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$333+ 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — LON
May 31 — Jun 71
Sun 5/31
Sun 6/7
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 May 1, 2026.

This United Airlines deal was found by Cheapflights users on 4/26. 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 12/12:39 pm
CID
-
LHR
1 stop15h 21m
United Airlines
Thu 12/36:50 am
LHR
-
CID
2 stops18h 22m
United Airlines
Deal found 4/26$807
This United Airlines deal was found by Cheapflights users on 4/30. 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 11/163:15 pm
DSM
-
LHR
1 stop10h 40m
United Airlines
Wed 11/186:50 am
LHR
-
DSM
2 stops18h 35m
United Airlines
Deal found 4/30$808
This United Airlines deal was found by Cheapflights users on 4/27. 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 12/65:15 pm
OMA
-
LHR
1 stop34h 25m
United Airlines
Wed 12/99:00 am
LHR
-
OMA
2 stops18h 29m
United Airlines
Deal found 4/27$819
This Iberia deal was found by Cheapflights users on 4/26. 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 10/199:37 am
DSM
-
LHR
1 stop16h 03m
Iberia
Tue 10/276:05 am
LHR
-
DSM
2 stops19h 06m
Iberia
Deal found 4/26$873
This Iberia deal was found by Cheapflights users on 4/29. 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.
Sun 9/272:36 pm
DSM
-
LHR
1 stop11h 04m
Iberia
Tue 10/137:50 am
LHR
-
DSM
2 stops18h 21m
Iberia
Deal found 4/29$874
This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/611:05 am
OMA
-
LHR
2 stops25h 25m
Scandinavian Airlines
Wed 12/96:40 am
LHR
-
OMA
2 stops23h 27m
Scandinavian Airlines
Deal found 4/29$877
This Delta deal was found by Cheapflights users on 4/28. 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.
Wed 11/411:00 am
MLI
-
LHR
1 stop13h 25m
Delta
Wed 11/118:40 am
LHR
-
MLI
2 stops19h 50m
Delta
Deal found 4/28$878
This Virgin Atlantic deal was found by Cheapflights users on 4/28. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:55 am
MLI
-
LHR
1 stop18h 30m
Virgin Atlantic
Tue 11/176:30 am
LHR
-
MLI
2 stops22h 00m
Virgin Atlantic
Deal found 4/28$879
This Expedia deal was found by Cheapflights users on 4/30. 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 8/242:50 pm
OMA
-
LHR
2 stops19h 10m
Scandinavian Airlines
Wed 9/27:30 pm
LHR
-
OMA
2 stops31h 43m
Scandinavian Airlines
Deal found 4/30$882
This FlightHub deal was found by Cheapflights users on 4/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:50 pm
OMA
-
LHR
2 stops24h 50m
Scandinavian Airlines
Fri 11/136:40 am
LHR
-
OMA
2 stops23h 27m
Scandinavian Airlines
Deal found 4/27$884
This Justfly.com deal was found by Cheapflights users on 4/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/511:04 am
DSM
-
LHR
2 stops24h 36m
Scandinavian Airlines
Wed 12/26:40 am
LHR
-
DSM
2 stops21h 49m
Scandinavian Airlines
Deal found 4/27$884
This FlightHub deal was found by Cheapflights users on 4/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:25 pm
OMA
-
LHR
1 stop11h 10m
British Airways
Fri 11/138:25 am
LHR
-
OMA
2 stops21h 34m
British Airways
Deal found 4/27$893

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 May 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$873
(Iberia)

One-way from

$333
(oojo)

Popular in

June

Cheapest in

January

Average price

$1,082
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. 21% potential increase in price ($259 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 1, 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

11:29 am-6:50 am

1 stop13h 21m

London Heathrow

Wed 9/30

1:10 pm-11:03 pm

1 stop15h 53m

$897

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Wed 9/23

5:55 am-6:20 am

2 stops18h 25m

London Heathrow

Wed 9/30

11:20 am-10:30 pm

2 stops17h 10m

$911

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Sat 8/22

11:00 am-10:20 am

2 stops17h 20m

London Heathrow

Fri 8/28

6:30 am-10:30 pm

2 stops22h 00m

$932

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Sat 8/22

6:00 am-6:50 am

1 stop18h 50m

London Heathrow

Fri 8/28

3:15 pm-12:08 am

1 stop14h 53m

$947

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 8/26

7:55 am-6:55 am

2 stops17h 00m

London Heathrow

Mon 8/31

5:50 pm-9:56 pm

2 stops34h 06m

$951

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Sat 9/12

5:24 pm-9:40 am

1 stop34h 16m

London Heathrow

Fri 9/25

2:05 pm-6:17 pm

2 stops34h 12m

$952

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 8/26

1:39 pm-6:50 am

1 stop11h 11m

London Heathrow

Mon 8/31

3:15 pm-12:10 am

1 stop14h 55m

$956

Des MoinesLondon

DSM - LCY

DSMLCY

Des Moines

Sun 9/27

10:55 am-8:50 am

2 stops15h 55m

London City

Fri 10/2

9:20 am-10:26 pm

2 stops19h 06m

$967

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Tue 9/1

11:28 am-6:55 am

2 stops13h 27m

London Heathrow

Tue 9/15

3:20 pm-12:28 am

2 stops15h 08m

$971

OmahaLondon

OMA - LGW

OMALGW

Omaha Eppley Airfield

Sat 5/23

8:19 pm-10:00 am

2 stops31h 41m

London Gatwick

Sat 5/30

2:00 pm-9:17 am

1 stop25h 17m

$991

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/26

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 11h 04m. Fly via Iberia, Scandinavian Airlines, or British Airways to get the fastest option. The distance between Iowa and London is about 4176 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 Des Moines - 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
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Borehamwood
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough
Sutton
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 May 1, 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$958FlexibilityNo cancel feeOn-time69%

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