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Cheap flights from Iowa 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 Iowa to London departing on 8/3. 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 Iowa to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
6:45 pm - 7:40 pm
OMA
-
LHR
18h 55m
2 stops
Lufthansa Logo
8:30 am - 8:27 pm
LHR
-
OMA
17h 57m
2 stops
$636Lufthansa
Tue, Apr 7 - Wed, Apr 15
British Airways Logo
12:00 pm - 7:40 am
DSM
-
LHR
13h 40m
1 stop
British Airways Logo
7:50 am - 11:49 pm
LHR
-
DSM
21h 59m
2 stops
$637British Airways
Wed, Apr 15 - Wed, Apr 29
Iberia Logo
2:55 pm - 2:25 pm
OMA
-
LHR
17h 30m
1 stop
Iberia Logo
11:30 am - 11:32 pm
LHR
-
OMA
18h 02m
2 stops
$643Iberia
Tue, Apr 7 - Wed, Apr 15
United Airlines Logo
3:22 pm - 8:30 am
OMA
-
LHR
11h 08m
1 stop
United Airlines Logo
10:50 am - 10:06 pm
LHR
-
OMA
17h 16m
2 stops
$648United Airlines
Wed, Apr 1 - Wed, Apr 8
Delta Logo
2:44 pm - 1:15 pm
DSM
-
LHR
16h 31m
1 stop
Delta Logo
6:30 am - 5:06 pm
LHR
-
DSM
16h 36m
2 stops
$648Delta
Wed, Apr 29 - Fri, May 8
Delta Logo
11:51 am - 10:20 am
DSM
-
LHR
16h 29m
2 stops
Delta Logo
6:30 am - 5:06 pm
LHR
-
DSM
16h 36m
2 stops
$652Delta
Wed, Apr 29 - Fri, May 8
United Airlines Logo
6:30 am - 8:30 am
MLI
-
LHR
20h 00m
1 stop
United Airlines Logo
6:50 am - 10:47 pm
LHR
-
MLI
21h 57m
2 stops
$655United Airlines
Wed, Apr 8 - Wed, Apr 15
Multiple Airlines Logo
11:28 am - 10:00 am
OMA
-
LHR
16h 32m
2 stops
Multiple Airlines Logo
9:30 am - 8:27 pm
LHR
-
OMA
16h 57m
2 stops
$663Multiple Airlines
Tue, Apr 7 - Wed, Apr 15
Multiple Airlines Logo
1:53 pm - 11:50 am
OMA
-
LHR
15h 57m
2 stops
Multiple Airlines Logo
7:30 am - 8:27 pm
LHR
-
OMA
18h 57m
2 stops
$668Multiple Airlines
Wed, Apr 1 - Wed, Apr 8
Iberia Logo
6:52 pm - 12:15 pm
CID
-
LHR
11h 23m
1 stop
Iberia Logo
6:15 am - 6:22 pm
LHR
-
CID
18h 07m
2 stops
$713Iberia
Tue, Apr 7 - Tue, Apr 14

British Airways flights from Iowa to London Heathrow Airport

Our best British Airways deals on Iowa to London Heathrow Airport flight tickets
British Airways
Apr 15
DSM12:00 pmDes Moines
13h 40m
1 stop
LHR7:40 amLondon Heathrow
Apr 29
LHR7:50 amLondon Heathrow
21h 59m
2 stops
DSM11:49 pmDes Moines
$637
British Airways
Apr 28
DSM2:16 pmDes Moines
14h 14m
1 stop
LHR10:30 amLondon Heathrow
May 13
LHR7:50 amLondon Heathrow
17h 43m
2 stops
DSM7:33 pmDes Moines
$670
British Airways
Apr 7
OMA2:55 pmOmaha Eppley Airfield
15h 15m
1 stop
LHR12:10 pmLondon Heathrow
Apr 15
LHR8:55 amLondon Heathrow
15h 35m
1 stop
OMA6:30 pmOmaha Eppley Airfield
$672

Iberia flights from Iowa to London Heathrow Airport

Our best Iberia deals on Iowa to London Heathrow Airport flight tickets
Iberia
Apr 29
DSM8:03 pmDes Moines
10h 12m
1 stop
LHR12:15 pmLondon Heathrow
May 12
LHR6:15 amLondon Heathrow
19h 18m
2 stops
DSM7:33 pmDes Moines
$643
Iberia
Apr 1
OMA12:16 pmOmaha Eppley Airfield
13h 24m
1 stop
LHR7:40 amLondon Heathrow
Apr 8
LHR12:15 pmLondon Heathrow
12h 49m
1 stop
OMA7:04 pmOmaha Eppley Airfield
$676
Iberia
Apr 15
DSM12:00 pmDes Moines
13h 40m
1 stop
LHR7:40 amLondon Heathrow
Apr 29
LHR6:15 amLondon Heathrow
23h 34m
2 stops
DSM11:49 pmDes Moines
$704

momondo Fare Finder

 
Customize your flight search to find flights from Iowa 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 February 23, 2026.
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

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Tue 4/7

6:45 pm-7:40 pm

2 stops18h 55m

London Heathrow

Wed 4/15

8:30 am-8:27 pm

2 stops17h 57m

$636

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 4/15

12:00 pm-7:40 am

1 stop13h 40m

London Heathrow

Wed 4/29

7:50 am-11:49 pm

2 stops21h 59m

$637

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Tue 4/7

2:55 pm-2:25 pm

1 stop17h 30m

London Heathrow

Wed 4/15

11:30 am-11:32 pm

2 stops18h 02m

$643

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 4/1

3:22 pm-8:30 am

1 stop11h 08m

London Heathrow

Wed 4/8

10:50 am-10:06 pm

2 stops17h 16m

$648

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 4/29

2:44 pm-1:15 pm

1 stop16h 31m

London Heathrow

Fri 5/8

6:30 am-5:06 pm

2 stops16h 36m

$648

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 4/29

11:51 am-10:20 am

2 stops16h 29m

London Heathrow

Fri 5/8

6:30 am-5:06 pm

2 stops16h 36m

$652

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Wed 4/8

6:30 am-8:30 am

1 stop20h 00m

London Heathrow

Wed 4/15

6:50 am-10:47 pm

2 stops21h 57m

$655

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Tue 4/7

11:28 am-10:00 am

2 stops16h 32m

London Heathrow

Wed 4/15

9:30 am-8:27 pm

2 stops16h 57m

$663

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 4/1

1:53 pm-11:50 am

2 stops15h 57m

London Heathrow

Wed 4/8

7:30 am-8:27 pm

2 stops18h 57m

$668

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Tue 4/7

6:52 pm-12:15 pm

1 stop11h 23m

London Heathrow

Tue 4/14

6:15 am-6:22 pm

2 stops18h 07m

$713

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 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

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

The month of November is, on average, the cheapest month to fly to London Heathrow Airport from Iowa, with most prices found around $739. If you’re not able to fly to London Heathrow Airport in November, then October is your next best option. Flight prices from Iowa to London Heathrow Airport during October average around $750.

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 Iowa when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $986 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 Iowa for as low as $800 on momondo.

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

You could potentially save up to 47% 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

Fastest flight time

10h 19m

Direct flights

None
The fastest flight from Iowa to London Heathrow Airport takes 10h 19m
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

  • 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?

  • 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
DeltaPriceFrom $621Free CancellationRating
7.9
8,239 reviews
Search Delta flights
British AirwaysPriceFrom $627Free CancellationRating
6.7
7,762 reviews
Search British Airways flights
American AirlinesPriceFrom $640Free CancellationRating
7.2
11,344 reviews
Search American Airlines flights
United AirlinesPriceFrom $726Free CancellationRating
7.4
9,344 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
Stratford-upon-Avon
Crawley
Hayes
Wembley
Dartford
Brentwood
Croydon
Guildford
Harrow
Watford
Cobham
Folkestone
Romford
Stansted

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.

An easier way to manage your London Heathrow Airport trip

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