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Cheap flights from London Heathrow Airport to Duluth from £569

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Duluth departing on 25/9. 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 London Heathrow Airport to Duluth

Cheap return flights

Enter your travel dates to find the best prices.
KLM Logo
09:55 - 19:31
LHR
-
DLH
15h 36m
2 stops
KLM Logo
12:46 - 13:05
DLH
-
LHR
18h 19m
1 stop
£816KLM
Tue, 26 May - Tue, 2 Jun
Virgin Atlantic Logo
12:25 - 19:31
LHR
-
DLH
13h 06m
1 stop
Virgin Atlantic Logo
16:30 - 13:05
DLH
-
LHR
14h 35m
1 stop
£821Virgin Atlantic
Tue, 26 May - Tue, 2 Jun
Delta Logo
09:55 - 22:44
LHR
-
DLH
18h 49m
2 stops
Delta Logo
07:58 - 08:50
DLH
-
LHR
18h 52m
2 stops
£837Delta
Tue, 26 May - Tue, 2 Jun
United Airlines Logo
06:55 - 17:34
LHR
-
DLH
16h 39m
2 stops
United Airlines Logo
05:00 - 06:30
DLH
-
LHR
19h 30m
2 stops
£1,053United Airlines
Thu, 11 Jun - Thu, 18 Jun
United Airlines Logo
14:10 - 21:46
LHR
-
DLH
13h 36m
1 stop
United Airlines Logo
11:18 - 06:45
DLH
-
LHR
13h 27m
1 stop
£1,113United Airlines
Thu, 11 Jun - Thu, 18 Jun
Multiple Airlines Logo
09:50 - 22:44
LHR
-
DLH
18h 54m
3 stops
Multiple Airlines Logo
12:46 - 12:05
DLH
-
LHR
17h 19m
2 stops
£1,837Multiple Airlines
Tue, 26 May - Tue, 2 Jun
Multiple Airlines Logo
09:50 - 22:44
LHR
-
DLH
18h 54m
3 stops
Multiple Airlines Logo
12:46 - 12:00
DLH
-
LHR
17h 14m
3 stops
£5,161Multiple Airlines
Tue, 26 May - Tue, 2 Jun
Multiple Airlines Logo
19:45 - 15:49
LHR
-
DLH
26h 04m
2 stops
Multiple Airlines Logo
16:30 - 07:10
DLH
-
LHR
56h 40m
2 stops
£7,099Multiple Airlines
Mon, 15 Jun - Sat, 20 Jun
Multiple Airlines Logo
06:40 - 22:50
LHR
-
DLH
22h 10m
3 stops
Multiple Airlines Logo
11:48 - 16:00
DLH
-
LHR
22h 12m
3 stops
£7,262Multiple Airlines
Mon, 15 Jun - Sat, 20 Jun
Virgin Atlantic Logo
20:55 - 19:24
LHR
-
DLH
28h 29m
2 stops
Virgin Atlantic Logo
16:30 - 13:05
DLH
-
LHR
14h 35m
1 stop
£8,029Virgin Atlantic
Mon, 15 Jun - Sat, 20 Jun

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Virgin Atlantic flights from London Heathrow Airport to Duluth

Our best Virgin Atlantic deals on London Heathrow Airport to Duluth flight tickets
Virgin Atlantic
26 May
LHR12:25London Heathrow
13h 06m
1 stop
DLH19:31Duluth Intl
2 Jun
DLH16:30Duluth Intl
14h 35m
1 stop
LHR13:05London Heathrow
£821
Virgin Atlantic
15 Jun
LHR20:55London Heathrow
28h 29m
2 stops
DLH19:24Duluth Intl
20 Jun
DLH16:30Duluth Intl
14h 35m
1 stop
LHR13:05London Heathrow
£8,029

United Airlines flights from London Heathrow Airport to Duluth

Our best United Airlines deals on London Heathrow Airport to Duluth flight tickets
United Airlines
11 Jun
LHR07:25London Heathrow
20h 21m
2 stops
DLH21:46Duluth Intl
18 Jun
DLH07:03Duluth Intl
17h 42m
1 stop
LHR06:45London Heathrow
£1,053
United Airlines
11 Jun
LHR14:10London Heathrow
13h 36m
1 stop
DLH21:46Duluth Intl
18 Jun
DLH11:18Duluth Intl
13h 27m
1 stop
LHR06:45London Heathrow
£1,113

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Duluth 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 279,928 searches. Data last updated 30 April 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Duluth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Tue 26/5

09:55-19:31

2 stops15h 36m

Duluth Intl

Tue 2/6

12:46-13:05

1 stop18h 19m

£816

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Tue 26/5

12:25-19:31

1 stop13h 06m

Duluth Intl

Tue 2/6

16:30-13:05

1 stop14h 35m

£821

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Tue 26/5

09:55-22:44

2 stops18h 49m

Duluth Intl

Tue 2/6

07:58-08:50

2 stops18h 52m

£837

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Thu 11/6

06:55-17:34

2 stops16h 39m

Duluth Intl

Thu 18/6

05:00-06:30

2 stops19h 30m

£1,053
Fastest return journey

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Thu 11/6

14:10-21:46

1 stop13h 36m

Duluth Intl

Thu 18/6

11:18-06:45

1 stop13h 27m

£1,113

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Tue 26/5

09:50-22:44

3 stops18h 54m

Duluth Intl

Tue 2/6

12:46-12:05

2 stops17h 19m

£1,837

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Tue 26/5

09:50-22:44

3 stops18h 54m

Duluth Intl

Tue 2/6

12:46-12:00

3 stops17h 14m

£5,161

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Mon 15/6

19:45-15:49

2 stops26h 04m

Duluth Intl

Sat 20/6

16:30-07:10

2 stops56h 40m

£7,099

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Mon 15/6

06:40-22:50

3 stops22h 10m

Duluth Intl

Sat 20/6

11:48-16:00

3 stops22h 12m

£7,262

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Mon 15/6

20:55-19:24

2 stops28h 29m

Duluth Intl

Sat 20/6

16:30-13:05

1 stop14h 35m

£8,029

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Duluth from

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

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 London Heathrow to Duluth Intl?

Virgin Atlantic, WestJet, and Delta are the most popular carriers operating from London Heathrow to Duluth Intl

When to book flights from London Heathrow Airport to Duluth

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

Cheap London Heathrow Airport to Duluth (LHR to DLH) flight deals and tips

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

Fastest flight time

20h 21m

Direct flights

None
The fastest flight from London Heathrow Airport to Duluth takes 20h 21m
There are no direct flights from London Heathrow Airport to Duluth. There are no popular flight routes from London Heathrow Airport to Duluth.
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Frequently asked questions about flying from London Heathrow Airport to Duluth

  • How far is London Heathrow to Duluth Intl by plane?

    The distance between London Heathrow and Duluth Intl is about 3873.0 mi. Flights usually cover this in 20h 21m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from London Heathrow Airport to Duluth Intl Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Duluth Intl Airport.

  • What documentation or ID do you need to fly to Duluth Intl Airport?

    The necessary travel and health documents for your Duluth Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Duluth from London which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential London to Duluth 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 London to Duluth right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Duluth flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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