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Cheap flights from Bismarck to London from $639

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Bismarck to London departing on 1/30. 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
0 bags

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Find the cheapest flights from Bismarck to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:00 am - 9:40 am
BIS
-
LHR
18h 40m1 stop
United Airlines Logo
6:30 am - 4:32 pm
LHR
-
BIS
40h 02m2 stops
$639United Airlines
Fri, Jan 30 - Tue, Feb 3
United Airlines Logo
9:00 am - 8:25 am
BIS
-
LHR
17h 25m2 stops
United Airlines Logo
7:30 am - 8:38 pm
LHR
-
BIS
19h 08m2 stops
$643United Airlines
Fri, Jan 30 - Tue, Feb 3
United Airlines Logo
1:35 pm - 9:40 am
BIS
-
LHR
14h 05m1 stop
United Airlines Logo
11:35 am - 8:38 pm
LHR
-
BIS
15h 03m1 stop
$656United Airlines
Fri, Jan 30 - Tue, Feb 3
KLM Logo
11:18 am - 7:05 am
BIS
-
LHR
13h 47m1 stop
KLM Logo
11:05 am - 8:02 pm
LHR
-
BIS
14h 57m1 stop
$1,481KLM
Sun, Jan 4 - Sat, Jan 10
Delta Logo
11:18 am - 7:05 am
BIS
-
LHR
13h 47m1 stop
Delta Logo
8:55 am - 11:30 pm
LHR
-
BIS
20h 35m2 stops
$1,485Delta
Sun, Jan 4 - Sat, Jan 10
United Airlines Logo
5:45 am - 5:55 am
BIS
-
LHR
18h 10m2 stops
United Airlines Logo
3:30 pm - 11:30 pm
LHR
-
BIS
38h 00m2 stops
$1,706United Airlines
Sun, Jan 4 - Sat, Jan 10

United Airlines flights from Bismarck to London Heathrow Airport

Our best United Airlines deals on Bismarck to London Heathrow Airport flight tickets
United Airlines
Jan 30
BIS9:00 amBismarck
18h 40m
1 stop
LHR9:40 amLondon Heathrow
Feb 3
LHR6:30 amLondon Heathrow
40h 02m
2 stops
BIS4:32 pmBismarck
$639
Find similar
United Airlines
Jan 30
BIS9:00 amBismarck
17h 25m
2 stops
LHR8:25 amLondon Heathrow
Feb 3
LHR7:30 amLondon Heathrow
19h 08m
2 stops
BIS8:38 pmBismarck
$643
Find similar
United Airlines
Jan 30
BIS1:35 pmBismarck
14h 05m
1 stop
LHR9:40 amLondon Heathrow
Feb 3
LHR11:35 amLondon Heathrow
15h 03m
1 stop
BIS8:38 pmBismarck
$656
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Bismarck to London Heathrow Airport 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 December 11, 2025.
Use the filters below to find and compare flights from Bismarck to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BismarckLondon

BIS - LHR

BISLHR

Bismarck

Fri 1/30

9:00 am-9:40 am

1 stop18h 40m

London Heathrow

Tue 2/3

6:30 am-4:32 pm

2 stops40h 02m

$639

BismarckLondon

BIS - LHR

BISLHR

Bismarck

Fri 1/30

9:00 am-8:25 am

2 stops17h 25m

London Heathrow

Tue 2/3

7:30 am-8:38 pm

2 stops19h 08m

$643

BismarckLondon

BIS - LHR

BISLHR

Bismarck

Fri 1/30

1:35 pm-9:40 am

1 stop14h 05m

London Heathrow

Tue 2/3

11:35 am-8:38 pm

1 stop15h 03m

$656

BismarckLondon

BIS - LHR

BISLHR

Bismarck

Sun 1/4

11:18 am-7:05 am

1 stop13h 47m

London Heathrow

Sat 1/10

11:05 am-8:02 pm

1 stop14h 57m

$1,481

BismarckLondon

BIS - LHR

BISLHR

Bismarck

Sun 1/4

11:18 am-7:05 am

1 stop13h 47m

London Heathrow

Sat 1/10

8:55 am-11:30 pm

2 stops20h 35m

$1,485

BismarckLondon

BIS - LHR

BISLHR

Bismarck

Sun 1/4

5:45 am-5:55 am

2 stops18h 10m

London Heathrow

Sat 1/10

3:30 pm-11:30 pm

2 stops38h 00m

$1,706

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 Bismarck 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 day to depart on your flight to London Heathrow Airport?

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $731. The most expensive day to fly to London Heathrow Airport is Thursday, with ticket prices averaging around $847.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Bismarck to London Heathrow Airport in the afternoon for as low as $760. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $1,234.

When to book flights from Bismarck to London Heathrow Airport

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

Cheap Bismarck to London Heathrow Airport (BIS to LHR) flight deals and tips

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

Fastest flight time

11h 16m

Direct flights

None
The fastest flight from Bismarck to London Heathrow Airport takes 11h 16m
There are no direct flights from Bismarck to London Heathrow Airport. There are no popular flight routes from Bismarck to London Heathrow Airport.
Search flight deals

  • How far is Bismarck to London Heathrow by plane?

    There are 4170.5 mi between Bismarck and London Heathrow. Typically, this will take 11h 16m by plane in normal conditions.

  • When did momondo last update prices for flights from Bismarck Airport to London Heathrow Airport?

    Prices for flights from Bismarck Airport to London Heathrow Airport refresh daily.

  • How old do you have to be to fly from Bismarck Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bismarck Airport to London Heathrow Airport.

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

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Stratford-upon-Avon
Crawley
Brentwood
Salisbury
Wembley
Romford
Watford
Ilford
Cobham
Folkestone
Uxbridge

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Bismarck to London. momondo saves you time and could save you money on your trip.

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

Flights from Bismarck to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to London from Bismarck. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

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