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$223+ 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — LON
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
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 February 11, 2026.

This Booking.com deal was found by Cheapflights users on 2/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:15 pm
OMA
-
LHR
2 stops34h 45m
Multiple Airlines
Mon 8/249:00 am
LHR
-
OMA
2 stops18h 29m
Multiple Airlines
Deal found 2/8$625
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/911:30 am
OMA
-
LHR
1 stop13h 25m
United Airlines
Mon 3/167:40 am
LHR
-
OMA
2 stops34h 05m
United Airlines
Deal found 2/9$632
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/93:28 pm
DSM
-
LHR
1 stop11h 27m
United Airlines
Mon 3/166:50 am
LHR
-
DSM
2 stops19h 50m
United Airlines
Deal found 2/9$632
This United Airlines deal was found by Cheapflights users on 2/9. 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.
Sun 3/157:00 pm
CID
-
LHR
1 stop29h 55m
United Airlines
Wed 3/256:35 am
LHR
-
CID
2 stops21h 10m
United Airlines
Deal found 2/9$632
This United Airlines deal was found by Cheapflights users on 2/11. 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 3/118:00 am
OMA
-
LHR
2 stops21h 50m
United Airlines
Tue 3/176:50 am
LHR
-
OMA
2 stops15h 48m
United Airlines
Deal found 2/11$633
This Delta deal was found by Cheapflights users on 2/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/96:00 am
MLI
-
LHR
1 stop20h 50m
Delta
Mon 3/166:30 am
LHR
-
MLI
2 stops21h 00m
Delta
Deal found 2/8$633
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/168:00 am
CID
-
LHR
2 stops18h 10m
United Airlines
Wed 3/256:35 am
LHR
-
CID
2 stops21h 10m
United Airlines
Deal found 2/9$635
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Fri 8/215:15 pm
OMA
-
LHR
1 stop34h 25m
United Airlines
Mon 8/248:40 am
LHR
-
OMA
2 stops18h 49m
United Airlines
Deal found 2/8$640
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Mon 3/161:47 pm
OMA
-
LHR
1 stop14h 53m
United Airlines
Mon 3/231:25 pm
LHR
-
OMA
2 stops33h 13m
United Airlines
Deal found 2/8$641
This United Airlines deal was found by Cheapflights users on 2/9. 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.
Wed 3/186:49 pm
DSM
-
LHR
1 stop11h 26m
United Airlines
Tue 3/241:25 pm
LHR
-
DSM
2 stops29h 57m
United Airlines
Deal found 2/9$641
This United Airlines deal was found by Cheapflights users on 2/9. 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.
Sun 3/157:00 pm
CID
-
LHR
1 stop29h 55m
United Airlines
Tue 3/241:25 pm
LHR
-
CID
2 stops27h 50m
United Airlines
Deal found 2/9$641
This Mytrip deal was found by Cheapflights users on 2/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/69:10 am
OMA
-
LHR
2 stops15h 20m
Multiple Airlines
Tue 5/1210:50 am
LHR
-
OMA
2 stops16h 43m
Multiple Airlines
Deal found 2/9$643

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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$632
(United Airlines)

One-way from

$223
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$785
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. 2% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 11, 2026.
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

Mon 3/9

11:30 am-5:55 am

1 stop13h 25m

London Heathrow

Mon 3/16

7:40 am-12:45 pm

2 stops34h 05m

$632

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Mon 3/9

3:28 pm-7:55 am

1 stop11h 27m

London Heathrow

Mon 3/16

6:50 am-9:40 pm

2 stops19h 50m

$632

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Sun 3/15

7:00 pm-5:55 am

1 stop29h 55m

London Heathrow

Wed 3/25

6:35 am-10:45 pm

2 stops21h 10m

$632

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Mon 3/9

6:00 am-7:50 am

1 stop20h 50m

London Heathrow

Mon 3/16

6:30 am-10:30 pm

2 stops21h 00m

$633

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 3/11

8:00 am-10:50 am

2 stops21h 50m

London Heathrow

Tue 3/17

6:50 am-5:38 pm

2 stops15h 48m

$633

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Mon 3/16

8:00 am-7:10 am

2 stops18h 10m

London Heathrow

Wed 3/25

6:35 am-10:45 pm

2 stops21h 10m

$635

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 3/16

1:47 pm-9:40 am

1 stop14h 53m

London Heathrow

Mon 3/23

1:25 pm-5:38 pm

2 stops33h 13m

$641

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Tue 4/21

4:02 pm-10:30 am

1 stop12h 28m

London Heathrow

Wed 4/29

11:30 am-11:32 pm

2 stops18h 02m

$644

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 3/16

6:00 am-7:10 am

2 stops20h 10m

London Heathrow

Mon 3/23

1:25 pm-5:38 pm

2 stops33h 13m

$645

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 4/29

2:44 pm-1:15 pm

1 stop16h 31m

London Heathrow

Fri 5/8

6:30 am-5:06 pm

2 stops16h 36m

$648

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 60 results
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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 $582). Flying from Iowa to London in February is currently the most expensive (average of $820). 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 13h 25m. Fly via United Airlines, Delta, or Lufthansa 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 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 $582). Flying from Iowa to London in February is currently the most expensive (average of $820). 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
Croydon
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Eastbourne
Sutton

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Iowa to London

See prices for flight routes from nearby airports that may be better suited for you.
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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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$621Average$761FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$627Average$895FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$640Average$973FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$726Average$916FlexibilityNo cancel feeOn-time69%

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