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$269+ 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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — LON
juil. 6 — juil. 131
lun. 7/6
lun. 7/13
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 juin 6, 2026.

This United Airlines deal was found by Cheapflights users on 6/4. 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.
lun. 11/96:45 pm
DSM
-
LHR
1 stop11h 15m
United Airlines
mer. 11/116:50 am
LHR
-
DSM
2 stops18h 35m
United Airlines
Deal found 6/4$747
This United Airlines deal was found by Cheapflights users on 6/1. 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.
lun. 11/161:45 pm
OMA
-
LHR
2 stops17h 45m
United Airlines
mer. 11/186:50 am
LHR
-
OMA
2 stops16h 31m
United Airlines
Deal found 6/1$775
This Ovago deal was found by Cheapflights users on 6/3. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/112:39 pm
CID
-
LHR
1 stop15h 21m
Multiple Airlines
ven. 11/136:50 am
LHR
-
CID
2 stops16h 04m
Multiple Airlines
Deal found 6/3$775
This United Airlines deal was found by Cheapflights users on 6/1. 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.
dim. 11/85:03 pm
DSM
-
LHR
1 stop34h 37m
United Airlines
mer. 11/116:50 am
LHR
-
DSM
2 stops18h 35m
United Airlines
Deal found 6/1$780
This United Airlines deal was found by Cheapflights users on 6/3. 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.
lun. 11/95:15 pm
OMA
-
LHR
1 stop34h 25m
United Airlines
jeu. 11/126:50 am
LHR
-
OMA
2 stops22h 24m
United Airlines
Deal found 6/3$781
This United Airlines deal was found by Cheapflights users on 6/3. 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.
lun. 9/286:55 pm
DSM
-
LHR
2 stops33h 05m
United Airlines
jeu. 10/16:50 am
LHR
-
DSM
2 stops16h 43m
United Airlines
Deal found 6/3$784
This Cheapflightsfares deal was found by Cheapflights users on 6/3. 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.
mer. 11/118:25 pm
CID
-
LHR
2 stops16h 20m
Lufthansa
ven. 11/137:40 am
LHR
-
CID
2 stops19h 34m
Lufthansa
Deal found 6/3$786
This KAYAK deal was found by Cheapflights users on 6/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/161:45 pm
OMA
-
LHR
1 stop13h 55m
Lufthansa
mer. 11/187:40 am
LHR
-
OMA
2 stops18h 45m
Lufthansa
Deal found 6/3$859
This Cheapflightsfares deal was found by Cheapflights users on 6/5. 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.
mer. 10/216:55 pm
DSM
-
LHR
2 stops17h 30m
Lufthansa
jeu. 10/297:40 am
LHR
-
DSM
2 stops20h 21m
Lufthansa
Deal found 6/5$871
This Iberia deal was found by Cheapflights users on 6/3. 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.
mer. 10/145:09 pm
OMA
-
LHR
1 stop13h 41m
Iberia
mer. 10/287:35 am
LHR
-
OMA
2 stops21h 07m
Iberia
Deal found 6/3$872
This Iberia deal was found by Cheapflights users on 6/5. 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.
mer. 10/216:07 pm
DSM
-
LHR
1 stop12h 08m
Iberia
jeu. 10/296:15 am
LHR
-
DSM
2 stops18h 56m
Iberia
Deal found 6/5$872
This Iberia deal was found by Cheapflights users on 6/5. 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.
mer. 11/182:07 pm
OMA
-
LHR
1 stop14h 18m
Iberia
mer. 12/27:05 pm
LHR
-
OMA
2 stops19h 38m
Iberia
Deal found 6/5$873

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 juin 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$747
(United Airlines)

One-way from

$269
(Kiwi.com)

Popular in

June

Cheapest in

August

Average price

$1,490
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. 25% potential increase in price ($322 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($48 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 juin 6, 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

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

lun. 11/16

1:08 pm-7:55 am

1 stop12h 47m

London Heathrow

mer. 11/18

6:50 am-9:29 pm

2 stops20h 39m

$775

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

dim. 11/8

3:00 pm-7:30 am

1 stop34h 30m

London Heathrow

mer. 11/11

6:50 am-7:25 pm

2 stops18h 35m

$781

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

lun. 11/9

11:21 am-7:30 am

2 stops38h 09m

London Heathrow

jeu. 11/12

6:50 am-5:21 pm

2 stops16h 31m

$786

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

mer. 9/23

11:09 am-11:20 am

1 stop18h 11m

London Heathrow

mer. 9/30

9:55 am-10:24 pm

2 stops18h 29m

$876

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

mer. 10/21

11:27 am-8:35 am

2 stops15h 08m

London Heathrow

jeu. 10/29

6:50 am-5:33 pm

2 stops15h 43m

$876

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

mer. 9/23

11:09 am-11:20 am

1 stop18h 11m

London Heathrow

mer. 9/30

6:30 am-4:29 pm

2 stops15h 59m

$877

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

lun. 9/14

10:23 am-6:45 am

2 stops14h 22m

London Heathrow

mer. 9/23

8:40 am-8:51 pm

2 stops18h 11m

$882

OmahaLondon

OMA - LGW

OMALGW

Omaha Eppley Airfield

lun. 9/14

1:45 pm-9:40 am

2 stops13h 55m

London Gatwick

mer. 9/23

10:25 am-8:24 pm

2 stops15h 59m

$889

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

mer. 9/23

12:08 pm-10:55 am

1 stop16h 47m

London Heathrow

mer. 9/30

12:55 pm-11:18 pm

1 stop16h 23m

$895

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

mer. 9/23

3:53 pm-12:10 pm

1 stop14h 17m

London Heathrow

mer. 9/30

9:45 am-4:27 pm

1 stop12h 42m

$896

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/5

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 18h 11m. Fly via United Airlines, KLM, or Delta to get the fastest option. The distance between Iowa and London is about 4063 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 Cedar Rapids - London Heathrow.

  • 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 juin 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$583Average$898FlexibilityNo cancel feeOn-time71%
DeltaCheapest$591Average$761FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$627Average$950FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$723Average$974FlexibilityNo cancel feeOn-time69%

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