Great Falls

Related info for your journey

Access useful and relevant information related to your journey from Helena. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 16 October 2025.

  • What are the most popular destinations to fly to from Helena?

    This month, the top selected destinations from Helena are Denver, Las Vegas, Seattle. Throughout the year, Denver, Seattle, Phoenix Sky Harbor Intl Airport are some of the top choices made by users flying from Helena.

  • How does Cheapflights help users find flights from Helena?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Helena. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

  • Why should you use Cheapflights to find cheap flight tickets from Helena?

    Millions of users choose and trust Cheapflights to book the best flight deals from Helena for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

  • Can Cheapflights find flights from Helena with no change fees?

    Yes, we can. To see specific flights from Helena with no change fees, users can toggle flexible booking options after using the search form above to find flights.

  • Can Cheapflights notify me if prices for flights from Helena become cheaper?

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Helena today and book when you’re ready!

See more FAQs

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Helena?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Helena. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Helena?

Millions of users choose and trust Cheapflights to book the best flight deals from Helena for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Helena with no change fees?

Yes, we can. To see specific flights from Helena with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Helena become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Helena today and book when you’re ready!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.