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$292+ 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 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — LON
Jul 11 — Jul 181
Sat 7/11
Sat 7/18
1 adult, Economy
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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 June 11, 2026.

This United Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 11/96:15 am
DSM
-
LHR
2 stops20h 10m
United Airlines
Wed 11/116:50 am
LHR
-
DSM
2 stops16h 43m
United Airlines
Deal found 6/7$747
This Cheapflightsfares deal was found by Cheapflights users on 6/6. 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.
Mon 11/166:29 pm
OMA
-
LHR
2 stops15h 21m
Lufthansa
Wed 11/187:40 am
LHR
-
OMA
2 stops18h 45m
Lufthansa
Deal found 6/6$749
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sun 11/228:15 pm
DSM
-
LHR
1 stop29h 40m
United Airlines
Wed 11/256:50 am
LHR
-
DSM
2 stops22h 11m
United Airlines
Deal found 6/8$752
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Wed 11/256:15 am
DSM
-
LHR
2 stops22h 10m
United Airlines
Fri 11/279:00 am
LHR
-
DSM
2 stops16h 25m
United Airlines
Deal found 6/8$753
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:31 pm
OMA
-
LGW
1 stop33h 29m
Multiple Airlines
Wed 9/232:00 pm
LGW
-
OMA
1 stop33h 41m
Multiple Airlines
Deal found 6/9$811
This The Travel House deal was found by Cheapflights users on 6/8. 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.
Mon 11/235:00 am
DSM
-
LHR
2 stops19h 30m
Air Canada
Fri 11/278:45 am
LHR
-
DSM
2 stops20h 16m
Air Canada
Deal found 6/8$830
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Mon 10/197:00 pm
OMA
-
LHR
1 stop32h 40m
United Airlines
Thu 10/227:25 am
LHR
-
OMA
2 stops16h 09m
United Airlines
Deal found 6/9$836
This United Airlines deal was found by Cheapflights users on 6/8. 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 11/246:45 pm
DSM
-
LHR
1 stop31h 10m
United Airlines
Fri 11/276:35 am
LHR
-
DSM
2 stops20h 42m
United Airlines
Deal found 6/8$837
This Expedia deal was found by Cheapflights users on 6/8. 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 11/232:15 pm
DSM
-
LHR
1 stop11h 35m
KLM
Fri 11/2711:45 am
LHR
-
DSM
2 stops15h 39m
KLM
Deal found 6/8$862
This Iberia deal was found by Cheapflights users on 6/7. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/239:04 am
DSM
-
LHR
1 stop17h 31m
Iberia
Fri 11/277:30 am
LHR
-
DSM
2 stops17h 05m
Iberia
Deal found 6/7$867
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 10/211:24 pm
DSM
-
LHR
2 stops14h 31m
Lufthansa
Thu 10/298:45 am
LHR
-
DSM
2 stops20h 55m
Lufthansa
Deal found 6/10$869
This Cheapflightsfares deal was found by Cheapflights users on 6/8. 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.
Tue 10/136:30 pm
OMA
-
LHR
2 stops19h 10m
Lufthansa
Tue 10/278:45 am
LHR
-
OMA
2 stops19h 29m
Lufthansa
Deal found 6/8$871

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 June 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$747
(United Airlines)

One-way from

$292
(Kiwi.com)

Popular in

June

Cheapest in

August

Average price

$1,638
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. 22% potential increase in price ($285 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($61 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
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 June 11, 2026.
Use the filters below to find and compare flights from Iowa to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Wed 9/23

6:00 am-6:25 am

1 stop18h 25m

London Heathrow

Wed 9/30

6:30 am-4:29 pm

2 stops15h 59m

$875

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Wed 9/23

11:09 am-11:20 am

1 stop18h 11m

London Heathrow

Wed 9/30

9:55 am-10:24 pm

2 stops18h 29m

$875

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Wed 9/23

12:08 pm-10:55 am

1 stop16h 47m

London Heathrow

Wed 9/30

12:55 pm-11:18 pm

1 stop16h 23m

$894

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 10/21

10:15 am-7:10 am

1 stop14h 55m

London Heathrow

Thu 10/29

11:05 am-7:12 pm

1 stop13h 07m

$904

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Wed 12/2

8:15 am-5:55 am

1 stop15h 40m

London Heathrow

Thu 12/3

6:00 pm-1:42 pm

2 stops25h 42m

$910

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sun 11/1

6:20 am-8:45 am

1 stop20h 25m

London Heathrow

Sat 11/14

6:30 am-4:50 pm

2 stops16h 20m

$925

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 8/3

5:30 am-6:25 am

1 stop18h 55m

London Heathrow

Wed 8/19

6:30 am-4:57 pm

2 stops16h 27m

$935

OmahaLondon

OMA - LGW

OMALGW

Omaha Eppley Airfield

Wed 8/19

1:54 pm-8:00 pm

2 stops24h 06m

London Gatwick

Wed 8/26

8:40 pm-7:10 pm

2 stops28h 30m

$939

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Tue 9/1

11:19 am-6:30 am

2 stops13h 11m

London Heathrow

Tue 9/8

7:25 am-5:25 pm

2 stops16h 00m

$939

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 8/3

10:26 am-6:45 am

2 stops14h 19m

London Heathrow

Wed 8/19

8:40 am-7:32 pm

2 stops16h 52m

$940

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 60 resultsSorted by cheapest first
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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, February is the cheapest month in which you can book a flight from Iowa to London (average of $524). Flying from Iowa to London in June is currently the most expensive (average of $684). 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.

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 15h 40m. Fly via Delta, KLM, or United Airlines to get the fastest option. The distance between Iowa and London is about 4087 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 Omaha Eppley Airfield - London Heathrow. You may also consider Des Moines - 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, February is the cheapest month in which you can book a flight from Iowa to London (average of $524). Flying from Iowa to London in June is currently the most expensive (average of $684). 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
Dorking
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Wembley
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough
Stansted

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.

Top 4 airlines flying from Iowa to London

Discover the top 4 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 June 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$583Average$910FlexibilityNo cancel feeOn-time71%
DeltaCheapest$591Average$761FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$627Average$961FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$723Average$958FlexibilityNo cancel feeOn-time69%

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