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Cheap flights from Des Moines to London from $380

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Des Moines to London departing on 10/15. 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 Des Moines to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:15 am - 7:45 am
DSM
-
LHR
19h 30m
1 stop
United Airlines Logo
6:50 am - 5:18 pm
LHR
-
DSM
16h 28m
2 stops
$808United Airlines
Sun, Aug 23 - Tue, Aug 25
United Airlines Logo
11:32 am - 10:00 am
DSM
-
LHR
16h 28m
2 stops
United Airlines Logo
6:50 am - 5:28 pm
LHR
-
DSM
16h 38m
2 stops
$811United Airlines
Tue, Aug 25 - Thu, Aug 27
United Airlines Logo
8:00 am - 6:55 am
DSM
-
LHR
16h 55m
2 stops
United Airlines Logo
6:50 am - 5:18 pm
LHR
-
DSM
16h 28m
2 stops
$812United Airlines
Sun, Aug 23 - Tue, Aug 25
United Airlines Logo
6:55 pm - 9:00 am
DSM
-
LHR
32h 05m
1 stop
United Airlines Logo
6:50 am - 5:28 pm
LHR
-
DSM
16h 38m
2 stops
$813United Airlines
Mon, Aug 24 - Thu, Aug 27
United Airlines Logo
3:20 pm - 10:15 am
DSM
-
LHR
12h 55m
2 stops
United Airlines Logo
8:00 am - 10:28 pm
LHR
-
DSM
20h 28m
1 stop
$831United Airlines
Mon, Aug 24 - Wed, Aug 26
British Airways Logo
6:07 pm - 12:15 pm
DSM
-
LHR
12h 08m
1 stop
British Airways Logo
6:15 am - 8:11 pm
LHR
-
DSM
19h 56m
2 stops
$895British Airways
Wed, Oct 7 - Wed, Oct 14
Multiple Airlines Logo
10:26 am - 10:30 am
DSM
-
LHR
18h 04m
1 stop
Multiple Airlines Logo
7:25 pm - 12:16 am
LHR
-
DSM
34h 51m
2 stops
$898Multiple Airlines
Tue, Aug 18 - Mon, Sep 7
Multiple Airlines Logo
1:51 pm - 11:15 am
DSM
-
LHR
15h 24m
1 stop
Multiple Airlines Logo
7:25 pm - 12:16 am
LHR
-
DSM
34h 51m
2 stops
$899Multiple Airlines
Tue, Aug 18 - Mon, Sep 7
British Airways Logo
9:38 am - 6:50 am
DSM
-
LHR
15h 12m
1 stop
British Airways Logo
9:45 am - 11:28 pm
LHR
-
DSM
19h 43m
1 stop
$903British Airways
Wed, Sep 23 - Fri, Oct 2
Multiple Airlines Logo
1:51 pm - 7:10 pm
DSM
-
LHR
23h 19m
2 stops
Multiple Airlines Logo
7:25 pm - 12:16 am
LHR
-
DSM
34h 51m
2 stops
$904Multiple Airlines
Tue, Aug 18 - Mon, Sep 7

Delta flights from Des Moines to London Heathrow Airport

Our best Delta deals on Des Moines to London Heathrow Airport flight tickets
Delta
Sep 27
DSM2:35 pmDes Moines
16h 30m
1 stop
LHR1:05 pmLondon Heathrow
Oct 2
LHR9:55 amLondon Heathrow
17h 22m
2 stops
DSM9:17 pmDes Moines
$939
Delta
Sep 23
DSM10:15 amDes Moines
16h 35m
2 stops
LHR8:50 amLondon Heathrow
Oct 2
LHR6:30 amLondon Heathrow
17h 12m
2 stops
DSM5:42 pmDes Moines
$943
Delta
Sep 23
DSM10:15 amDes Moines
18h 05m
2 stops
LHR10:20 amLondon Heathrow
Oct 2
LHR6:30 amLondon Heathrow
17h 12m
2 stops
DSM5:42 pmDes Moines
$944

British Airways flights from Des Moines to London Heathrow Airport

Our best British Airways deals on Des Moines to London Heathrow Airport flight tickets
British Airways
Oct 7
DSM6:07 pmDes Moines
12h 08m
1 stop
LHR12:15 pmLondon Heathrow
Oct 14
LHR6:15 amLondon Heathrow
19h 56m
2 stops
DSM8:11 pmDes Moines
$895
British Airways
Sep 23
DSM9:38 amDes Moines
15h 12m
1 stop
LHR6:50 amLondon Heathrow
Oct 2
LHR9:45 amLondon Heathrow
19h 43m
1 stop
DSM11:28 pmDes Moines
$903
British Airways
Oct 13
DSM6:07 pmDes Moines
30h 43m
1 stop
LHR6:50 amLondon Heathrow
Oct 21
LHR6:15 amLondon Heathrow
21h 29m
2 stops
DSM9:44 pmDes Moines
$916

momondo Fare Finder

 
Customize your flight search to find flights from Des Moines 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 May 14, 2026.
Use the filters below to find and compare flights from Des Moines to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sun 8/23

6:15 am-7:45 am

1 stop19h 30m

London Heathrow

Tue 8/25

6:50 am-5:18 pm

2 stops16h 28m

$808

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Tue 8/25

11:32 am-10:00 am

2 stops16h 28m

London Heathrow

Thu 8/27

6:50 am-5:28 pm

2 stops16h 38m

$811

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sun 8/23

8:00 am-6:55 am

2 stops16h 55m

London Heathrow

Tue 8/25

6:50 am-5:18 pm

2 stops16h 28m

$812

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Mon 8/24

6:55 pm-9:00 am

1 stop32h 05m

London Heathrow

Thu 8/27

6:50 am-5:28 pm

2 stops16h 38m

$813

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Mon 8/24

3:20 pm-10:15 am

2 stops12h 55m

London Heathrow

Wed 8/26

8:00 am-10:28 pm

1 stop20h 28m

$831
Quickest round-trip

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 10/7

6:07 pm-12:15 pm

1 stop12h 08m

London Heathrow

Wed 10/14

6:15 am-8:11 pm

2 stops19h 56m

$895

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Tue 8/18

10:26 am-10:30 am

1 stop18h 04m

London Heathrow

Mon 9/7

7:25 pm-12:16 am

2 stops34h 51m

$898

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Tue 8/18

1:51 pm-11:15 am

1 stop15h 24m

London Heathrow

Mon 9/7

7:25 pm-12:16 am

2 stops34h 51m

$899

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 9/23

9:38 am-6:50 am

1 stop15h 12m

London Heathrow

Fri 10/2

9:45 am-11:28 pm

1 stop19h 43m

$903

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Tue 8/18

1:51 pm-7:10 pm

2 stops23h 19m

London Heathrow

Mon 9/7

7:25 pm-12:16 am

2 stops34h 51m

$904

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Des Moines 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 is the typical price of a round-trip flight between Des Moines and London Heathrow Airport?

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 Des Moines, with most prices found around $665. If you’re not able to fly to London Heathrow Airport in March, then September is your next best option. Flight prices from Des Moines to London Heathrow Airport during September average around $706.

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

You could potentially save up to 21% on your flight if you consider stops on a Des Moines to London Heathrow Airport flight.

When to book flights from Des Moines to London Heathrow Airport

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

Cheap Des Moines to London Heathrow Airport (DSM to LHR) flight deals and tips

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

Fastest flight time

14h 05m

Direct flights

None
The fastest flight from Des Moines to London Heathrow Airport takes 14h 05m
There are no direct flights from Des Moines to London Heathrow Airport. There are no popular flight routes from Des Moines to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Des Moines to London Heathrow Airport

  • How far is Des Moines to London Heathrow by plane?

    There are 4172.5 mi between Des Moines and London Heathrow. A reasonable flight in good conditions will take 14h 05m.

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

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

  • How many operators does momondo search for flights from Des Moines Airport to London Heathrow Airport?

  • How old do you have to be to fly from Des Moines Airport 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 Des Moines 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.

  • What is the most popular airline from Des Moines to London Heathrow Airport?

Best airlines flying from Des Moines to London Heathrow Airport

Compare and see reviews for airlines that fly from Des Moines to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $591Free CancellationRating
7.9
8,456 reviews
Search Delta flights
American AirlinesPriceFrom $681Free CancellationRating
7.1
11,669 reviews
Search American Airlines flights
British AirwaysPriceFrom $711Free CancellationRating
6.7
7,979 reviews
Search British Airways flights
United AirlinesPriceFrom $723Free CancellationRating
7.4
9,712 reviews
Search United Airlines flights

Traveling to a place near London?

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Gatwick
Milton Keynes
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Hayes
Crawley
Stratford-upon-Avon
Wembley
Slough
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Stansted
Watford
Harrow
Brentwood
Dartford
Cobham
Folkestone
Romford
Uxbridge

Why use momondo?

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

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

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

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

How can momondo help me find flights from Des Moines to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Des Moines.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Des Moines and alert you when they change.

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