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Cheap flights from Des Moines to London from $223

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 4/29. 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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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.
Virgin Atlantic Logo
12:04 pm - 7:50 am
DSM
-
LHR
13h 46m
1 stop
Virgin Atlantic Logo
11:05 am - 9:10 pm
LHR
-
DSM
15h 05m
1 stop
$572Virgin Atlantic
Wed, Mar 4 - Wed, Mar 11
KLM Logo
5:24 am - 9:00 am
DSM
-
LHR
21h 36m
1 stop
KLM Logo
6:30 am - 4:54 pm
LHR
-
DSM
15h 24m
2 stops
$617KLM
Wed, Mar 4 - Wed, Mar 11
KLM Logo
5:24 am - 9:00 am
DSM
-
LHR
21h 36m
1 stop
KLM Logo
6:30 am - 4:54 pm
LHR
-
DSM
15h 24m
2 stops
$623KLM
Wed, Mar 4 - Wed, Mar 11
KLM Logo
12:04 pm - 7:50 am
DSM
-
LHR
13h 46m
1 stop
KLM Logo
6:30 am - 4:54 pm
LHR
-
DSM
15h 24m
2 stops
$629KLM
Wed, Mar 4 - Wed, Mar 11
United Airlines Logo
7:15 am - 7:30 am
DSM
-
LHR
19h 15m
1 stop
United Airlines Logo
6:50 am - 9:40 pm
LHR
-
DSM
19h 50m
2 stops
$630United Airlines
Mon, Mar 9 - Mon, Mar 16
Delta Logo
6:50 am - 7:05 am
DSM
-
LHR
18h 15m
1 stop
Delta Logo
6:30 am - 9:20 pm
LHR
-
DSM
20h 50m
2 stops
$631Delta
Wed, Feb 25 - Mon, Mar 2
United Airlines Logo
9:04 am - 7:10 am
DSM
-
LHR
16h 06m
2 stops
United Airlines Logo
6:50 am - 9:40 pm
LHR
-
DSM
19h 50m
2 stops
$633United Airlines
Wed, Mar 4 - Wed, Mar 11
United Airlines Logo
3:24 pm - 10:50 am
DSM
-
LHR
13h 26m
2 stops
United Airlines Logo
9:00 am - 9:40 pm
LHR
-
DSM
17h 40m
2 stops
$635United Airlines
Wed, Mar 4 - Wed, Mar 11
Delta Logo
10:28 am - 7:50 am
DSM
-
LHR
16h 22m
2 stops
Delta Logo
8:40 am - 10:38 pm
LHR
-
DSM
18h 58m
2 stops
$636Delta
Tue, Mar 10 - Tue, Mar 17
Delta Logo
12:04 pm - 10:15 am
DSM
-
LHR
16h 11m
2 stops
Delta Logo
6:30 am - 9:10 pm
LHR
-
DSM
19h 40m
2 stops
$638Delta
Wed, Mar 4 - Wed, Mar 11

United Airlines flights from Des Moines to London Heathrow Airport

Our best United Airlines deals on Des Moines to London Heathrow Airport flight tickets
United Airlines
Mar 9
DSM7:15 amDes Moines
19h 15m
1 stop
LHR7:30 amLondon Heathrow
Mar 16
LHR6:50 amLondon Heathrow
19h 50m
2 stops
DSM9:40 pmDes Moines
$630
United Airlines
Feb 25
DSM6:55 pmDes Moines
10h 20m
1 stop
LHR11:15 amLondon Heathrow
Mar 4
LHR11:10 amLondon Heathrow
16h 31m
2 stops
DSM9:41 pmDes Moines
$633
United Airlines
Mar 4
DSM3:24 pmDes Moines
13h 26m
2 stops
LHR10:50 amLondon Heathrow
Mar 11
LHR9:00 amLondon Heathrow
17h 40m
2 stops
DSM9:40 pmDes Moines
$635

Air Canada flights from Des Moines to London Heathrow Airport

Our best Air Canada deals on Des Moines to London Heathrow Airport flight tickets
Air Canada
Mar 9
DSM6:49 pmDes Moines
31h 21m
2 stops
LHR7:10 amLondon Heathrow
Mar 16
LHR1:25 pmLondon Heathrow
29h 57m
2 stops
DSM2:22 pmDes Moines
$648
Air Canada
Mar 7
DSM6:49 pmDes Moines
29h 41m
2 stops
LHR6:30 amLondon Heathrow
Mar 15
LHR1:25 pmLondon Heathrow
28h 58m
2 stops
DSM1:23 pmDes Moines
$762
Air Canada
May 1
DSM6:15 amDes Moines
21h 45m
2 stops
LHR10:00 amLondon Heathrow
May 10
LHR9:30 amLondon Heathrow
17h 48m
2 stops
DSM9:18 pmDes Moines
$781

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 January 27, 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

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 3/4

12:04 pm-7:50 am

1 stop13h 46m

London Heathrow

Wed 3/11

11:05 am-9:10 pm

1 stop15h 05m

$572

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 3/4

5:24 am-9:00 am

1 stop21h 36m

London Heathrow

Wed 3/11

6:30 am-4:54 pm

2 stops15h 24m

$617

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 3/4

5:24 am-9:00 am

1 stop21h 36m

London Heathrow

Wed 3/11

6:30 am-4:54 pm

2 stops15h 24m

$623

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 3/4

12:04 pm-7:50 am

1 stop13h 46m

London Heathrow

Wed 3/11

6:30 am-4:54 pm

2 stops15h 24m

$629

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Mon 3/9

7:15 am-7:30 am

1 stop19h 15m

London Heathrow

Mon 3/16

6:50 am-9:40 pm

2 stops19h 50m

$630

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 2/25

6:50 am-7:05 am

1 stop18h 15m

London Heathrow

Mon 3/2

6:30 am-9:20 pm

2 stops20h 50m

$631

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 3/4

9:04 am-7:10 am

2 stops16h 06m

London Heathrow

Wed 3/11

6:50 am-9:40 pm

2 stops19h 50m

$633

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 3/4

3:24 pm-10:50 am

2 stops13h 26m

London Heathrow

Wed 3/11

9:00 am-9:40 pm

2 stops17h 40m

$635

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Tue 3/10

10:28 am-7:50 am

2 stops16h 22m

London Heathrow

Tue 3/17

8:40 am-10:38 pm

2 stops18h 58m

$636

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 3/4

12:04 pm-10:15 am

2 stops16h 11m

London Heathrow

Wed 3/11

6:30 am-9:10 pm

2 stops19h 40m

$638

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 October is, on average, the cheapest month to fly to London Heathrow Airport from Des Moines, with most prices found around $750. If you’re not able to fly to London Heathrow Airport in October, then November is your next best option. Flight prices from Des Moines to London Heathrow Airport during November average around $827.

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Des Moines when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $971 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Des Moines for as low as $800 on momondo.

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

You could potentially save up to 10% on your flight if you consider stops on a Des Moines to London Heathrow Airport flight.

How have Des Moines to London Heathrow Airport flight prices changed over time?

As of January 2026, prices for Des Moines to London Heathrow Airport flights are approximately 33% more expensive when compared to flights at the same time last year.

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 05m

Direct flights

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

  • 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 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 $621Free CancellationRating
7.9
8,119 reviews
Search Delta flights
American AirlinesPriceFrom $699Free CancellationRating
7.2
11,197 reviews
Search American Airlines flights
British AirwaysPriceFrom $711Free CancellationRating
6.7
7,702 reviews
Search British Airways flights
United AirlinesPriceFrom $723Free CancellationRating
7.4
9,205 reviews
Search United Airlines flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Slough
Guildford
Crawley
Wembley
Dartford
Hayes
Stratford-upon-Avon
Brentwood
Harrow
Watford
Cobham
Folkestone
Romford
Stansted
Croydon

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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