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$433+ Cheap flights from Billings (BIL) to London (LON)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — LON
Apr 27 — May 41
Sun 4/27
Sun 5/4
1 adult, Economy
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Cheap flight deals from Billings to London

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) 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 April 22, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$764
(Air Canada)

One-way from

$433
(Trip.com)
Provider with most accurate pricing for Billings Logan Intl-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Billings Logan Intl-London (LON) flights.
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From Billings Logan Intl to London (LON)
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One-way flight from Billings Logan Intl to London (LON)
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Find flight deals from Billings to London

Cheapest flights from Billings to London
Explore the most affordable flight options available from Billings to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

This Air Canada deal was found by Cheapflights users on 4/21. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/25:00 amBIL - LHR
2 stops22h 00mAir Canada
Wed 10/159:30 amLHR - BIL
2 stops38h 43mAir Canada
Deal found 4/21$764
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Mon 9/12:35 pmBIL - LHR
1 stop14h 45mUnited Airlines
Fri 10/1710:50 amLHR - BIL
2 stops18h 54mUnited Airlines
Deal found 4/21$772
This Delta deal was found by Cheapflights users on 4/21. 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.
Mon 9/15:45 amBIL - LHR
1 stop21h 05mDelta
Wed 10/1511:45 amLHR - BIL
2 stops17h 59mDelta
Deal found 4/21$773
This Air Canada deal was found by Cheapflights users on 4/21. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/27:00 amBIL - LHR
3 stops16h 30mMultiple Airlines
Thu 10/169:30 amLHR - BIL
2 stops20h 14mMultiple Airlines
Deal found 4/21$793
This Lufthansa deal was found by Cheapflights users on 4/21. 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 9/32:35 pmBIL - LHR
2 stops17h 05mLufthansa
Mon 10/138:25 pmLHR - BIL
2 stops31h 19mLufthansa
Deal found 4/21$807
This Travelocity deal was found by Cheapflights users on 4/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/22:35 pmBIL - LCY
2 stops18h 50mLufthansa
Thu 10/168:45 amLCY - BIL
2 stops18h 59mLufthansa
Deal found 4/21$824
This Delta deal was found by Cheapflights users on 4/21. 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 9/35:59 pmBIL - LCY
2 stops15h 41mDelta
Fri 10/1710:00 amLCY - BIL
2 stops19h 32mDelta
Deal found 4/21$991
This KLM deal was found by Cheapflights users on 4/21. 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 4/2611:35 amBIL - LHR
1 stop15h 15mKLM
Sat 5/311:45 amLHR - BIL
2 stops18h 27mKLM
Deal found 4/21$1,048
This KLM deal was found by Cheapflights users on 4/21. 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 4/2611:35 amBIL - LCY
2 stops18h 40mKLM
Sat 5/310:00 amLCY - BIL
2 stops20h 12mKLM
Deal found 4/21$1,196
This United Airlines deal was found by Cheapflights users on 4/20. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/195:00 amBIL - LCY
2 stops28h 25mMultiple Airlines
Mon 5/269:40 amLCY - BIL
2 stops38h 31mMultiple Airlines
Deal found 4/20$1,205
This American Airlines deal was found by Cheapflights users on 4/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/236:00 amBIL - LHR
1 stop18h 20mAmerican Airlines
Fri 7/49:15 amLHR - BIL
1 stop16h 24mAmerican Airlines
Deal found 4/21$1,277

Cheapflights Fare Finder

Customize your flight search to find flights from Billings 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 April 22, 2025.
Use the filters below to find and compare flights from Billings to London that are best for you.

Fly from

Billings

Fly to

London

Route

Depart

Return

Price

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Tue 9/2

5:00 am-6:30 am

2 stops18h 30m

London Heathrow

Tue 10/14

2:05 pm-10:44 pm

2 stops39h 39m

$764

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Mon 9/1

2:35 pm-12:20 pm

1 stop14h 45m

London Heathrow

Fri 10/17

10:50 am-10:44 pm

2 stops18h 54m

$772

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Mon 9/1

5:45 am-9:50 am

1 stop21h 05m

London Heathrow

Wed 10/15

11:45 am-10:44 pm

2 stops17h 59m

$773

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Tue 9/2

7:00 am-6:30 am

3 stops16h 30m

London Heathrow

Thu 10/16

9:30 am-10:44 pm

2 stops20h 14m

$793

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Wed 9/3

2:35 pm-2:40 pm

2 stops17h 05m

London Heathrow

Mon 10/13

8:25 pm-8:44 pm

2 stops31h 19m

$807

BillingsLondon

BIL - LCY

BILLCY

Billings Logan Intl

Tue 9/2

2:35 pm-4:25 pm

2 stops18h 50m

London City

Thu 10/16

8:45 am-8:44 pm

2 stops18h 59m

$824

BillingsLondon

BIL - LCY

BILLCY

Billings Logan Intl

Wed 9/3

5:59 pm-4:40 pm

2 stops15h 41m

London City

Fri 10/17

10:00 am-10:32 pm

2 stops19h 32m

$991

BillingsLondon

BIL - LCY

BILLCY

Billings Logan Intl

Mon 5/19

5:00 am-4:25 pm

2 stops28h 25m

London City

Mon 5/26

9:40 am-5:11 pm

2 stops38h 31m

$1,205

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Mon 6/23

6:00 am-7:20 am

1 stop18h 20m

London Heathrow

Fri 7/4

9:15 am-6:39 pm

1 stop16h 24m

$1,277

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Sun 8/17

6:00 am-11:55 am

2 stops22h 55m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 18 results
1
2

Compare providers for flights from Billings to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Billings to London in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Billings-London flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Billings-London flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Billings-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Billings-London flights, Cheapflights users trust AranGrant the most. AranGrant 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 Billings-London 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 Billings to London

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

Cheapflights Insights

Everything you need to know about your flight from Billings to London

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 April 22, 2025.
Read reviews from past customers who have flown Delta, KLM and Air France from Billings to London. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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
1,331 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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
1,441 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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
8,683 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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 Billings 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 Billings to London?

    Billings Logan Intl (BIL), located 2.7 mi from the city center, is the airport you fly out of when you book flights from Billings to London. 1 airline have flights from Billings Logan Intl to London on a regular basis. Booking flights from Billings Logan Intl 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 Billings to London round-trip?

    According to our current data, Air Canada ($764), United Airlines ($772), and Delta ($773) offers the cheapest pricing from Billings to London.

  • What are the cheapest airlines to fly from Billings to London one-way?

    The cheapest airline one-way is Air France, with whom users have recently found tickets for as low as $463. However, be on the lookout for offers from Delta and Air Canada, as they are both options that can get you from Billings to London for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Billings 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 Billings to London?

    Currently, November is the cheapest month in which you can book a flight from Billings to London (average of $661). Flying from Billings to London in June is currently the most expensive (average of $1,110). 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 Billings?

Book flights to Billings if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Horley
Canterbury
Harrow
Wembley
Dover
Gatwick
Orpington
Watford
Croydon
Borehamwood
Folkestone
Ilford
Aylesbury
Chelmsford
Sutton
Brentwood

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Billings to London

Discover the top airline that operate flights from Billings 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 April 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$686Average$996FlexibilityNo cancel feeOn-time69%

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