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

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

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

If you’re flying from a popular airport in Iowa, such as Des Moines or Cedar Rapids, and flying into London Heathrow Airport, then you can expect flight times to average 10h 45m and 11h 39m, respectively.

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 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 required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£242 Cheap Flights from Iowa to London Heathrow Airport in 2026/27

Find the cheapest flights from Iowa to London

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

18:30 - 07:55DSM Des Moines-LHR London Heathrow

31h 25m1 stop Chicago O'Hare Intl

06:50 - 23:14LHR London Heathrow-DSM Des Moines

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

£573United Airlines

Tue, 26 Jan - Fri, 29 Jan

08:00 - 07:10DSM Des Moines-LHR London Heathrow

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

11:10 - 21:23LHR London Heathrow-DSM Des Moines

16h 13m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

£644Multiple Airlines

Tue, 26 Jan - Fri, 29 Jan

14:39 - 10:25DSM Des Moines-LHR London Heathrow

13h 46m1 stop Chicago O'Hare Intl

19:40 - 19:02LHR London Heathrow-DSM Des Moines

29h 22m2 stops Madrid Barajas Chicago O'Hare Intl

£644Iberia

Mon, 1 Feb - Tue, 16 Feb

18:30 - 17:05DSM Des Moines-LHR London Heathrow

16h 35m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

06:35 - 21:15LHR London Heathrow-DSM Des Moines

20h 40m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

£647Lufthansa

Mon, 1 Feb - Tue, 16 Feb

09:45 - 08:35DSM Des Moines-LHR London Heathrow

16h 50m1 stop Chicago O'Hare Intl

19:40 - 19:02LHR London Heathrow-DSM Des Moines

28h 22m2 stops Madrid Barajas Chicago O'Hare Intl

£656Iberia

Wed, 3 Mar - Mon, 15 Mar

15:15 - 11:50DSM Des Moines-LHR London Heathrow

14h 35m2 stops Chicago O'Hare Intl Toronto Pearson Intl

13:30 - 23:01LHR London Heathrow-DSM Des Moines

15h 31m2 stops Frankfurt am Main Chicago O'Hare Intl

£658Multiple Airlines

Sun, 11 Apr - Fri, 16 Apr

08:56 - 08:05DSM Des Moines-LHR London Heathrow

17h 09m1 stop Chicago O'Hare Intl

07:50 - 23:49LHR London Heathrow-DSM Des Moines

21h 59m2 stops Madrid Barajas Chicago O'Hare Intl

£659Iberia

Wed, 21 Apr - Wed, 28 Apr

08:56 - 08:05DSM Des Moines-LHR London Heathrow

17h 09m1 stop Chicago O'Hare Intl

07:50 - 19:33LHR London Heathrow-DSM Des Moines

17h 43m2 stops Madrid Barajas Chicago O'Hare Intl

£659Iberia

Wed, 21 Apr - Wed, 28 Apr

08:56 - 08:05DSM Des Moines-LHR London Heathrow

17h 09m1 stop Chicago O'Hare Intl

07:50 - 19:33LHR London Heathrow-DSM Des Moines

17h 43m2 stops Madrid Barajas Chicago O'Hare Intl

£660Iberia

Wed, 21 Apr - Wed, 28 Apr

12:54 - 05:55DSM Des Moines-LHR London Heathrow

12h 01m1 stop Chicago O'Hare Intl

06:50 - 21:35LHR London Heathrow-DSM Des Moines

19h 45m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

£661United Airlines

Sun, 14 Mar - Fri, 19 Mar

Cheap last-minute flights

Enter your travel dates to find the best prices.

14:01 - 10:25DSM Des Moines-LHR London Heathrow

15h 24m1 stop Chicago O'Hare Intl

07:30 - 18:56LHR London Heathrow-DSM Des Moines

17h 26m2 stops Madrid Barajas Chicago O'Hare Intl

£716Iberia

Tue, 27 Oct - Tue, 3 Nov

14:01 - 08:35DSM Des Moines-LHR London Heathrow

13h 34m1 stop Chicago O'Hare Intl

07:30 - 00:18LHR London Heathrow-DSM Des Moines

22h 48m2 stops Madrid Barajas Chicago O'Hare Intl

£717Iberia

Tue, 27 Oct - Tue, 3 Nov

11:27 - 07:45DSM Des Moines-LHR London Heathrow

15h 18m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

06:30 - 16:55LHR London Heathrow-DSM Des Moines

16h 25m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

£721Delta

Tue, 27 Oct - Tue, 3 Nov

11:27 - 07:45DSM Des Moines-LHR London Heathrow

15h 18m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

06:30 - 16:55LHR London Heathrow-DSM Des Moines

16h 25m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

£722Delta

Tue, 27 Oct - Tue, 3 Nov

15:24 - 10:25DSM Des Moines-LHR London Heathrow

14h 01m2 stops Chicago O'Hare Intl Newark

06:50 - 17:28LHR London Heathrow-DSM Des Moines

16h 38m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

£726United Airlines

Tue, 27 Oct - Tue, 3 Nov

14:01 - 08:35DSM Des Moines-LHR London Heathrow

13h 34m1 stop Chicago O'Hare Intl

10:05 - 17:46LHR London Heathrow-DSM Des Moines

13h 41m1 stop Dallas/Fort Worth

£740American Airlines

Tue, 27 Oct - Tue, 3 Nov

14:01 - 08:35DSM Des Moines-LHR London Heathrow

13h 34m1 stop Chicago O'Hare Intl

10:05 - 17:46LHR London Heathrow-DSM Des Moines

13h 41m1 stop Dallas/Fort Worth

£741American Airlines

Tue, 27 Oct - Tue, 3 Nov

14:01 - 08:35DSM Des Moines-LHR London Heathrow

13h 34m1 stop Chicago O'Hare Intl

10:05 - 17:46LHR London Heathrow-DSM Des Moines

13h 41m1 stop Dallas/Fort Worth

£741American Airlines

Tue, 27 Oct - Tue, 3 Nov

15:03 - 07:50DSM Des Moines-LHR London Heathrow

11h 47m1 stop Atlanta Hartsfield-Jackson

09:50 - 21:00LHR London Heathrow-DSM Des Moines

17h 10m1 stop Minneapolis St Paul

£747Virgin Atlantic

Wed, 28 Oct - Wed, 4 Nov

10:57 - 07:05DSM Des Moines-LHR London Heathrow

15h 08m1 stop Minneapolis St Paul

06:30 - 16:55LHR London Heathrow-DSM Des Moines

16h 25m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

£765KLM

Wed, 28 Oct - Wed, 4 Nov

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United Airlines flights from Iowa to London Heathrow Airport

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

United Airlines

26 Jan

DSM18:30Des Moines

31h 25m

1 stop

LHR07:55London Heathrow

29 Jan

LHR06:50London Heathrow

22h 24m

2 stops

DSM23:14Des Moines

£573

United Airlines

10 Mar

DSM08:00Des Moines

17h 40m

1 stop

LHR07:40London Heathrow

16 Mar

LHR09:00London Heathrow

17h 35m

2 stops

DSM21:35Des Moines

£659

United Airlines

14 Mar

DSM12:54Des Moines

12h 01m

1 stop

LHR05:55London Heathrow

19 Mar

LHR06:50London Heathrow

19h 45m

2 stops

DSM21:35Des Moines

£661

British Airways flights from Iowa to London Heathrow Airport

Our best British Airways deals on Iowa to London Heathrow Airport flight tickets

British Airways

26 Jan

DSM10:26Des Moines

14h 29m

1 stop

LHR06:55London Heathrow

29 Jan

LHR16:30London Heathrow

13h 56m

1 stop

DSM00:26Des Moines

£664

British Airways

2 Mar

CID13:58Cedar Rapids

12h 37m

1 stop

LHR08:35London Heathrow

10 Mar

LHR19:40London Heathrow

28h 43m

2 stops

CID18:23Cedar Rapids

£664

British Airways

1 Feb

DSM14:39Des Moines

13h 46m

1 stop

LHR10:25London Heathrow

16 Feb

LHR15:40London Heathrow

15h 00m

1 stop

DSM00:40Des Moines

£665

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 return flight

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 26/1

18:30-07:55

1 stop31h 25m

London Heathrow

Fri 29/1

06:50-23:14

2 stops22h 24m

£573

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 26/1

08:00-07:10

2 stops17h 10m

London Heathrow

Fri 29/1

11:10-21:23

2 stops16h 13m

£644

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Mon 1/2

14:39-10:25

1 stop13h 46m

London Heathrow

Tue 16/2

19:40-19:02

2 stops29h 22m

£644

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Mon 1/2

18:30-17:05

2 stops16h 35m

London Heathrow

Tue 16/2

06:35-21:15

2 stops20h 40m

£647

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Wed 3/3

09:45-08:35

1 stop16h 50m

London Heathrow

Mon 15/3

19:40-19:02

2 stops28h 22m

£656

Fastest return journey

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Sun 11/4

15:15-11:50

2 stops14h 35m

London Heathrow

Fri 16/4

13:30-23:01

2 stops15h 31m

£658

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Wed 21/4

08:56-08:05

1 stop17h 09m

London Heathrow

Wed 28/4

07:50-23:49

2 stops21h 59m

£659

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Wed 21/4

08:56-08:05

1 stop17h 09m

London Heathrow

Wed 28/4

07:50-19:33

2 stops17h 43m

£659

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Wed 21/4

08:56-08:05

1 stop17h 09m

London Heathrow

Wed 28/4

07:50-19:33

2 stops17h 43m

£660

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Sun 14/3

12:54-05:55

1 stop12h 01m

London Heathrow

Fri 19/3

06:50-21:35

2 stops19h 45m

£661

Flights are sorted by cheapest return 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?

In general, March is the cheapest month to fly from Iowa to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £576. The month of April is another great option to travel to London Heathrow Airport, with average flight prices from Iowa averaging around £682.

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	£242
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 £242. The best return flight deal from Iowa to London Heathrow Airport found on momondo in the last 72 hours is £573.

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 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 required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Eastbourne

Wembley

Gatwick

Milton Keynes

Stratford-upon-Avon

Southend-on-Sea

Luton

Northampton

Ipswich

Slough

Swindon

Maidstone

Folkestone

Hastings

Ilford

Canterbury

Salisbury

Poole

Chichester

Colchester

Why use momondo?

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

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

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?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Iowa to London.

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.