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$761+ Cheap flights from Helena (HLN) to Heathrow (LHR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — LHR
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Helena to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$761
(United)
Provider with most accurate pricing for Helena-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Helena-London Heathrow flights.
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From Helena to London Heathrow
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Cheapest flights from Helena to Heathrow
Explore the most affordable flight options available from Helena to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This United deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/172:12 pmHLN - LHR
1 stop12h 28mUnited Airlines
Mon 4/211:30 pmLHR - HLN
2 stops55h 00mUnited Airlines
Deal found 2/20$761
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/305:45 amHLN - LHR
1 stop21h 05mDelta
Tue 8/196:30 amLHR - HLN
2 stops23h 03mDelta
Deal found 2/20$985
This Virgin Atlantic deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/11:03 pmHLN - LHR
2 stops21h 12mVirgin Atlantic
Mon 8/188:55 pmLHR - HLN
2 stops32h 38mVirgin Atlantic
Deal found 2/20$1,050
This KLM deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/311:03 pmHLN - LHR
2 stops18h 12mKLM
Tue 8/197:15 pmLHR - HLN
2 stops34h 18mKLM
Deal found 2/20$1,180
This KLM deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/21:03 pmHLN - LHR
1 stop13h 47mMultiple Airlines
Tue 8/1910:55 amLHR - HLN
1 stop18h 38mMultiple Airlines
Deal found 2/20$1,190
This Air France deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/241:03 pmHLN - LHR
2 stops18h 12mAir France
Tue 8/126:15 amLHR - HLN
2 stops23h 18mAir France
Deal found 2/19$1,265

Find flights from Helena to Heathrow within your budget

Customize your flight search to find flights from Helena to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Helena

Fly to

Heathrow

Route

Depart

Return

Price

HelenaLondon

HLN - LHR

HLNLHR

Helena

Thu 4/17

2:12 pm-9:40 am

1 stop12h 28m

London Heathrow

Mon 4/21

1:30 pm-1:30 pm

2 stops55h 00m

$761

HelenaLondon

HLN - LHR

HLNLHR

Helena

Wed 7/30

5:45 am-9:50 am

1 stop21h 05m

London Heathrow

Tue 8/19

6:30 am-10:33 pm

2 stops23h 03m

$985

HelenaLondon

HLN - LHR

HLNLHR

Helena

Fri 8/1

1:03 pm-5:15 pm

2 stops21h 12m

London Heathrow

Mon 8/18

8:55 pm-10:33 pm

2 stops32h 38m

$1,050

HelenaLondon

HLN - LHR

HLNLHR

Helena

Thu 7/31

1:03 pm-2:15 pm

2 stops18h 12m

London Heathrow

Tue 8/19

7:15 pm-10:33 pm

2 stops34h 18m

$1,180

HelenaLondon

HLN - LHR

HLNLHR

Helena

Sat 8/2

1:03 pm-9:50 am

1 stop13h 47m

London Heathrow

Tue 8/19

10:55 am-10:33 pm

1 stop18h 38m

$1,190

HelenaLondon

HLN - LHR

HLNLHR

Helena

Thu 7/24

1:03 pm-2:15 pm

2 stops18h 12m

London Heathrow

Tue 8/12

6:15 am-10:33 pm

2 stops23h 18m

$1,265

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

  • Most accurate provider: When it comes to deals on Helena-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Helena-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Helena-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Helena-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Helena-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Helena to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Helena with our price prediction graph.
Estimated round-trip 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 to Heathrow

Get recent, data-driven insights about flights from Helena to Heathrow including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Helena to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from Helena to London Heathrow Airport (average of $661). Flying from Helena to London Heathrow Airport in June is currently the most expensive (average of $1,136). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated February 20, 2025.
To help decide which airline to fly from Helena to London, see what other customers have to say about Delta, KLM and Virgin Atlantic. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,449 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,765 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Helena to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Helena to London Heathrow?

    Helena (HLN) is the airport you will fly out of if you book a flight from Helena to London Heathrow. You should not have trouble finding flights to London Heathrow from Helena; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Helena airport to London Heathrow. It is only a 2.7 mi journey to Helena (HLN) from Helena’s city center.

  • What are the cheapest airlines flying from Helena to London Heathrow Airport round-trip?

    According to our current data, United Airlines ($761), Delta ($985), and Virgin Atlantic ($1,050) offers the cheapest pricing from Helena to London Heathrow Airport.

  • Can I find deals for flights from Helena to Heathrow that include hotel bookings?

    Yes. In addition to deals on Helena to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Helena to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helena to Heathrow.

  • Can I find deals for business class flights from Helena to Heathrow?

    Yes. Cheapflights offers flight deals from Helena to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, November is the cheapest month in which you can book a flight from Helena to London Heathrow Airport (average of $661). Flying from Helena to London Heathrow Airport in June is currently the most expensive (average of $1,136). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Helena?

Book flights to Helena if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Luton
Wembley
Horley
Canterbury
Northampton
Gatwick
Milton Keynes
Dover
Orpington
Watford
Stratford-upon-Avon
Croydon
Borehamwood
Bromley
Folkestone
Ilford

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Helena to Heathrow

Discover the top airline that operate flights from Helena to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$735Average$931FlexibilityNo cancel feeOn-time69%
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