HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$224+ Cheap flights from Iowa to London (LON)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — LON
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Iowa to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Iowa to London

Cheapest flights from Iowa to London
Explore the most affordable flight options available from Iowa to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:35 amDSM - LHR
2 stops15h 10mLufthansa
Wed 1/1411:10 amLHR - DSM
2 stops16h 40mLufthansa
Deal found 12/19$772
This United Airlines deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:15 pmOMA - LHR
1 stop34h 25mUnited Airlines
Fri 1/236:50 amLHR - OMA
2 stops21h 08mUnited Airlines
Deal found 12/18$806
This KLM deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:10 pmDSM - LHR
1 stop12h 55mKLM
Wed 1/1411:05 amLHR - DSM
1 stop16h 19mKLM
Deal found 12/19$829
This oojo deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:44 pmOMA - LHR
1 stop33h 06mBritish Airways
Fri 1/2312:35 pmLHR - OMA
1 stop16h 21mBritish Airways
Deal found 12/18$833
This United Airlines deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/273:14 pmOMA - LHR
1 stop10h 41mUnited Airlines
Thu 1/86:00 pmLHR - OMA
2 stops35h 07mUnited Airlines
Deal found 12/20$875
This United Airlines deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:10 amOMA - LHR
1 stop17h 45mUnited Airlines
Sat 1/106:00 pmLHR - OMA
2 stops33h 58mUnited Airlines
Deal found 12/20$922
This Delta deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:42 amOMA - LHR
1 stop18h 23mDelta
Thu 1/81:00 pmLHR - OMA
1 stop14h 05mDelta
Deal found 12/19$936
This KLM deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2712:19 pmOMA - LHR
1 stop12h 46mKLM
Sat 1/1011:05 amLHR - OMA
1 stop11h 54mKLM
Deal found 12/19$939
This United Airlines deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:15 pmOMA - LHR
1 stop34h 25mUnited Airlines
Tue 12/306:35 amLHR - OMA
2 stops16h 58mUnited Airlines
Deal found 12/18$953
This oojo deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:44 pmOMA - LHR
1 stop33h 06mBritish Airways
Tue 12/308:20 amLHR - OMA
1 stop20h 39mBritish Airways
Deal found 12/18$1,003
This Expedia deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:28 pmCID - LHR
2 stops34h 12mLufthansa
Mon 12/296:35 amLHR - CID
2 stops20h 59mLufthansa
Deal found 12/19$1,031
This The Travel House deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/211:55 pmOMA - LHR
2 stops34h 00mLufthansa
Sun 12/284:40 pmLHR - OMA
2 stops35h 18mLufthansa
Deal found 12/19$1,033

Find flight deals from Iowa to London

Keep the following information in mind while searching for Iowa to London flight deals. Data was last updated December 21, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$560
(Ticket)

One-way from

$274
(KLM)

Popular in

December

Cheapest in

January

Average price

$1,651
Provider with most accurate pricing for Des Moines-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Des Moines-London (LON) flights.
Search Deals
From Iowa to London (LON)
Search Deals
One-way flight from Iowa to London (LON)
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($63 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Iowa to London 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, Cheapflights users made 2,558,603 searches. Data last updated December 21, 2025.
Use the filters below to find and compare flights from Iowa to London that are best for you.

Fly from

Iowa

Fly to

London

Route

Depart

Return

Price

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Thu 1/29

6:35 pm-11:15 am

1 stop10h 40m

London Heathrow

Tue 2/3

7:40 am-5:36 pm

2 stops15h 56m

$562

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Fri 2/20

6:55 pm-11:15 am

1 stop10h 20m

London Heathrow

Fri 2/27

7:40 am-9:41 pm

2 stops20h 01m

$597

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 2/11

6:35 pm-11:15 am

1 stop10h 40m

London Heathrow

Mon 2/16

10:25 am-5:38 pm

1 stop13h 13m

$604

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Mon 2/2

6:48 pm-11:15 am

1 stop10h 27m

London Heathrow

Mon 2/9

11:10 am-9:50 pm

2 stops16h 40m

$619

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Tue 2/3

11:26 am-9:00 am

1 stop15h 34m

London Heathrow

Tue 2/10

11:45 am-8:54 pm

2 stops15h 09m

$620

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Mon 1/12

5:29 pm-11:15 am

1 stop11h 46m

London Heathrow

Wed 4/15

10:50 am-10:45 pm

2 stops17h 55m

$620

Des MoinesLondon

DSM - LGW

DSMLGW

Des Moines

Mon 2/2

7:40 am-9:00 am

2 stops19h 20m

London Gatwick

Mon 2/9

12:30 pm-11:12 am

2 stops28h 42m

$621

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 1/19

11:26 am-7:10 am

2 stops13h 44m

London Heathrow

Sun 1/25

11:10 am-9:58 pm

2 stops16h 48m

$623

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Wed 2/4

3:10 pm-7:10 am

2 stops34h 00m

London Heathrow

Wed 2/11

8:45 am-9:34 pm

2 stops18h 49m

$623

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 2/2

11:26 am-7:55 am

1 stop14h 29m

London Heathrow

Mon 2/9

11:10 am-9:58 pm

2 stops16h 48m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Iowa to London

Have a flexible travel schedule? Discover the best time to fly to London from Iowa with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Iowa to London

What is the cheapest month to book a flight from Iowa to London?

Currently, August is the cheapest month in which you can book a flight from Iowa to London (average of $582). Flying from Iowa to London in February is currently the most expensive (average of $798). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IA to LON?

Find hourly flight availability from Iowa to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 21, 2025.

It’s optimal to fly from Iowa to London at noon. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight in the morning.

How much does it cost to fly round-trip from Iowa to London?

Related info for your journey

Find useful and relevant information for your journey from Iowa to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Iowa to London?

    There are many flights that can get you from Iowa to London in 10h 40m. Fly via Lufthansa, KLM, or American Airlines to get the fastest option. The distance between Iowa and London is about 4269 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Iowa to London?

    The most popular route from Iowa to London is Des Moines - London Heathrow. You may also consider Omaha Eppley Airfield - London Heathrow or Omaha Eppley Airfield - London City.

  • Can I find deals for flights from Iowa to London that include hotel bookings?

    Yes. In addition to deals on Iowa to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Iowa to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Iowa to London.

  • Can I find deals for business class flights from Iowa to London?

    Yes. Cheapflights offers flight deals from Iowa to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Iowa to London?

    Currently, August is the cheapest month in which you can book a flight from Iowa to London (average of $582). Flying from Iowa to London in February is currently the most expensive (average of $798). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Wembley
Folkestone
Eastbourne

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Iowa to London

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
LaGuardia to Heathrow flights
John F Kennedy Intl to London City flights
Boston to Heathrow flights
Dulles Intl to Heathrow flights
Newark to Gatwick flights
John F Kennedy Intl to Gatwick flights
Los Angeles to Heathrow flights
John F Kennedy Intl to Stansted flights
LaGuardia to Gatwick flights
O'Hare Intl to Heathrow flights
San Francisco to Heathrow flights
Baltimore to Heathrow flights
Seattle to Heathrow flights
John F Kennedy Intl to Luton flights
Dallas/Fort Worth to Heathrow flights
Atlanta to Heathrow flights
Newark to Stansted flights
Newark to London City flights
Newark to Luton flights
Miami to Heathrow flights
Boston to Gatwick flights
Dulles Intl to Gatwick flights
Reagan-National to Heathrow flights
Orlando to Heathrow flights
Hobby to Heathrow flights
Boston to London City flights
Denver to Heathrow flights
Dulles Intl to London City flights
Baltimore to Gatwick flights
Los Angeles to Gatwick flights
Philadelphia to Heathrow flights
Minneapolis to Heathrow flights
O'Hare Intl to Gatwick flights
Reagan-National to Gatwick flights
Los Angeles to London City flights
Dulles Intl to Stansted flights
O'Hare Intl to London City flights
San Francisco to Gatwick flights
George Bush Intcntl to Heathrow flights
Boston to Stansted flights
Tampa to Heathrow flights
San Francisco to London City flights
Detroit to Heathrow flights
Newark to Edinburgh flights
Sky Harbor Intl to Heathrow flights
Austin to Heathrow flights
O'Hare Intl to Stansted flights
Seattle to Gatwick flights

Top 5 airlines flying from Iowa to London

Discover the top 5 airlines that operate flights from Iowa to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$607Average$941FlexibilityNo cancel feeOn-time72%
DeltaCheapest$621Average$823FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$695Average$895FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$699Average$1,008FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$723Average$906FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.