What airlines fly to London Heathrow Airport?

United Airlines, American Airlines and British Airways are the top three most popular airlines that fly to London Heathrow Airport from Iowa according to our data. United Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 5 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Iowa to London Heathrow?

Virgin Atlantic, United Airlines, and Air France are the most popular carriers operating from Iowa to London Heathrow

How long does it take to fly to London Heathrow Airport?

On average, it takes 11h 30m to fly from Iowa to London Heathrow Airport if you fly out of Des Moines (the most popular airport in Iowa) and into London Heathrow Airport (the most popular airport in London Heathrow Airport). If you’re flying out of Cedar Rapids and into London Heathrow Airport, then the flight time is around 13h 45m.

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

Prices for flights from Iowa to London Heathrow Airport were last updated today.

How many operators does momondo search for flights from Iowa to London Heathrow Airport?

The number of operators available for flights from Iowa to London Heathrow Airport is 5 as of October 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Iowa 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.

$304 Cheap Flights from Iowa to London Heathrow Airport in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Iowa to London

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

12:52 pm - 11:20 amDSM Des Moines-LHR London Heathrow

16h 28m2 stops Chicago O'Hare Intl Toronto Pearson Intl

7:40 am - 9:23 pmLHR London Heathrow-DSM Des Moines

19h 43m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

$743Multiple Airlines

Tue, Jan 26 - Thu, Jan 28

12:52 pm - 12:00 pmDSM Des Moines-LHR London Heathrow

17h 08m1 stop Chicago O'Hare Intl

9:00 am - 8:22 pmLHR London Heathrow-DSM Des Moines

17h 22m2 stops Zurich Chicago O'Hare Intl

$756United Airlines

Tue, Jan 26 - Thu, Jan 28

6:30 pm - 7:55 amDSM Des Moines-LHR London Heathrow

31h 25m1 stop Chicago O'Hare Intl

6:50 am - 11:14 pmLHR London Heathrow-DSM Des Moines

22h 24m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$767United Airlines

Tue, Jan 26 - Fri, Jan 29

8:00 am - 7:10 amDSM Des Moines-LHR London Heathrow

17h 10m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

6:35 am - 9:23 pmLHR London Heathrow-DSM Des Moines

20h 48m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

$862Multiple Airlines

Tue, Jan 19 - Tue, Jan 26

5:45 am - 9:00 amCID Cedar Rapids-LHR London Heathrow

21h 15m1 stop Atlanta Hartsfield-Jackson

6:30 am - 9:51 pmLHR London Heathrow-CID Cedar Rapids

21h 21m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$884Delta

Tue, Mar 2 - Wed, Mar 10

5:45 am - 9:00 amCID Cedar Rapids-LHR London Heathrow

21h 15m1 stop Atlanta Hartsfield-Jackson

6:30 am - 9:51 pmLHR London Heathrow-CID Cedar Rapids

21h 21m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$885Delta

Tue, Mar 2 - Wed, Mar 10

2:39 pm - 8:35 amDSM Des Moines-LHR London Heathrow

11h 56m1 stop Chicago O'Hare Intl

4:30 pm - 12:26 amLHR London Heathrow-DSM Des Moines

13h 56m1 stop Chicago O'Hare Intl

$889British Airways

Tue, Jan 19 - Tue, Jan 26

10:26 am - 6:55 amDSM Des Moines-LHR London Heathrow

14h 29m1 stop Chicago O'Hare Intl

4:30 pm - 12:26 amLHR London Heathrow-DSM Des Moines

13h 56m1 stop Chicago O'Hare Intl

$889British Airways

Tue, Jan 26 - Fri, Jan 29

2:58 pm - 6:25 amDSM Des Moines-LHR London Heathrow

33h 27m1 stop Atlanta Hartsfield-Jackson

11:30 am - 10:38 pmLHR London Heathrow-DSM Des Moines

17h 08m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson

$896Virgin Atlantic

Tue, Dec 1 - Tue, Dec 8

11:01 am - 6:50 amDSM Des Moines-LHR London Heathrow

13h 49m2 stops Minneapolis St Paul Boston Logan Intl

11:45 am - 8:39 pmLHR London Heathrow-DSM Des Moines

14h 54m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$921Virgin Atlantic

Tue, Dec 1 - Tue, Dec 8

Cheap last minute flights

Enter your travel dates to find the best prices.

10:56 am - 8:30 amCID Cedar Rapids-LHR London Heathrow

15h 34m1 stop Chicago O'Hare Intl

9:00 am - 10:56 pmLHR London Heathrow-CID Cedar Rapids

18h 56m2 stops Zurich Chicago O'Hare Intl

$1,010United Airlines

Thu, Oct 22 - Thu, Oct 29

11:33 am - 9:40 amDSM Des Moines-LHR London Heathrow

16h 07m1 stop Denver Intl

6:50 am - 5:27 pmLHR London Heathrow-DSM Des Moines

15h 37m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$1,011United Airlines

Thu, Oct 22 - Fri, Oct 30

11:33 am - 9:40 amDSM Des Moines-LHR London Heathrow

16h 07m1 stop Denver Intl

6:50 am - 5:27 pmLHR London Heathrow-DSM Des Moines

15h 37m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$1,012United Airlines

Thu, Oct 22 - Fri, Oct 30

5:35 am - 6:25 amDSM Des Moines-LHR London Heathrow

18h 50m1 stop Atlanta Hartsfield-Jackson

6:20 am - 9:00 pmLHR London Heathrow-DSM Des Moines

19h 40m2 stops Paris Charles de Gaulle Minneapolis St Paul

$1,018Delta

Thu, Oct 22 - Fri, Oct 30

6:54 pm - 1:15 pmDSM Des Moines-LHR London Heathrow

12h 21m1 stop Atlanta Hartsfield-Jackson

6:20 am - 10:33 pmLHR London Heathrow-DSM Des Moines

21h 13m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson

$1,019Delta

Thu, Oct 22 - Fri, Oct 30

6:55 am - 7:10 amDSM Des Moines-LHR London Heathrow

18h 15m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County

6:20 am - 9:00 pmLHR London Heathrow-DSM Des Moines

19h 40m2 stops Paris Charles de Gaulle Minneapolis St Paul

$1,023Delta

Thu, Oct 22 - Fri, Oct 30

5:30 am - 6:25 amCID Cedar Rapids-LHR London Heathrow

18h 55m1 stop Atlanta Hartsfield-Jackson

10:50 am - 9:19 pmLHR London Heathrow-CID Cedar Rapids

15h 29m1 stop Atlanta Hartsfield-Jackson

$1,040Virgin Atlantic

Thu, Oct 22 - Thu, Oct 29

2:01 pm - 8:05 amDSM Des Moines-LHR London Heathrow

12h 04m1 stop Chicago O'Hare Intl

4:30 pm - 12:26 amLHR London Heathrow-DSM Des Moines

13h 56m1 stop Chicago O'Hare Intl

$1,091American Airlines

Fri, Oct 23 - Sun, Nov 1

11:27 am - 10:00 amDSM Des Moines-LHR London Heathrow

16h 33m3 stops Chicago O'Hare Intl Toronto Island Montreal Pierre Elliott Trudeau Intl

3:00 pm - 10:32 amLHR London Heathrow-DSM Des Moines

24h 32m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$1,287Multiple Airlines

Thu, Oct 22 - Fri, Oct 30

11:27 am - 10:00 amDSM Des Moines-LHR London Heathrow

16h 33m3 stops Chicago O'Hare Intl Toronto Island Montreal Pierre Elliott Trudeau Intl

3:00 pm - 10:32 amLHR London Heathrow-DSM Des Moines

24h 32m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$1,350Multiple Airlines

Thu, Oct 22 - Fri, Oct 30

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KLM flights from Iowa to London Heathrow Airport

Our best KLM deals on Iowa to London Heathrow Airport flight tickets

KLM

Apr 2

CID5:45 amCedar Rapids

18h 40m

1 stop

LHR6:25 amLondon Heathrow

Apr 9

LHR6:30 amLondon Heathrow

15h 22m

2 stops

CID3:52 pmCedar Rapids

$939

KLM

Nov 29

CID11:00 amCedar Rapids

14h 05m

1 stop

LHR7:05 amLondon Heathrow

Dec 6

LHR6:30 amLondon Heathrow

15h 51m

2 stops

CID4:21 pmCedar Rapids

$961

United Airlines flights from Iowa to London Heathrow Airport

Our best United Airlines deals on Iowa to London Heathrow Airport flight tickets

United Airlines

Jan 26

DSM12:52 pmDes Moines

17h 08m

1 stop

LHR12:00 pmLondon Heathrow

Jan 28

LHR9:00 amLondon Heathrow

17h 22m

2 stops

DSM8:22 pmDes Moines

$756

United Airlines

Jan 26

DSM6:30 pmDes Moines

31h 25m

1 stop

LHR7:55 amLondon Heathrow

Jan 29

LHR6:50 amLondon Heathrow

22h 24m

2 stops

DSM11:14 pmDes Moines

$767

United Airlines

Jan 19

DSM3:00 pmDes Moines

13h 15m

1 stop

LHR10:15 amLondon Heathrow

Jan 26

LHR9:00 amLondon Heathrow

17h 22m

2 stops

DSM8:22 pmDes Moines

$883

momondo Fare Finder

Use the filters below to find and compare flights from Iowa to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 1/26

12:52 pm-11:20 am

2 stops16h 28m

London Heathrow

Thu 1/28

7:40 am-9:23 pm

2 stops19h 43m

$743

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 1/26

12:52 pm-12:00 pm

1 stop17h 08m

London Heathrow

Thu 1/28

9:00 am-8:22 pm

2 stops17h 22m

$756

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 1/26

6:30 pm-7:55 am

1 stop31h 25m

London Heathrow

Fri 1/29

6:50 am-11:14 pm

2 stops22h 24m

$767

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 1/19

8:00 am-7:10 am

2 stops17h 10m

London Heathrow

Tue 1/26

6:35 am-9:23 pm

2 stops20h 48m

$862

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Tue 3/2

5:45 am-9:00 am

1 stop21h 15m

London Heathrow

Wed 3/10

6:30 am-9:51 pm

2 stops21h 21m

$884

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Tue 3/2

5:45 am-9:00 am

1 stop21h 15m

London Heathrow

Wed 3/10

6:30 am-9:51 pm

2 stops21h 21m

$885

Quickest round-trip

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 1/19

2:39 pm-8:35 am

1 stop11h 56m

London Heathrow

Tue 1/26

4:30 pm-12:26 am

1 stop13h 56m

$889

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 1/26

10:26 am-6:55 am

1 stop14h 29m

London Heathrow

Fri 1/29

4:30 pm-12:26 am

1 stop13h 56m

$889

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 12/1

2:58 pm-6:25 am

1 stop33h 27m

London Heathrow

Tue 12/8

11:30 am-10:38 pm

2 stops17h 08m

$896

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 12/1

11:01 am-6:50 am

2 stops13h 49m

London Heathrow

Tue 12/8

11:45 am-8:39 pm

2 stops14h 54m

$921

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Iowa 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

Prices

Airlines

Other information

What is the cheapest month to fly to London Heathrow Airport?

The month of March is, on average, the cheapest month to fly to London Heathrow Airport from Iowa, with most prices found around $771. If you’re not able to fly to London Heathrow Airport in March, then April is your next best option. Flight prices from Iowa to London Heathrow Airport during April average around $914.

Can stopping save me money on Iowa to London Heathrow Airport flights?

You could potentially save up to 25% on your flight if you consider stops on a Iowa to London Heathrow Airport flight.

Cheap Iowa to London Heathrow Airport flight deals and tips

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

Best Price Found	$304
Fastest flight time	10h 43m
Direct flights	None

The best one-way flight to London Heathrow Airport from Iowa in the past 72 hours is $304. The best round-trip flight deal from Iowa to London Heathrow Airport found on momondo in the last 72 hours is $743.

The fastest flight from Iowa to London Heathrow Airport takes 10h 43m

There are no direct flights from Iowa to London Heathrow Airport. There are no popular flight routes from Iowa to London Heathrow Airport.

Search flight deals

Frequently asked questions about flying from Iowa to London Heathrow Airport

When did momondo last update prices for flights from Iowa to London Heathrow Airport?
Prices for flights from Iowa to London Heathrow Airport were last updated today.
How many operators does momondo search for flights from Iowa to London Heathrow Airport?
The number of operators available for flights from Iowa to London Heathrow Airport is 5 as of October 2026.
How old do you have to be to fly from Iowa to London Heathrow Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Iowa 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.

Best airlines flying from Iowa to London Heathrow Airport

Compare and see reviews for airlines that fly from Iowa to London Heathrow Airport with momondo

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom $449	Free Cancellation	Rating 7.5 696 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom $582	Free Cancellation	Rating 6.7 8,266 reviews	Search British Airways flights
American Airlines	PriceFrom $583	Free Cancellation	Rating 7.0 12,183 reviews	Search American Airlines flights
Delta	PriceFrom $591	Free Cancellation	Rating 7.8 8,649 reviews	Search Delta flights
United Airlines	PriceFrom $696	Free Cancellation	Rating 7.3 10,389 reviews	Search United Airlines flights

Hounslow

Gatwick

Croydon

Hayes

Milton Keynes

Luton

Stansted

Kingston upon Thames

Dover

Wembley

Stratford-upon-Avon

Richmond

Watford

Crawley

Worthing

Harrow

Slough

Hook

Ilford

Canterbury

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Iowa.

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

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

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

Once you have performed a search for Iowa 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 Iowa to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Iowa. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Flights to London Gatwick Airportfrom $407

Flights to London Stansted Airportfrom $402

Flights to London City Airportfrom $548

Flights to London Luton Airportfrom $399

Flights to Glasgow Intl Airportfrom $433

Flights to London Southend Airportfrom $653

Flights to Belfast Intl Airportfrom $742

Flights to Belfast City Airportfrom $725

Cheap flights from Iowa to London from $304

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Iowa to London departing on 11/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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KLM flights from Iowa to London Heathrow Airport

Our best KLM deals on Iowa to London Heathrow Airport flight tickets

United Airlines flights from Iowa to London Heathrow Airport

Our best United Airlines deals on Iowa to London Heathrow Airport flight tickets

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Use the filters below to find and compare flights from Iowa to London Heathrow Airport that are best for you.

See travel insights to London from

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

What is the cheapest month to fly to London Heathrow Airport?

Can stopping save me money on Iowa to London Heathrow Airport flights?

What is the cheapest airline that flies from Iowa to London Heathrow?

What airlines fly to London Heathrow Airport?

How long does it take to fly to London Heathrow Airport?

Cheap Iowa to London Heathrow Airport flight deals and tips

Best Price Found

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Direct flights

Frequently asked questions about flying from Iowa to London Heathrow Airport

Best airlines flying from Iowa to London Heathrow Airport

Compare and see reviews for airlines that fly from Iowa to London Heathrow Airport with momondo

Traveling to a place near London?

Why use momondo?

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

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