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$683+ Cheap flights from Billings (BIL) 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — LON
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
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 August 20, 2025.

Round-trip from

$683
(Delta)
From Billings Logan Intl to London (LON)
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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 August 20, 2025.

This Delta deal was found by Cheapflights users on 8/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/185:25 amBIL - LHR
1 stop21h 25mDelta
Wed 11/56:20 amLHR - BIL
2 stops23h 05mDelta
Deal found 8/19$683
This Virgin Atlantic deal was found by Cheapflights users on 8/19. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/311:33 amBIL - LHR
2 stops19h 42mVirgin Atlantic
Fri 10/106:30 amLHR - BIL
2 stops23h 48mVirgin Atlantic
Deal found 8/19$689
This Virgin Atlantic deal was found by Cheapflights users on 8/19. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1811:45 amBIL - LHR
1 stop15h 05mVirgin Atlantic
Wed 11/510:45 amLHR - BIL
1 stop13h 31mVirgin Atlantic
Deal found 8/19$691
This Delta deal was found by Cheapflights users on 8/18. 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.
Thu 10/96:25 amBIL - LHR
2 stops21h 05mDelta
Wed 10/156:30 amLHR - BIL
2 stops17h 46mDelta
Deal found 8/18$704
This Booking.com deal was found by Cheapflights users on 8/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/182:35 pmBIL - LHR
2 stops38h 15mAir Canada
Thu 9/253:50 pmLHR - BIL
2 stops35h 59mAir Canada
Deal found 8/19$797
This American Airlines deal was found by Cheapflights users on 8/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/912:20 pmBIL - LHR
1 stop15h 10mMultiple Airlines
Wed 10/159:50 amLHR - BIL
1 stop15h 45mMultiple Airlines
Deal found 8/18$801
This Air Canada deal was found by Cheapflights users on 8/19. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/187:00 amBIL - LHR
3 stops16h 30mMultiple Airlines
Wed 11/51:25 pmLHR - BIL
2 stops16h 24mMultiple Airlines
Deal found 8/19$808
This Air France deal was found by Cheapflights users on 8/20. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/186:25 amBIL - LHR
1 stop23h 45mAir France
Thu 9/256:15 amLHR - BIL
2 stops18h 24mAir France
Deal found 8/20$816
This Air France deal was found by Cheapflights users on 8/20. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/186:25 amBIL - LHR
1 stop23h 45mMultiple Airlines
Thu 9/2512:25 pmLHR - BIL
1 stop17h 45mMultiple Airlines
Deal found 8/20$824
This KAYAK deal was found by Cheapflights users on 8/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/92:30 pmBIL - LCY
2 stops21h 05mLufthansa
Wed 10/158:45 amLCY - BIL
2 stops19h 04mLufthansa
Deal found 8/18$903
This Delta deal was found by Cheapflights users on 8/20. 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.
Thu 9/1811:33 amBIL - LCY
2 stops22h 07mDelta
Thu 9/258:40 amLCY - BIL
2 stops21h 30mDelta
Deal found 8/20$1,060
This Cheapflightsfares deal was found by Cheapflights users on 8/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/182:35 pmBIL - LCY
2 stops18h 50mLufthansa
Thu 9/258:45 amLCY - BIL
2 stops19h 04mLufthansa
Deal found 8/19$1,249

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 August 20, 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

Sat 10/18

5:25 am-9:50 am

1 stop21h 25m

London Heathrow

Wed 11/5

6:20 am-10:25 pm

2 stops23h 05m

$683

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Fri 10/3

11:33 am-2:15 pm

2 stops19h 42m

London Heathrow

Fri 10/10

6:30 am-11:18 pm

2 stops23h 48m

$689

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Sat 10/18

11:45 am-9:50 am

1 stop15h 05m

London Heathrow

Wed 11/5

10:45 am-5:16 pm

1 stop13h 31m

$691

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Thu 10/9

6:25 am-10:30 am

2 stops21h 05m

London Heathrow

Wed 10/15

6:30 am-5:16 pm

2 stops17h 46m

$704

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Thu 9/18

2:35 pm-11:50 am

2 stops38h 15m

London Heathrow

Thu 9/25

3:50 pm-8:49 pm

2 stops35h 59m

$797

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Thu 10/9

12:20 pm-10:30 am

1 stop15h 10m

London Heathrow

Wed 10/15

9:50 am-6:35 pm

1 stop15h 45m

$801

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Thu 10/9

12:20 pm-10:30 am

1 stop15h 10m

London Heathrow

Wed 10/15

8:20 am-9:53 pm

1 stop20h 33m

$801

BillingsLondon

BIL - LCY

BILLCY

Billings Logan Intl

Thu 10/9

2:30 pm-6:35 pm

2 stops21h 05m

London City

Wed 10/15

8:45 am-8:49 pm

2 stops19h 04m

$903

BillingsLondon

BIL - LCY

BILLCY

Billings Logan Intl

Thu 9/18

11:33 am-4:40 pm

2 stops22h 07m

London City

Thu 9/25

8:40 am-11:10 pm

2 stops21h 30m

$1,060

BillingsLondon

BIL - LCY

BILLCY

Billings Logan Intl

Thu 9/18

2:35 pm-4:25 pm

2 stops18h 50m

London City

Thu 9/25

8:45 am-8:49 pm

2 stops19h 04m

$1,249

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Showing 1-10 of 15 results
1
2

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 August 20, 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
8,928 reviews

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,928 reviews
United Airlines
7.4
Good
8,928 reviews

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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 $689, Delta can have you in London from Billings in 19h 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 ($686), offers the cheapest pricing from Billings to London.

  • 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 $1,097). 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 London?

Book flights to London if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Southend-on-Sea
Harrow
Canterbury
Croydon
Dartford
Dover
Orpington
Gatwick
Borehamwood
Aylesbury
Chelmsford
Bedford
Folkestone
Chichester
Arundel
Eastbourne
Milton Keynes

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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$686Average$813FlexibilityNo cancel feeOn-time69%

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