Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Billings to London from $854

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Billings to London departing on 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Billings to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:28 pm - 11:15 am
BIL
-
LHR
15h 47m
1 stop
American Airlines Logo
11:10 am - 10:22 pm
LHR
-
BIL
18h 12m
1 stop
$854American Airlines
Tue, Sep 1 - Tue, Sep 15
American Airlines Logo
12:28 pm - 11:15 am
BIL
-
LHR
15h 47m
1 stop
American Airlines Logo
3:15 pm - 10:22 pm
LHR
-
BIL
14h 07m
1 stop
$884American Airlines
Tue, Sep 1 - Tue, Sep 15
Multiple Airlines Logo
6:00 am - 11:15 am
BIL
-
LHR
22h 15m
1 stop
Multiple Airlines Logo
3:15 pm - 10:22 pm
LHR
-
BIL
14h 07m
1 stop
$904Multiple Airlines
Sat, Sep 5 - Wed, Sep 16
Multiple Airlines Logo
12:28 pm - 9:05 am
BIL
-
LHR
13h 37m
1 stop
Multiple Airlines Logo
1:10 pm - 10:22 pm
LHR
-
BIL
16h 12m
1 stop
$905Multiple Airlines
Tue, Sep 1 - Sat, Sep 19
Multiple Airlines Logo
6:00 am - 11:15 am
BIL
-
LHR
22h 15m
1 stop
Multiple Airlines Logo
3:15 pm - 10:22 pm
LHR
-
BIL
14h 07m
1 stop
$955Multiple Airlines
Sat, Sep 5 - Wed, Sep 16
United Airlines Logo
5:00 am - 6:30 am
BIL
-
LHR
18h 30m
2 stops
United Airlines Logo
11:25 am - 5:16 pm
LHR
-
BIL
12h 51m
1 stop
$968United Airlines
Tue, Sep 1 - Tue, Sep 15
United Airlines Logo
7:00 am - 6:55 am
BIL
-
LHR
16h 55m
2 stops
United Airlines Logo
9:30 am - 9:00 pm
LHR
-
BIL
18h 30m
2 stops
$969United Airlines
Tue, Sep 1 - Tue, Sep 15
Lufthansa Logo
2:35 pm - 5:55 pm
BIL
-
LCY
20h 20m
2 stops
Lufthansa Logo
9:15 am - 8:57 pm
LCY
-
BIL
18h 42m
2 stops
$1,230Lufthansa
Thu, Apr 16 - Tue, Apr 21
Delta Logo
6:15 am - 9:30 am
BIL
-
LCY
20h 15m
2 stops
Delta Logo
7:45 am - 7:48 pm
LCY
-
BIL
19h 03m
2 stops
$1,332Delta
Fri, Sep 4 - Wed, Jan 6
Lufthansa Logo
2:25 pm - 5:55 pm
BIL
-
LCY
20h 30m
2 stops
Lufthansa Logo
6:30 pm - 10:15 pm
LCY
-
BIL
34h 45m
2 stops
$1,834Lufthansa
Wed, Jul 1 - Sun, Jul 5

American Airlines flights from Billings to London

Our best American Airlines deals on Billings to London flight tickets
American Airlines
Sep 1
BIL12:28 pmBillings Logan Intl
15h 47m
1 stop
LHR11:15 amLondon Heathrow
Sep 15
LHR11:10 amLondon Heathrow
18h 12m
1 stop
BIL10:22 pmBillings Logan Intl
$854
American Airlines
Sep 1
BIL12:28 pmBillings Logan Intl
15h 47m
1 stop
LHR11:15 amLondon Heathrow
Sep 15
LHR3:15 pmLondon Heathrow
14h 07m
1 stop
BIL10:22 pmBillings Logan Intl
$884
American Airlines
Apr 3
BIL5:27 amBillings Logan Intl
19h 38m
1 stop
LHR8:05 amLondon Heathrow
Apr 5
LHR8:55 amLondon Heathrow
20h 14m
1 stop
BIL10:09 pmBillings Logan Intl
$1,104

United Airlines flights from Billings to London

Our best United Airlines deals on Billings to London flight tickets
United Airlines
Sep 1
BIL7:00 amBillings Logan Intl
20h 00m
2 stops
LHR10:00 amLondon Heathrow
Sep 15
LHR2:50 pmLondon Heathrow
13h 10m
1 stop
BIL9:00 pmBillings Logan Intl
$968
United Airlines
Sep 1
BIL7:00 amBillings Logan Intl
16h 55m
2 stops
LHR6:55 amLondon Heathrow
Sep 15
LHR9:30 amLondon Heathrow
18h 30m
2 stops
BIL9:00 pmBillings Logan Intl
$969
United Airlines
Sep 1
BIL7:00 amBillings Logan Intl
17h 15m
2 stops
LHR7:15 amLondon Heathrow
Sep 15
LHR10:00 amLondon Heathrow
18h 00m
2 stops
BIL9:00 pmBillings Logan Intl
$970

momondo 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, momondo users made 832,500 searches. Data last updated March 27, 2026.
Use the filters below to find and compare flights from Billings to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Tue 9/1

12:28 pm-11:15 am

1 stop15h 47m

London Heathrow

Tue 9/15

11:10 am-10:22 pm

1 stop18h 12m

$854

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Tue 9/1

12:28 pm-11:15 am

1 stop15h 47m

London Heathrow

Tue 9/15

3:15 pm-10:22 pm

1 stop14h 07m

$884

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Sat 9/5

6:00 am-11:15 am

1 stop22h 15m

London Heathrow

Wed 9/16

3:15 pm-10:22 pm

1 stop14h 07m

$904
Quickest round-trip

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Tue 9/1

12:28 pm-9:05 am

1 stop13h 37m

London Heathrow

Sat 9/19

1:10 pm-10:22 pm

1 stop16h 12m

$905

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Sat 9/5

6:00 am-11:15 am

1 stop22h 15m

London Heathrow

Wed 9/16

3:15 pm-10:22 pm

1 stop14h 07m

$955

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Tue 9/1

5:00 am-6:30 am

2 stops18h 30m

London Heathrow

Tue 9/15

11:25 am-5:16 pm

1 stop12h 51m

$968

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Tue 9/1

7:00 am-6:55 am

2 stops16h 55m

London Heathrow

Tue 9/15

9:30 am-9:00 pm

2 stops18h 30m

$969

BillingsLondon

BIL - LCY

BILLCY

Billings Logan Intl

Thu 4/16

2:35 pm-5:55 pm

2 stops20h 20m

London City

Tue 4/21

9:15 am-8:57 pm

2 stops18h 42m

$1,230

BillingsLondon

BIL - LCY

BILLCY

Billings Logan Intl

Fri 9/4

6:15 am-9:30 am

2 stops20h 15m

London City

Wed 1/6

7:45 am-7:48 pm

2 stops19h 03m

$1,332

BillingsLondon

BIL - LCY

BILLCY

Billings Logan Intl

Wed 7/1

2:25 pm-5:55 pm

2 stops20h 30m

London City

Sun 7/5

6:30 pm-10:15 pm

2 stops34h 45m

$1,834

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to London from

How to get the cheapest flight ticket from Billings to London

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

Can stopping save me money on Billings to London flights?

You could potentially save up to 27% on your flight if you consider stops on a Billings to London flight.

When to book flights from Billings to London

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

Cheap Billings to London (BIL to LON) flight deals and tips

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

Fastest flight time

12h 15m

Direct flights

None
The fastest flight from Billings to London takes 12h 15m
There are no direct flights from Billings to London. There are no popular flight routes from Billings to London.
Search flight deals

  • How far is Billings Logan Intl to London by plane?

    A flight from Billings Logan Intl to London will travel around 4481.7 mi. A reasonable flight in good conditions will take 12h 15m.

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

    Prices for flights from Billings Logan Intl Airport to London are updated daily.

  • How many operators does momondo search for flights from Billings Logan Intl Airport to London?

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

    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.

  • What documentation or ID do you need to fly to London?

    The required travel and health documents for your London 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Billings to London?

Best airlines flying from Billings to London

Compare and see reviews for airlines that fly from Billings to London with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $666Free CancellationRating
7.4
9,491 reviews
Search United Airlines flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Crawley
Slough
Wembley
Hayes
Croydon
Dartford
Brentwood
Guildford
Harrow
Cobham
Folkestone
Romford
Stansted
Watford
Richmond

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. momondo enables you to select and highlight flights to London from Billings with this policy.

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

Once all potential Billings to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Billings to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 4/26
Sun 5/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport