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

United Airlines, Delta, and Aer Lingus are the most popular carriers operating from Iowa to London

How long does it take to fly to London?

Flight times from Iowa to London vary, but if you’re flying out of Des Moines and flying into London Heathrow Airport (one of the most popular routes), then the duration is 10h 40m on average. Another popular route from Iowa to London is flying from Cedar Rapids to London Heathrow Airport, which will take roughly 12h 18m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Iowa to London?

Prices for flights from Iowa to London are updated daily.

How old do you have to be to fly from Iowa to London?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Iowa to London.

What documentation or ID do you need to fly to London?

The required travel and health documents for your London 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£247 Cheap Flights from Iowa to London in 2026

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.

06:25 - 10:00

DSM

LGW

21h 35m

2 stops

10:10 - 11:56

LGW

DSM

31h 46m

1 stop

£500Multiple Airlines

Mon, 19 Oct - Tue, 3 Nov

08:43 - 10:00

DSM

LGW

43h 17m

2 stops

10:10 - 11:56

LGW

DSM

31h 46m

1 stop

£510Multiple Airlines

Thu, 22 Oct - Tue, 3 Nov

17:19 - 09:40

OMA

LHR

34h 21m

1 stop

06:50 - 22:59

LHR

OMA

22h 09m

2 stops

£564United Airlines

Sat, 17 Oct - Tue, 20 Oct

13:55 - 10:10

OMA

LHR

38h 15m

2 stops

06:50 - 17:34

LHR

OMA

16h 44m

2 stops

£568United Airlines

Sat, 17 Oct - Tue, 20 Oct

18:55 - 19:40

DSM

LHR

18h 45m

2 stops

11:10 - 23:02

LHR

DSM

16h 52m

2 stops

£654Lufthansa

Mon, 19 Oct - Tue, 27 Oct

09:26 - 07:40

DSM

LHR

16h 14m

1 stop

07:30 - 19:09

LHR

DSM

16h 39m

2 stops

£655Iberia

Mon, 19 Oct - Tue, 27 Oct

18:13 - 12:15

CID

LHR

12h 02m

1 stop

06:15 - 17:39

LHR

CID

17h 24m

2 stops

£655Iberia

Wed, 21 Oct - Thu, 12 Nov

18:55 - 15:40

DSM

LHR

14h 45m

2 stops

07:25 - 21:23

LHR

DSM

19h 58m

2 stops

£659Lufthansa

Mon, 5 Oct - Tue, 20 Oct

05:30 - 06:20

CID

LHR

18h 50m

2 stops

08:40 - 21:51

LHR

CID

19h 11m

2 stops

£659Virgin Atlantic

Wed, 21 Oct - Thu, 12 Nov

17:15 - 13:05

CID

LHR

13h 50m

1 stop

10:50 - 21:51

LHR

CID

17h 01m

1 stop

£678Virgin Atlantic

Wed, 21 Oct - Thu, 12 Nov

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United Airlines flights from Iowa to London

Our best United Airlines deals on Iowa to London flight tickets

United Airlines

12 Jan

MLI10:35Moline Quad-City

19h 25m

1 stop

LHR12:00London Heathrow

14 Jan

LHR09:00London Heathrow

20h 04m

2 stops

MLI23:04Moline Quad-City

£564

United Airlines

12 Jan

MLI14:26Moline Quad-City

12h 44m

2 stops

LHR09:10London Heathrow

14 Jan

LHR09:00London Heathrow

20h 04m

2 stops

MLI23:04Moline Quad-City

£567

United Airlines

10 Jan

OMA17:15Omaha Eppley Airfield

34h 25m

1 stop

LHR09:40London Heathrow

13 Jan

LHR06:50London Heathrow

16h 31m

2 stops

OMA17:21Omaha Eppley Airfield

£575

Delta flights from Iowa to London

Our best Delta deals on Iowa to London flight tickets

Delta

2 Nov

OMA08:00Omaha Eppley Airfield

17h 50m

1 stop

LHR07:50London Heathrow

26 Nov

LHR06:30London Heathrow

16h 32m

2 stops

OMA17:02Omaha Eppley Airfield

£657

Delta

18 Oct

CID11:00Cedar Rapids

20h 05m

1 stop

LHR13:05London Heathrow

29 Oct

LHR06:30London Heathrow

21h 35m

2 stops

CID23:05Cedar Rapids

£658

Delta

8 Dec

MLI05:55Moline Quad-City

22h 20m

2 stops

LHR10:15London Heathrow

15 Dec

LHR06:30London Heathrow

22h 00m

2 stops

MLI22:30Moline Quad-City

£661

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Des MoinesLondon

DSM - LGW

DSMLGW

Des Moines

Mon 19/10

06:25-10:00

2 stops21h 35m

London Gatwick

Tue 3/11

10:10-11:56

1 stop31h 46m

£500

Des MoinesLondon

DSM - LGW

DSMLGW

Des Moines

Thu 22/10

08:43-10:00

2 stops43h 17m

London Gatwick

Tue 3/11

10:10-11:56

1 stop31h 46m

£510

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Sat 17/10

17:19-09:40

1 stop34h 21m

London Heathrow

Tue 20/10

06:50-22:59

2 stops22h 09m

£564

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Sat 17/10

13:55-10:10

2 stops38h 15m

London Heathrow

Tue 20/10

06:50-17:34

2 stops16h 44m

£568

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Mon 19/10

18:55-19:40

2 stops18h 45m

London Heathrow

Tue 27/10

11:10-23:02

2 stops16h 52m

£654

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Mon 19/10

09:26-07:40

1 stop16h 14m

London Heathrow

Tue 27/10

07:30-19:09

2 stops16h 39m

£655

Fastest return journey

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Wed 21/10

18:13-12:15

1 stop12h 02m

London Heathrow

Thu 12/11

06:15-17:39

2 stops17h 24m

£655

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Mon 5/10

18:55-15:40

2 stops14h 45m

London Heathrow

Tue 20/10

07:25-21:23

2 stops19h 58m

£659

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Wed 21/10

05:30-06:20

2 stops18h 50m

London Heathrow

Thu 12/11

08:40-21:51

2 stops19h 11m

£659

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Wed 21/10

17:15-13:05

1 stop13h 50m

London Heathrow

Thu 12/11

10:50-21:51

1 stop17h 01m

£678

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

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?

The cheapest month to fly to London from Iowa is in November. Flight prices, which tend to average around £594, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Iowa averaging around £627.

Cheap Iowa to London flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Iowa to London

Fastest flight time	10h 00m
Direct flights	None

The fastest flight from Iowa to London takes 10h 00m

There are no direct flights from Iowa to London. There are no popular flight routes from Iowa to London.

Search flight deals

Frequently asked questions about flying from Iowa to London

When did momondo last update prices for flights from Iowa to London?
Prices for flights from Iowa to London are updated daily.
How old do you have to be to fly from Iowa to London?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Iowa to London.
What documentation or ID do you need to fly to London?
The required travel and health documents for your London 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Eastbourne

Wembley

Gatwick

Milton Keynes

Luton

Southend-on-Sea

Slough

Ipswich

Maidstone

Folkestone

Ilford

Hastings

Canterbury

Guildford

Chichester

Hayes

Bedford

Colchester

Harlow

Chelmsford

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Iowa to London . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to London from Iowa on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

If you are not ready to book a flight from Iowa to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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Cheap flights from Iowa to London from £247

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 29/11. 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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United Airlines flights from Iowa to London

Our best United Airlines deals on Iowa to London flight tickets

Delta flights from Iowa to London

Our best Delta deals on Iowa to London flight tickets

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How to get the cheapest flight ticket from Iowa to London

What is the cheapest month to fly to London?

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

How long does it take to fly to London?

Cheap Iowa to London flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Iowa to London

Travelling to a place near London?

Why use momondo?

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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