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Cheap flights from Des Moines to London from $401

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 8/21. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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
5:11 pm - 9:40 am
DSM
-
LHR
35h 29m
1 stop
United Airlines Logo
6:50 am - 5:23 pm
LHR
-
DSM
16h 33m
2 stops
$752United Airlines
Sat, Oct 31 - Tue, Nov 3
Multiple Airlines Logo
6:52 pm - 6:30 am
DSM
-
LHR
30h 38m
2 stops
Multiple Airlines Logo
6:30 am - 5:23 pm
LHR
-
DSM
16h 53m
2 stops
$772Multiple Airlines
Sat, Oct 31 - Tue, Nov 3
Lufthansa Logo
6:52 pm - 8:05 am
DSM
-
LHR
31h 13m
2 stops
Lufthansa Logo
7:30 am - 11:02 pm
LHR
-
DSM
21h 32m
2 stops
$841Lufthansa
Tue, Nov 17 - Fri, Nov 20
Lufthansa Logo
6:55 pm - 7:40 pm
DSM
-
LHR
18h 45m
2 stops
Lufthansa Logo
11:10 am - 11:02 pm
LHR
-
DSM
16h 52m
2 stops
$869Lufthansa
Wed, Oct 21 - Thu, Oct 29
Iberia Logo
9:26 am - 10:25 am
DSM
-
LHR
18h 59m
1 stop
Iberia Logo
7:30 am - 7:09 pm
LHR
-
DSM
17h 39m
2 stops
$871Iberia
Tue, Nov 10 - Tue, Nov 17
Delta Logo
10:18 am - 7:10 am
DSM
-
LHR
14h 52m
1 stop
Delta Logo
8:40 am - 8:51 pm
LHR
-
DSM
17h 11m
2 stops
$875Delta
Wed, Oct 21 - Thu, Oct 29
United Airlines Logo
11:31 am - 5:55 am
DSM
-
LHR
12h 24m
1 stop
United Airlines Logo
6:50 am - 5:23 pm
LHR
-
DSM
16h 33m
2 stops
$876United Airlines
Sun, Nov 15 - Tue, Nov 24
Iberia Logo
2:01 pm - 12:05 pm
DSM
-
LHR
16h 04m
2 stops
Iberia Logo
6:05 am - 7:09 pm
LHR
-
DSM
19h 04m
2 stops
$879Iberia
Tue, Nov 10 - Tue, Nov 17
United Airlines Logo
3:15 pm - 5:55 am
DSM
-
LHR
32h 40m
1 stop
United Airlines Logo
6:50 am - 9:35 pm
LHR
-
DSM
20h 45m
2 stops
$881United Airlines
Sat, Nov 14 - Tue, Nov 24
United Airlines Logo
11:33 am - 12:35 pm
DSM
-
LHR
19h 02m
1 stop
United Airlines Logo
6:50 am - 5:48 pm
LHR
-
DSM
16h 58m
2 stops
$884United Airlines
Sun, Sep 27 - Tue, Oct 6

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Iberia flights from Des Moines to London Heathrow Airport

Our best Iberia deals on Des Moines to London Heathrow Airport flight tickets
Iberia
Aug 25
DSM7:49 pmDes Moines
10h 26m
1 stop
LHR12:15 pmLondon Heathrow
Sep 1
LHR6:15 amLondon Heathrow
19h 04m
2 stops
DSM7:19 pmDes Moines
$924
Iberia
Aug 25
DSM1:55 pmDes Moines
14h 40m
2 stops
LHR10:35 amLondon Heathrow
Sep 1
LHR6:15 amLondon Heathrow
19h 04m
2 stops
DSM7:19 pmDes Moines
$944
Iberia
Jul 17
DSM9:02 amDes Moines
19h 28m
1 stop
LHR10:30 amLondon Heathrow
Jul 23
LHR12:15 pmLondon Heathrow
12h 18m
1 stop
DSM6:33 pmDes Moines
$1,493

Lufthansa flights from Des Moines to London Heathrow Airport

Our best Lufthansa deals on Des Moines to London Heathrow Airport flight tickets
Lufthansa
Oct 6
DSM6:55 pmDes Moines
16h 45m
2 stops
LHR5:40 pmLondon Heathrow
Oct 13
LHR10:50 amLondon Heathrow
16h 33m
2 stops
DSM9:23 pmDes Moines
$888
Lufthansa
Aug 18
DSM1:21 pmDes Moines
15h 19m
2 stops
LHR10:40 amLondon Heathrow
Sep 7
LHR7:30 pmLondon Heathrow
27h 58m
2 stops
DSM5:28 pmDes Moines
$965
Lufthansa
Aug 18
DSM1:21 pmDes Moines
15h 19m
2 stops
LHR10:40 amLondon Heathrow
Sep 7
LHR7:30 pmLondon Heathrow
27h 58m
2 stops
DSM5:28 pmDes Moines
$966

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 July 13, 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

Sat 10/31

5:11 pm-9:40 am

1 stop35h 29m

London Heathrow

Tue 11/3

6:50 am-5:23 pm

2 stops16h 33m

$752

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sat 10/31

6:52 pm-6:30 am

2 stops30h 38m

London Heathrow

Tue 11/3

6:30 am-5:23 pm

2 stops16h 53m

$772

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Tue 11/17

6:52 pm-8:05 am

2 stops31h 13m

London Heathrow

Fri 11/20

7:30 am-11:02 pm

2 stops21h 32m

$841

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 10/21

6:55 pm-7:40 pm

2 stops18h 45m

London Heathrow

Thu 10/29

11:10 am-11:02 pm

2 stops16h 52m

$869

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Tue 11/10

9:26 am-10:25 am

1 stop18h 59m

London Heathrow

Tue 11/17

7:30 am-7:09 pm

2 stops17h 39m

$871

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 10/21

10:18 am-7:10 am

1 stop14h 52m

London Heathrow

Thu 10/29

8:40 am-8:51 pm

2 stops17h 11m

$875
Quickest round-trip

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sun 11/15

11:31 am-5:55 am

1 stop12h 24m

London Heathrow

Tue 11/24

6:50 am-5:23 pm

2 stops16h 33m

$876

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Tue 11/10

2:01 pm-12:05 pm

2 stops16h 04m

London Heathrow

Tue 11/17

6:05 am-7:09 pm

2 stops19h 04m

$879

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sat 11/14

3:15 pm-5:55 am

1 stop32h 40m

London Heathrow

Tue 11/24

6:50 am-9:35 pm

2 stops20h 45m

$881

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sun 9/27

11:33 am-12:35 pm

1 stop19h 02m

London Heathrow

Tue 10/6

6:50 am-5:48 pm

2 stops16h 58m

$884

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 September is, on average, the cheapest month to fly to London Heathrow Airport from Des Moines, with most prices found around $706. If you’re not able to fly to London Heathrow Airport in September, then November is your next best option. Flight prices from Des Moines to London Heathrow Airport during November average around $739.

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

You could potentially save up to 29% 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

11h 40m

Direct flights

None
The fastest flight from Des Moines to London Heathrow Airport takes 11h 40m
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 11h 40m.

  • 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
7.8
8,465 reviews
Search Delta flights
American AirlinesPriceFrom $681Free CancellationRating
7.1
11,811 reviews
Search American Airlines flights
British AirwaysPriceFrom $711Free CancellationRating
6.7
8,113 reviews
Search British Airways flights
United AirlinesPriceFrom $739Free CancellationRating
7.4
9,987 reviews
Search United Airlines flights

Traveling to a place near London?

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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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