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$371+ 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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — LON
dic. 6 — dic. 131
sáb. 12/6
sáb. 12/13
1 adult, Economy
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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 noviembre 6, 2025.

This Delta deal was found by Cheapflights users on 11/6. 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.
mar. 11/1111:42 amBIL - LHR
1 stop15h 18mDelta
mié. 11/196:20 amLHR - BIL
2 stops24h 04mDelta
Deal found 11/6$588
This Air Canada deal was found by Cheapflights users on 11/6. 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.
mar. 11/115:00 amBIL - LHR
2 stops19h 10mMultiple Airlines
mié. 11/191:00 pmLHR - BIL
3 stops27h 46mMultiple Airlines
Deal found 11/6$656
This Air Canada deal was found by Cheapflights users on 11/6. 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.
mar. 11/1110:45 amBIL - LHR
3 stops17h 35mAir Canada
mié. 11/191:00 pmLHR - BIL
3 stops27h 46mAir Canada
Deal found 11/6$663
This Finnair deal was found by Cheapflights users on 11/6. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/216:00 amBIL - LHR
1 stop19h 35mMultiple Airlines
dom. 12/288:20 amLHR - BIL
1 stop19h 54mMultiple Airlines
Deal found 11/6$1,418
This Gotogate deal was found by Cheapflights users on 11/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/215:50 pmBIL - LHR
2 stops55h 40mAir Canada
dom. 12/281:25 pmLHR - BIL
2 stops27h 24mAir Canada
Deal found 11/6$1,434

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 noviembre 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$622
(Delta)

One-way from

$371
(Thrive Travel)
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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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 noviembre 6, 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

sáb. 3/7

5:15 am-10:30 am

2 stops46h 15m

London Heathrow

dom. 3/15

11:45 am-5:52 pm

2 stops36h 07m

$740

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

sáb. 3/7

5:51 pm-9:40 am

1 stop32h 49m

London Heathrow

dom. 3/15

6:00 pm-9:51 am

2 stops45h 51m

$778

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

mar. 4/7

2:03 pm-10:45 am

1 stop13h 42m

London Heathrow

jue. 4/16

9:50 am-8:46 pm

2 stops17h 56m

$809

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

mar. 4/7

11:35 am-9:50 am

1 stop15h 15m

London Heathrow

jue. 4/16

10:55 am-5:48 pm

1 stop13h 53m

$839

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

vie. 3/27

7:00 am-8:30 am

2 stops19h 30m

London Heathrow

mar. 3/31

8:30 am-10:41 pm

2 stops21h 11m

$855

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

vie. 3/27

5:40 am-10:00 am

1 stop22h 20m

London Heathrow

mar. 3/31

9:55 am-11:08 am

2 stops56h 13m

$869

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

sáb. 3/7

6:10 am-7:05 am

1 stop17h 55m

London Heathrow

dom. 3/15

10:45 am-5:52 pm

1 stop13h 07m

$911

BillingsLondon

BIL - LCY

BILLCY

Billings Logan Intl

sáb. 3/7

2:40 pm-4:40 pm

2 stops19h 00m

London City

dom. 3/15

5:15 pm-8:54 pm

2 stops33h 39m

$1,006

BillingsLondon

BIL - LCY

BILLCY

Billings Logan Intl

sáb. 3/7

7:00 am-12:45 pm

3 stops22h 45m

London City

dom. 3/15

5:40 pm-8:54 pm

3 stops33h 14m

$1,050

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

vie. 3/27

6:15 am-7:05 am

1 stop18h 50m

London Heathrow

mar. 3/31

8:40 am-10:50 pm

2 stops21h 10m

$1,105

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 14 results
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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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Billings-London flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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
No data available for this route at this time. Please check back soon.

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 noviembre 6, 2025.
Peruse reviews from past customers who have flown with United Airlines from Billings to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,007 reviews
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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.

  • How long is the flight from Billings to London?

    For as low as $809, Delta can have you in London from Billings in 13h 42m. There are 4473 mi between Billings and London. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Billings to London round-trip?

    According to our current data, United Airlines ($748), 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 Lufthansa, with whom users have recently found tickets for as low as $371. However, be on the lookout for offers from Air Canada and United Airlines, 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.

See more FAQs

Traveling to a place near London?

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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 noviembre 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$748Average$933FlexibilityNo cancel feeOn-time69%

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