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$308+ 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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — LON
May 7 — May 141
Thu 5/7
Thu 5/14
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 April 7, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 4/6. 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.
Sun 10/186:29 pm
OMA
-
LHR
2 stops16h 36m
Lufthansa
Tue 10/207:30 am
LHR
-
OMA
2 stops18h 55m
Lufthansa
Deal found 4/6$727
This Cheapflightsfares deal was found by Cheapflights users on 4/5. 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.
Sun 11/86:45 pm
DSM
-
LHR
2 stops16h 20m
Lufthansa
Tue 11/101:30 pm
LHR
-
DSM
2 stops15h 31m
Lufthansa
Deal found 4/5$727
This United Airlines deal was found by Cheapflights users on 4/2. 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 12/73:15 pm
OMA
-
LHR
1 stop10h 40m
United Airlines
Tue 12/811:05 am
LHR
-
OMA
2 stops40h 24m
United Airlines
Deal found 4/2$746
This United Airlines deal was found by Cheapflights users on 4/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/811:30 am
DSM
-
LHR
1 stop14h 25m
United Airlines
Tue 11/106:50 am
LHR
-
DSM
2 stops16h 43m
United Airlines
Deal found 4/5$746
This Cheapflightsfares deal was found by Cheapflights users on 4/6. 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.
Sun 10/186:29 pm
OMA
-
LCY
2 stops17h 26m
Lufthansa
Tue 10/209:15 am
LCY
-
OMA
2 stops17h 10m
Lufthansa
Deal found 4/6$761
This United Airlines deal was found by Cheapflights users on 4/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:00 am
CID
-
LHR
2 stops19h 25m
United Airlines
Thu 12/35:30 pm
LHR
-
CID
2 stops26h 53m
United Airlines
Deal found 4/5$763
This United Airlines deal was found by Cheapflights users on 4/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/189:15 am
OMA
-
LHR
1 stop18h 25m
United Airlines
Tue 10/208:45 am
LHR
-
OMA
2 stops18h 44m
United Airlines
Deal found 4/6$802
This FlightHub deal was found by Cheapflights users on 4/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/262:50 pm
OMA
-
LHR
2 stops25h 50m
Scandinavian Airlines
Mon 11/96:40 am
LHR
-
OMA
2 stops23h 27m
Scandinavian Airlines
Deal found 4/3$822
This Cheapflightsfares deal was found by Cheapflights users on 4/5. 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.
Tue 10/136:45 pm
DSM
-
LHR
2 stops17h 40m
Lufthansa
Tue 10/209:00 am
LHR
-
DSM
2 stops18h 17m
Lufthansa
Deal found 4/5$832
This Cheapflightsfares deal was found by Cheapflights users on 4/6. 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 8/246:25 pm
OMA
-
LHR
2 stops16h 15m
Lufthansa
Tue 9/87:25 am
LHR
-
OMA
2 stops20h 31m
Lufthansa
Deal found 4/6$841
This Cheapflightsfares deal was found by Cheapflights users on 4/2. 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 9/16:45 pm
CID
-
LHR
2 stops15h 55m
Lufthansa
Tue 9/1510:50 am
LHR
-
CID
2 stops16h 39m
Lufthansa
Deal found 4/2$841
This Cheapflightsfares deal was found by Cheapflights users on 4/3. 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.
Wed 9/238:30 pm
MLI
-
LHR
2 stops15h 10m
Lufthansa
Wed 9/309:30 am
LHR
-
MLI
2 stops20h 44m
Lufthansa
Deal found 4/3$850

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 April 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$841
(Cheapflightsfares)

One-way from

$308
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$776
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
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 7, 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

Tue 4/21

3:20 pm-9:00 am

1 stop11h 40m

London Heathrow

Tue 4/28

10:50 am-11:02 pm

2 stops18h 12m

$873

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 8/24

12:59 pm-8:30 am

1 stop13h 31m

London Heathrow

Tue 9/8

7:25 am-5:19 pm

2 stops15h 54m

$875

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Sat 8/22

6:45 pm-6:45 am

1 stop30h 00m

London Heathrow

Wed 9/2

10:50 am-9:29 pm

2 stops16h 39m

$879

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sun 9/27

6:00 am-9:40 am

1 stop21h 40m

London Heathrow

Fri 10/2

2:05 pm-2:11 pm

2 stops30h 06m

$882

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 9/23

6:00 am-5:55 am

2 stops17h 55m

London Heathrow

Fri 10/2

2:05 pm-2:11 pm

2 stops30h 06m

$882

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 8/17

10:00 am-8:30 am

1 stop16h 30m

London Heathrow

Mon 8/24

5:50 pm-5:19 pm

2 stops29h 29m

$887

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Tue 9/1

6:05 pm-12:20 pm

1 stop12h 15m

London Heathrow

Tue 9/15

5:40 pm-5:15 pm

2 stops29h 35m

$887

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sun 9/27

2:36 pm-12:15 pm

1 stop15h 39m

London Heathrow

Fri 10/2

9:45 am-11:28 pm

1 stop19h 43m

$903

OmahaLondon

OMA - LCY

OMALCY

Omaha Eppley Airfield

Thu 5/7

6:49 pm-5:55 pm

2 stops17h 06m

London City

Wed 5/13

9:15 am-11:31 pm

2 stops20h 16m

$1,001

OmahaLondon

OMA - LCY

OMALCY

Omaha Eppley Airfield

Wed 5/6

9:40 am-3:15 pm

2 stops23h 35m

London City

Mon 5/11

7:15 pm-11:59 pm

2 stops34h 44m

$1,011

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

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, August is the cheapest month in which you can book a flight from Iowa to London (average of $583). Flying from Iowa to London in February is currently the most expensive (average of $898). 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 40m. Fly via United Airlines, Iberia, or Lufthansa 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 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, August is the cheapest month in which you can book a flight from Iowa to London (average of $583). Flying from Iowa to London in February is currently the most expensive (average of $898). 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
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
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 April 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$591Average$761FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$627Average$950FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$640Average$919FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$726Average$956FlexibilityNo cancel feeOn-time69%

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