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Cheap flights from London Heathrow Airport to Duluth from £1,068

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DLH
16 Nov — 23 Nov1
1 adult
1 adult, Economy

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 17 October 2025.

Round-trip from

£1,068

Popular in

January

Cheapest in

October

Average price

£645
United Airlines
  • United Airlines
  • 26/3-30/3
  • 4 total stops
  • 34h 23m total
  • London to Duluth
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£176 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£62 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Heathrow to Duluth

Enter your travel dates to find the best prices.

Best flights from Heathrow to Duluth
Discover carefully curated flight deals from Heathrow to Duluth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 October 2025.

Thu 26/306:30LHR - DLH
2 stops20h 27mUnited Airlines
Mon 30/311:26DLH - LHR
1 stop14h 54mUnited Airlines
Deal found 14/10£1,068

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 17 October 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 26/3

06:30-21:57

2 stops20h 27m

Duluth Intl

Mon 30/3

11:26-08:20

1 stop14h 54m

£1,068

Flights are sorted by cheapest return flights first.

Deals found on 14/10

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 81% 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 17 October 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
7.5
Good
670 reviews
Check prices

Comfort

7.3

Crew

8.1

Entertainment

7.5

Boarding

7.7

Food

6.9

Overall

7.5

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
7.5
Good
670 reviews
Virgin Atlantic
7.5
Good
670 reviews
Check prices

Comfort

7.3

Crew

8.1

Entertainment

7.5

Boarding

7.7

Food

6.9

Overall

7.5

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 20h 27m. Fly via United Airlines to get the fastest option. The distance between London Heathrow Airport and Duluth is about 3873 mi.

  • 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 £603 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

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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 17 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£603Average£897FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

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

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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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