When did momondo last update prices for flights from Billings Logan Intl Airport to London Heathrow Airport?

Prices for flights from Billings Logan Intl Airport to London Heathrow Airport are refreshed on a daily basis.

How old do you have to be to fly from Billings Logan Intl Airport to London Heathrow Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Billings Logan Intl Airport to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£248 Cheap Flights from Billings to London Heathrow Airport in 2026/27

Find the cheapest flights from Billings to London

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One-way

Cheap return flights

Enter your travel dates to find the best prices.

17:53 - 07:40BIL Billings Logan Intl-LHR London Heathrow

30h 47m2 stops Denver Intl Houston George Bush Intcntl

06:35 - 20:51LHR London Heathrow-BIL Billings Logan Intl

21h 16m2 stops Munich Franz Josef Strauss Denver Intl

£569United Airlines

Tue, 2 Mar - Fri, 5 Mar

14:42 - 08:25BIL Billings Logan Intl-LHR London Heathrow

34h 43m3 stops Denver Intl Chicago O'Hare Intl Newark

06:35 - 09:51LHR London Heathrow-BIL Billings Logan Intl

34h 16m2 stops Munich Franz Josef Strauss Denver Intl

£573United Airlines

Tue, 2 Mar - Fri, 5 Mar

17:53 - 07:40BIL Billings Logan Intl-LHR London Heathrow

30h 47m2 stops Denver Intl Houston George Bush Intcntl

07:30 - 20:51LHR London Heathrow-BIL Billings Logan Intl

20h 21m2 stops Frankfurt am Main Denver Intl

£576United Airlines

Tue, 2 Mar - Fri, 5 Mar

14:03 - 12:20BIL Billings Logan Intl-LHR London Heathrow

15h 17m1 stop Seattle/Tacoma Intl

14:45 - 00:08LHR London Heathrow-BIL Billings Logan Intl

16h 23m1 stop Seattle/Tacoma Intl

£664Alaska Airlines

Tue, 2 Mar - Fri, 5 Mar

14:03 - 12:20BIL Billings Logan Intl-LHR London Heathrow

15h 17m1 stop Seattle/Tacoma Intl

14:45 - 00:08LHR London Heathrow-BIL Billings Logan Intl

16h 23m1 stop Seattle/Tacoma Intl

£664Alaska Airlines

Tue, 2 Mar - Fri, 5 Mar

10:37 - 09:40BIL Billings Logan Intl-LHR London Heathrow

16h 03m1 stop Denver Intl

07:30 - 17:19LHR London Heathrow-BIL Billings Logan Intl

16h 49m2 stops Frankfurt am Main Denver Intl

£668United Airlines

Tue, 2 Mar - Fri, 5 Mar

10:37 - 09:40BIL Billings Logan Intl-LHR London Heathrow

16h 03m1 stop Denver Intl

07:30 - 17:19LHR London Heathrow-BIL Billings Logan Intl

16h 49m2 stops Frankfurt am Main Denver Intl

£669United Airlines

Tue, 2 Mar - Fri, 5 Mar

06:00 - 06:50BIL Billings Logan Intl-LHR London Heathrow

18h 50m1 stop Dallas/Fort Worth

08:10 - 20:40LHR London Heathrow-BIL Billings Logan Intl

19h 30m2 stops Dublin Dallas/Fort Worth

£676American Airlines

Wed, 28 Oct - Wed, 4 Nov

13:21 - 12:00BIL Billings Logan Intl-LHR London Heathrow

16h 39m2 stops Dallas/Fort Worth Charlotte Douglas

08:10 - 20:40LHR London Heathrow-BIL Billings Logan Intl

19h 30m2 stops Dublin Dallas/Fort Worth

£680American Airlines

Wed, 28 Oct - Wed, 4 Nov

10:37 - 09:40BIL Billings Logan Intl-LHR London Heathrow

16h 03m1 stop Denver Intl

11:35 - 20:51LHR London Heathrow-BIL Billings Logan Intl

16h 16m1 stop Denver Intl

£684United Airlines

Tue, 2 Mar - Fri, 5 Mar

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United Airlines flights from Billings to London Heathrow Airport

Our best United Airlines deals on Billings to London Heathrow Airport flight tickets

United Airlines

2 Mar

BIL17:53Billings Logan Intl

30h 47m

2 stops

LHR07:40London Heathrow

5 Mar

LHR06:35London Heathrow

21h 16m

2 stops

BIL20:51Billings Logan Intl

£569

United Airlines

2 Mar

BIL14:42Billings Logan Intl

34h 43m

3 stops

LHR08:25London Heathrow

5 Mar

LHR06:35London Heathrow

34h 16m

2 stops

BIL09:51Billings Logan Intl

£573

United Airlines

2 Mar

BIL17:53Billings Logan Intl

30h 47m

2 stops

LHR07:40London Heathrow

5 Mar

LHR07:30London Heathrow

20h 21m

2 stops

BIL20:51Billings Logan Intl

£576

Air Canada flights from Billings to London Heathrow Airport

Our best Air Canada deals on Billings to London Heathrow Airport flight tickets

Air Canada

15 Nov

BIL07:00Billings Logan Intl

16h 30m

3 stops

LHR06:30London Heathrow

22 Nov

LHR18:00London Heathrow

28h 22m

3 stops

BIL15:22Billings Logan Intl

£848

Air Canada

28 Oct

BIL10:30Billings Logan Intl

18h 50m

3 stops

LHR11:20London Heathrow

4 Nov

LHR18:00London Heathrow

28h 22m

3 stops

BIL15:22Billings Logan Intl

£1,031

Air Canada

13 Nov

BIL07:00Billings Logan Intl

16h 30m

3 stops

LHR06:30London Heathrow

20 Nov

LHR18:00London Heathrow

28h 22m

3 stops

BIL15:22Billings Logan Intl

£1,046

momondo Fare Finder

Use the filters below to find and compare flights from Billings to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Tue 2/3

17:53-07:40

2 stops30h 47m

London Heathrow

Fri 5/3

06:35-20:51

2 stops21h 16m

£569

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Tue 2/3

14:42-08:25

3 stops34h 43m

London Heathrow

Fri 5/3

06:35-09:51

2 stops34h 16m

£573

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Tue 2/3

17:53-07:40

2 stops30h 47m

London Heathrow

Fri 5/3

07:30-20:51

2 stops20h 21m

£576

Fastest return journey

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Tue 2/3

14:03-12:20

1 stop15h 17m

London Heathrow

Fri 5/3

14:45-00:08

1 stop16h 23m

£664

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Tue 2/3

14:03-12:20

1 stop15h 17m

London Heathrow

Fri 5/3

14:45-00:08

1 stop16h 23m

£664

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Tue 2/3

10:37-09:40

1 stop16h 03m

London Heathrow

Fri 5/3

07:30-17:19

2 stops16h 49m

£668

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Tue 2/3

10:37-09:40

1 stop16h 03m

London Heathrow

Fri 5/3

07:30-17:19

2 stops16h 49m

£669

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Wed 28/10

06:00-06:50

1 stop18h 50m

London Heathrow

Wed 4/11

08:10-20:40

2 stops19h 30m

£676

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Wed 28/10

13:21-12:00

2 stops16h 39m

London Heathrow

Wed 4/11

08:10-20:40

2 stops19h 30m

£680

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Tue 2/3

10:37-09:40

1 stop16h 03m

London Heathrow

Fri 5/3

11:35-20:51

1 stop16h 16m

£684

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Billings to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Billings Logan Intl to London Heathrow?

American Airlines, United Airlines, and Alaska Airlines are the most popular carriers operating from Billings Logan Intl to London Heathrow

When to book flights from Billings to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Billings to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Billings to London Heathrow Airport (BIL to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Billings to London Heathrow Airport

Best price found	£248
Fastest flight time	19h 40m
Direct flights	None

The best one-way flight to London Heathrow Airport from Billings in the past 72 hours is £248. The best return flight deal from Billings to London Heathrow Airport found on momondo in the last 72 hours is £569.

The fastest flight from Billings to London Heathrow Airport takes 19h 40m

There are no direct flights from Billings to London Heathrow Airport. There are no popular flight routes from Billings to London Heathrow Airport.

Search flight deals

Frequently asked questions about flying from Billings to London Heathrow Airport

How far is Billings Logan Intl to London Heathrow by plane?
Billings Logan Intl and London Heathrow are 4472.6 mi apart from one another. A reasonable flight in good conditions will take 19h 40m.
When did momondo last update prices for flights from Billings Logan Intl Airport to London Heathrow Airport?
Prices for flights from Billings Logan Intl Airport to London Heathrow Airport are refreshed on a daily basis.
How old do you have to be to fly from Billings Logan Intl Airport to London Heathrow Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Billings Logan Intl Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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Why use momondo?

Why should I use momondo to find a flight deal from Billings to London?

It is quick and easy to find Billings to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from Billings to London with flexible booking policies on momondo?

Yes. All flights to London from Billings on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Billings to London?

Once you have performed a search for Billings to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Billings to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Billings to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.