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$779+ Cheap flights from Helena (HLN) to London (LON)

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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — LON
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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Cheap flight deals from Helena to London

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to London (LON). 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 December 18, 2024.

Round-trip from

$779
(Delta)
From Helena to London (LON)
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Find flight deals from Helena to London

Best flights from Helena to London
Discover carefully curated flight deals from Helena to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2024.

This Delta deal was found by Cheapflights users on 12/18. 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 3/195:45 amHLN - LHR
2 stops20h 10mDelta
Wed 3/2610:45 amLHR - HLN
1 stop17h 57mDelta
Deal found 12/18$779
This United Airlines deal was found by Cheapflights users on 12/18. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/196:40 amHLN - LHR
2 stops17h 15mUnited Airlines
Wed 3/267:30 amLHR - HLN
2 stops19h 57mUnited Airlines
Deal found 12/18$814
This Alaska Airlines deal was found by Cheapflights users on 12/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/204:19 pmHLN - LHR
1 stop12h 56mAlaska Airlines
Thu 2/273:00 pmLHR - HLN
1 stop31h 42mAlaska Airlines
Deal found 12/18$1,107
This Lufthansa deal was found by Cheapflights users on 12/18. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/196:40 amHLN - LHR
1 stop21h 00mMultiple Airlines
Wed 3/2611:35 amLHR - HLN
1 stop15h 52mMultiple Airlines
Deal found 12/18$1,554
This KLM deal was found by Cheapflights users on 12/18. 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.
Fri 3/281:03 pmHLN - LHR
1 stop14h 57mKLM
Sun 4/611:45 amLHR - HLN
2 stops17h 57mKLM
Deal found 12/18$4,299
This Virgin Atlantic deal was found by Cheapflights users on 12/18. 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.
Sat 3/295:45 amHLN - LHR
2 stops18h 00mVirgin Atlantic
Sat 4/512:10 pmLHR - HLN
2 stops17h 32mVirgin Atlantic
Deal found 12/18$4,311

Find flights from Helena to London within your budget

Customize your flight search to find flights from Helena to London 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 December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

HelenaLondon

HLN - LHR

HLNLHR

Helena

Wed 3/19

5:45 am-7:55 am

2 stops20h 10m

London Heathrow

Wed 3/26

10:45 am-10:42 pm

1 stop17h 57m

$779

HelenaLondon

HLN - LHR

HLNLHR

Helena

Wed 3/19

6:40 am-5:55 am

2 stops17h 15m

London Heathrow

Wed 3/26

7:30 am-9:27 pm

2 stops19h 57m

$814

HelenaLondon

HLN - LHR

HLNLHR

Helena

Thu 2/20

4:19 pm-12:15 pm

1 stop12h 56m

London Heathrow

Thu 2/27

3:00 pm-3:42 pm

1 stop31h 42m

$1,107

HelenaLondon

HLN - LHR

HLNLHR

Helena

Wed 3/19

6:40 am-9:40 am

1 stop21h 00m

London Heathrow

Wed 3/26

11:35 am-9:27 pm

1 stop15h 52m

$1,554

HelenaLondon

HLN - LHR

HLNLHR

Helena

Fri 3/28

1:03 pm-10:00 am

1 stop14h 57m

London Heathrow

Sun 4/6

11:45 am-10:42 pm

2 stops17h 57m

$4,299

HelenaLondon

HLN - LHR

HLNLHR

Helena

Sat 3/29

5:45 am-5:45 am

2 stops18h 00m

London Heathrow

Sat 4/5

12:10 pm-10:42 pm

2 stops17h 32m

$4,311

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Best time to book a flight from Helena to London

Have a flexible travel schedule? Discover the best time to fly to London 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 London

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

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

Currently, November is the cheapest month in which you can book a flight from Helena to London (average of $661). Flying from Helena to London in June is currently the most expensive (average of $1,135). 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 London by month

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

In terms of precipitation, rainfall in London 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 when rainfall is around 1.6 in.

Temperature in London by month

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

If weather is an important factor for your trip to London, 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 London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated December 18, 2024.
Alaska Airlines
8.0
Very good
9,552 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Alaska Airlines
8.0
Very good
9,552 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Delta
8.0
Very good
8,604 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

KLM
7.8
Good
1,349 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Virgin Atlantic
7.5
Good
668 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

United Airlines
7.4
Good
9,059 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Related info for your journey

Find useful and relevant information for your journey from Helena to London. 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?

    Helena (HLN), located 2.7 mi from the city center, is the airport you fly out of when you book flights from Helena to London. 1 airline have flights from Helena to London on a regular basis. Booking flights from Helena to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.

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

    Currently priced at $779, Delta will fly you from Helena to London and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Alaska Airlines - these airlines can fly you to your destination from $814 and $1,107, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Helena to London 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?

    Currently, November is the cheapest month in which you can book a flight from Helena to London (average of $661). Flying from Helena to London in June is currently the most expensive (average of $1,135). 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

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Top airline flying from Helena to London

Discover the top airline that operate flights from Helena to London. 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 December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$735Average$931FlexibilityNo cancel feeOn-time69%
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