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Cheap flights from London Heathrow Airport to Duluth from £640

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DLH
7 Sep — 14 Sep1
1 adult

Cheap flight deals from Heathrow to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Duluth (DLH). 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 2 September 2025.

Round-trip from

£640
United Airlines
  • United Airlines
  • 30/10-8/11
  • 4 total stops
  • 52h 20m total
  • London to Duluth
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Find flight deals from Heathrow to Duluth

Cheapest flights from Heathrow to Duluth
Explore the most affordable flight options available from Heathrow to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2025.

Thu 30/1009:00LHR - DLH
2 stops30h 37mUnited Airlines
Sat 8/1115:06DLH - LHR
1 stop32h 49mUnited Airlines
Deal found 1/9£640
Sat 25/1012:25LHR - DLH
1 stop12h 52mVirgin Atlantic
Sat 1/1116:10DLH - LHR
2 stops58h 40mVirgin Atlantic
Deal found 31/8£805
Sat 25/1008:30LHR - DLH
1 stop16h 07mUnited Airlines
Sat 1/1115:06DLH - LHR
1 stop33h 49mUnited Airlines
Deal found 31/8£889
Fri 26/916:05LHR - DLH
2 stops29h 32mAir France
Mon 29/910:50DLH - LHR
2 stops13h 55mAir France
Deal found 2/9£6,451
Fri 26/912:35LHR - DLH
2 stops16h 08mVirgin Atlantic
Mon 29/916:20DLH - LHR
1 stop14h 50mVirgin Atlantic
Deal found 2/9£6,740
Fri 26/914:10LHR - DLH
1 stop13h 58mUnited Airlines
Mon 29/911:20DLH - LHR
1 stop13h 00mUnited Airlines
Deal found 2/9£8,082

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 2 September 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Duluth that are best for you.

Fly from

Heathrow

Fly to

Duluth

Route

Depart

Return

Price

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Thu 30/10

12:05-21:59

2 stops38h 54m

Duluth Intl

Sat 8/11

11:14-06:40

2 stops13h 26m

£640

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Sat 25/10

12:25-19:17

1 stop12h 52m

Duluth Intl

Sat 1/11

16:10-07:50

2 stops58h 40m

£805

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Sat 25/10

08:30-18:37

1 stop16h 07m

Duluth Intl

Sat 1/11

15:06-05:55

1 stop33h 49m

£889

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Fri 26/9

16:05-15:37

2 stops29h 32m

Duluth Intl

Mon 29/9

10:50-06:45

2 stops13h 55m

£6,451

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Fri 26/9

12:35-22:43

2 stops16h 08m

Duluth Intl

Mon 29/9

16:20-13:10

1 stop14h 50m

£6,740

LondonDuluth

LHR - DLH

LHRDLH

London Heathrow

Fri 26/9

14:10-22:08

1 stop13h 58m

Duluth Intl

Mon 29/9

11:20-06:20

1 stop13h 00m

£8,082

Flights are sorted by cheapest return flights first.

Deals found on 1/9

Best time to book a flight from Heathrow to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Heathrow with our price prediction graph.
Estimated return 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 London Heathrow Airport to Duluth

What’s the top stopover airport for flights from London Heathrow Airport to Duluth?

Share of one-stop return flights from London Heathrow Airport to Duluth chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Minneapolis (MSP) – chosen by Cheapflights users on 83% of one-stop itineraries from London Heathrow Airport to Duluth on Cheapflights.

What’s the fastest stopover option from London Heathrow Airport to Duluth?

Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Duluth, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Chicago (ORD) have the shortest average one-way travel time for one-stop routes: 12h 49m.

What’s the fastest stopover option from London Heathrow Airport to Duluth?

Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Duluth, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Chicago (ORD) have the shortest average one-way travel time for one-stop routes: 12h 49m.

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Duluth?

Average stopover duration for one-stop one-way flights from London Heathrow Airport to Duluth, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Chicago (ORD) offer the fastest connection on this route, with an average stopover time of 1h 28m.

Reviews of airlines servicing Duluth

Get insights into the airlines that provide service to Duluth. 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 Duluth. Reviews last updated 2 September 2025.
Read reviews from past customers who have flown with Virgin Atlantic from London Heathrow Airport to Duluth. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Virgin Atlantic
7.4
Good
662 reviews
Check prices

Boarding

7.7

Crew

8.1

Entertainment

7.5

Overall

7.4

Comfort

7.3

Food

6.9

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row
Virgin Atlantic
7.4
Good
662 reviews
Virgin Atlantic
7.4
Good
662 reviews
Check prices

Boarding

7.7

Crew

8.1

Entertainment

7.5

Overall

7.4

Comfort

7.3

Food

6.9

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Duluth. 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 into for flights to Duluth from London Heathrow?

    Duluth Intl (DLH) is the airport you will fly into if you book a flight from London Heathrow to Duluth. You should not have trouble finding flights to Duluth Intl from London Heathrow; the airport handles an average of 0 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Duluth airport from London Heathrow. It is only a 5.8 mi journey from Duluth Intl (DLH) to Duluth’s city center.

  • How long is the flight from London Heathrow Airport to Duluth?

    There are many flights that can get you from London Heathrow Airport to Duluth in 12h 52m. Fly via United Airlines or Virgin Atlantic to get the fastest option. The distance between London Heathrow Airport and Duluth is about 3873 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from London Heathrow Airport to Duluth round-trip?

    Our cheapest airline available from London Heathrow Airport to Duluth is Virgin Atlantic. Our recent data shows that you can find tickets from as low as £599 on this airline.

  • Can I find deals for flights from Heathrow to Duluth that include hotel bookings?

    Yes. In addition to deals on Heathrow to Duluth flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Duluth?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Duluth.

  • Can I find deals for business class flights from Heathrow to Duluth?

    Yes. Cheapflights offers flight deals from Heathrow to Duluth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Heathrow to Duluth

Discover the top airline that operate flights from Heathrow to Duluth. 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 858,174 searches. Data last updated 2 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£599Average£842FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

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How does Cheapflights help users find flights from Heathrow to Duluth?

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Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Duluth for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Heathrow to Duluth with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Duluth flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Heathrow to Duluth become cheaper?

Yes, Cheapflights offers price alerts on Heathrow to Duluth flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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