What airlines fly to London?

United Airlines, British Airways and American Airlines are the top three most popular airlines that fly to London from Iowa according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to London. Keep in mind that there are 4 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

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

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

How long does it take to fly to London?

If you’re flying from a popular airport in Iowa, such as Cedar Rapids or Waterloo, and flying into London, then you can expect flight times to average 10h 03m and 11h 03m, respectively.

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

Prices for flights from Iowa to London are refreshed on a daily basis.

How many operators does momondo search for flights from Iowa to London?

The number of operators available for flights from Iowa to London is 5 as of April 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 necessary travel and health documents for your London 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.

$333 Cheap Flights from Iowa to London in 2026

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0 bags

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Find the cheapest flights from Iowa to London

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 7:55 am

DSM

LHR

19h 40m

1 stop

6:50 am - 7:24 pm

LHR

DSM

18h 34m

2 stops

$747United Airlines

Tue, Sep 1 - Thu, Sep 3

9:00 am - 9:40 am

CID

LHR

18h 40m

1 stop

6:50 am - 12:28 am

LHR

CID

23h 38m

2 stops

$747United Airlines

Tue, Sep 1 - Thu, Sep 3

2:50 pm - 9:40 pm

OMA

LHR

24h 50m

2 stops

6:40 am - 11:59 pm

LHR

OMA

23h 19m

2 stops

$825Scandinavian Airlines

Mon, Sep 7 - Mon, Sep 14

2:50 pm - 9:40 pm

OMA

LHR

24h 50m

2 stops

6:40 am - 9:13 pm

LHR

OMA

20h 33m

2 stops

$833Scandinavian Airlines

Mon, Sep 7 - Mon, Sep 14

5:20 pm - 10:00 am

CID

LGW

34h 40m

1 stop

2:00 pm - 7:08 pm

LGW

CID

35h 08m

1 stop

$860Multiple Airlines

Fri, Sep 25 - Thu, Oct 1

6:15 pm - 10:50 am

DSM

LHR

10h 35m

1 stop

7:50 am - 8:11 pm

LHR

DSM

18h 21m

2 stops

$872Iberia

Mon, Sep 28 - Tue, Oct 13

3:04 pm - 10:30 am

CID

LHR

13h 26m

1 stop

6:15 am - 11:11 pm

LHR

CID

22h 56m

2 stops

$872Iberia

Mon, Aug 24 - Tue, Sep 15

3:04 pm - 11:15 am

CID

LHR

14h 11m

1 stop

7:25 pm - 5:47 pm

LHR

CID

28h 22m

2 stops

$878British Airways

Tue, Sep 1 - Tue, Sep 15

11:39 am - 10:55 am

MLI

LHR

17h 16m

1 stop

12:55 pm - 11:25 pm

LHR

MLI

16h 30m

1 stop

$893Multiple Airlines

Wed, Aug 19 - Wed, Sep 23

6:00 am - 1:10 pm

CID

LCY

25h 10m

2 stops

7:15 pm - 10:19 pm

LCY

CID

33h 04m

2 stops

$1,067British Airways

Wed, May 13 - Sun, May 17

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United Airlines flights from Iowa to London

Our best United Airlines deals on Iowa to London flight tickets

United Airlines

Sep 1

DSM6:15 amDes Moines

19h 40m

1 stop

LHR7:55 amLondon Heathrow

Sep 3

LHR6:50 amLondon Heathrow

18h 34m

2 stops

DSM7:24 pmDes Moines

$747

United Airlines

Aug 31

DSM8:30 pmDes Moines

18h 55m

2 stops

LHR9:25 pmLondon Heathrow

Sep 2

LHR6:50 amLondon Heathrow

18h 34m

2 stops

DSM7:24 pmDes Moines

$752

United Airlines

Sep 2

CID5:30 amCedar Rapids

25h 05m

1 stop

LHR12:35 pmLondon Heathrow

Sep 4

LHR6:50 amLondon Heathrow

20h 39m

2 stops

CID9:29 pmCedar Rapids

$753

Scandinavian Airlines flights from Iowa to London

Our best Scandinavian Airlines deals on Iowa to London flight tickets

Scandinavian Airlines

Sep 7

OMA2:50 pmOmaha Eppley Airfield

24h 50m

2 stops

LHR9:40 pmLondon Heathrow

Sep 14

LHR6:40 amLondon Heathrow

23h 19m

2 stops

OMA11:59 pmOmaha Eppley Airfield

$825

Scandinavian Airlines

Sep 7

OMA2:50 pmOmaha Eppley Airfield

24h 50m

2 stops

LHR9:40 pmLondon Heathrow

Sep 14

LHR6:40 amLondon Heathrow

20h 33m

2 stops

OMA9:13 pmOmaha Eppley Airfield

$833

Scandinavian Airlines

Sep 7

OMA2:50 pmOmaha Eppley Airfield

24h 50m

2 stops

LHR9:40 pmLondon Heathrow

Sep 14

LHR6:40 amLondon Heathrow

23h 19m

3 stops

OMA11:59 pmOmaha Eppley Airfield

$837

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Tue 9/1

6:15 am-7:55 am

1 stop19h 40m

London Heathrow

Thu 9/3

6:50 am-7:24 pm

2 stops18h 34m

$747

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Tue 9/1

9:00 am-9:40 am

1 stop18h 40m

London Heathrow

Thu 9/3

6:50 am-12:28 am

2 stops23h 38m

$747

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 9/7

2:50 pm-9:40 pm

2 stops24h 50m

London Heathrow

Mon 9/14

6:40 am-11:59 pm

2 stops23h 19m

$825

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 9/7

2:50 pm-9:40 pm

2 stops24h 50m

London Heathrow

Mon 9/14

6:40 am-9:13 pm

2 stops20h 33m

$833

Cedar RapidsLondon

CID - LGW

CIDLGW

Cedar Rapids

Fri 9/25

5:20 pm-10:00 am

1 stop34h 40m

London Gatwick

Thu 10/1

2:00 pm-7:08 pm

1 stop35h 08m

$860

Quickest round-trip

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Mon 9/28

6:15 pm-10:50 am

1 stop10h 35m

London Heathrow

Tue 10/13

7:50 am-8:11 pm

2 stops18h 21m

$872

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Mon 8/24

3:04 pm-10:30 am

1 stop13h 26m

London Heathrow

Tue 9/15

6:15 am-11:11 pm

2 stops22h 56m

$872

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Tue 9/1

3:04 pm-11:15 am

1 stop14h 11m

London Heathrow

Tue 9/15

7:25 pm-5:47 pm

2 stops28h 22m

$878

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Wed 8/19

11:39 am-10:55 am

1 stop17h 16m

London Heathrow

Wed 9/23

12:55 pm-11:25 pm

1 stop16h 30m

$893

Cedar RapidsLondon

CID - LCY

CIDLCY

Cedar Rapids

Wed 5/13

6:00 am-1:10 pm

2 stops25h 10m

London City

Sun 5/17

7:15 pm-10:19 pm

2 stops33h 04m

$1,067

Flights are sorted by cheapest round-trip 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 January. Flight prices, which tend to average around $706, are often lower during this time because this is during the off-season. The month of April is another great option to travel to London, with average flight prices from Iowa averaging around $776.

Can stopping save me money on Iowa to London flights?

You could potentially save up to 23% on your flight if you consider stops on a Iowa to London flight.

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 03m
Direct flights	None

The fastest flight from Iowa to London takes 10h 03m

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 refreshed on a daily basis.
How many operators does momondo search for flights from Iowa to London?
The number of operators available for flights from Iowa to London is 5 as of April 2026.
How old do you have to be to fly from Iowa to London?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 necessary travel and health documents for your London 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

Compare and see reviews for airlines that fly from Iowa to London with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $583	Free Cancellation	Rating 7.1 11,582 reviews	Search American Airlines flights
Delta	PriceFrom $591	Free Cancellation	Rating 7.9 8,407 reviews	Search Delta flights
British Airways	PriceFrom $627	Free Cancellation	Rating 6.7 7,888 reviews	Search British Airways flights
United Airlines	PriceFrom $726	Free Cancellation	Rating 7.4 9,592 reviews	Search United Airlines flights

Gatwick

Hounslow

Milton Keynes

Luton

Dover

Hayes

Slough

Crawley

Wembley

Stansted

Croydon

Dartford

Brentwood

Cobham

Folkestone

Guildford

Romford

Harrow

Watford

Richmond

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Iowa to London for you.

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?

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?

Of course. momondo tracks the price of Iowa to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Iowa to London from $333

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 9/16. 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

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Our best Scandinavian Airlines 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?

Can stopping save me money on Iowa to London flights?

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

What airlines fly to London?

How long does it take to fly to London?

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

Direct flights

Frequently asked questions about flying from Iowa to London

Best airlines flying from Iowa to London

Compare and see reviews for airlines that fly from Iowa to London with momondo

Traveling to a place near London?

Why use momondo?

An easier way to manage your London trip

We make it super easy to schedule, organize 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

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

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