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Cheap flights from Dubuque to London from $1,001

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Dubuque to London departing on 3/10. 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 Dubuque to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:15 am - 6:45 am
DBQ
-
LHR
18h 30m2 stops
Multiple Airlines Logo
7:50 am - 5:55 pm
LHR
-
DBQ
15h 05m2 stops
$1,001Multiple Airlines
mar., mar. 10 - mar., mar. 24

momondo Fare Finder

 
Customize your flight search to find flights from Dubuque 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 diciembre 4, 2025.
Use the filters below to find and compare flights from Dubuque to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DubuqueLondon

DBQ - LHR

DBQLHR

Dubuque

mar. 3/10

7:15 am-6:45 am

2 stops18h 30m

London Heathrow

mar. 3/24

7:50 am-5:55 pm

2 stops15h 05m

$1,001

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Dubuque 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 airlines fly to London Heathrow Airport?

American Airlines, United Airlines and British Airways are the top three most popular airlines that fly to London Heathrow Airport from Dubuque according to our data. American Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 4 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Dubuque to London Heathrow Airport

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

Cheap Dubuque to London Heathrow Airport (DBQ to LHR) flight deals and tips

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

Fastest flight time

18h 10m

Direct flights

None
The fastest flight from Dubuque to London Heathrow Airport takes 18h 10m
There are no direct flights from Dubuque to London Heathrow Airport. There are no popular flight routes from Dubuque to London Heathrow Airport.
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  • How far is Dubuque to London Heathrow by plane?

    The distance between Dubuque and London Heathrow is about 4018.9 mi. Typically, this will take 18h 30m by plane in normal conditions.

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

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

  • How old do you have to be to fly from Dubuque 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 Dubuque Airport to London Heathrow Airport.

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

    The necessary travel and health documents for your London Heathrow 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.

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 Dubuque to London?

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

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

All flight searches from Dubuque to London on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Dubuque to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to London from Dubuque are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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