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Cheap flights from Iowa to London from £166

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — LON
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Iowa to London

Enter your travel dates to find the best prices.

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 22 January 2026.

Wed 4/313:38
DSM
-
LHR
1 stop12h 37m
British Airways
Wed 11/308:50
LHR
-
DSM
2 stops14h 29m
British Airways
Deal found 19/1£426
Wed 4/307:01
OMA
-
LGW
2 stops18h 29m
American Airlines
Thu 12/311:20
LGW
-
OMA
2 stops31h 49m
American Airlines
Deal found 20/1£426
Sat 7/312:28
DSM
-
LHR
1 stop14h 37m
Virgin Atlantic
Sat 14/310:45
LHR
-
DSM
1 stop16h 53m
Virgin Atlantic
Deal found 21/1£428
Tue 3/313:38
DSM
-
LHR
1 stop11h 17m
British Airways
Tue 10/306:05
LHR
-
DSM
2 stops21h 29m
British Airways
Deal found 19/1£430
Mon 23/212:16
OMA
-
LHR
1 stop13h 59m
Iberia
Mon 2/319:40
LHR
-
OMA
2 stops19h 17m
Iberia
Deal found 20/1£432
Mon 9/218:35
OMA
-
LHR
1 stop10h 40m
United Airlines
Tue 17/213:25
LHR
-
OMA
2 stops34h 13m
United Airlines
Deal found 21/1£438
Tue 3/307:07
CID
-
LHR
1 stop17h 48m
British Airways
Thu 12/306:15
LHR
-
CID
2 stops22h 18m
British Airways
Deal found 20/1£438
Mon 9/208:00
OMA
-
LHR
2 stops17h 10m
Multiple Airlines
Tue 17/207:40
LHR
-
OMA
2 stops20h 19m
Multiple Airlines
Deal found 21/1£439
Sun 22/206:04
OMA
-
LHR
2 stops21h 16m
Air Canada
Tue 3/313:25
LHR
-
OMA
2 stops31h 01m
Air Canada
Deal found 20/1£440
Mon 27/410:00
CID
-
LHR
1 stop18h 30m
British Airways
Thu 7/519:30
LHR
-
CID
2 stops34h 20m
British Airways
Deal found 20/1£441
Sun 15/318:42
OMA
-
LHR
1 stop30h 13m
United Airlines
Tue 24/313:25
LHR
-
OMA
2 stops26h 08m
United Airlines
Deal found 21/1£442
Tue 3/313:38
DSM
-
LHR
2 stops16h 27m
Iberia
Tue 10/306:05
LHR
-
DSM
2 stops22h 35m
Iberia
Deal found 19/1£442

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 22 January 2026.

Round-trip from

£426

One-way from

£166

Popular in

December

Cheapest in

January

Average price

£526
British Airways
  • British Airways
  • 4/3-11/3
  • 3 total stops
  • 27h 06m total
  • Iowa to London
Search Deals
British Airways
  • British Airways
  • 10/5
  • 1 total stop
  • 16h 00m total
  • Iowa to London
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£7 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 22 January 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 - LGW

OMALGW

Omaha Eppley Airfield

Wed 4/3

07:01-07:30

2 stops18h 29m

London Gatwick

Thu 12/3

11:20-14:09

2 stops31h 49m

£426

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 9/2

18:35-11:15

1 stop10h 40m

London Heathrow

Tue 17/2

13:25-17:38

2 stops34h 13m

£438

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 9/2

08:00-07:10

2 stops17h 10m

London Heathrow

Tue 17/2

07:40-21:59

2 stops20h 19m

£439

Des MoinesLondon

DSM - LGW

DSMLGW

Des Moines

Tue 17/2

19:44-07:30

2 stops29h 46m

London Gatwick

Tue 24/2

11:20-08:50

2 stops27h 30m

£442

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Sun 22/2

11:16-05:55

1 stop12h 39m

London Heathrow

Tue 3/3

06:50-17:38

2 stops16h 48m

£450

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 9/2

13:42-12:15

1 stop16h 33m

London Heathrow

Tue 17/2

08:20-23:31

1 stop21h 11m

£450

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 4/3

06:04-09:40

1 stop21h 36m

London Heathrow

Fri 13/3

06:50-21:54

2 stops20h 04m

£450

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 29/4

17:00-10:30

1 stop11h 30m

London Heathrow

Fri 8/5

06:15-23:29

2 stops23h 14m

£450

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 6/5

09:10-06:30

2 stops15h 20m

London Heathrow

Tue 12/5

14:05-14:21

2 stops30h 16m

£452

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 25/2

18:55-15:50

2 stops14h 55m

London Heathrow

Mon 2/3

11:10-21:41

2 stops16h 31m

£453

Flights are sorted by cheapest return flights first.

Deals found on 21/1

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 return 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 £433). Flying from Iowa to London in February is currently the most expensive (average of £597). 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 for a return flight 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?

    American Airlines, United Airlines, and British Airways can get you from Iowa to London in just under 10h 40m. Your travel time can differ by up to 19h 06m. Airlines will cover a distance of 4269 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Iowa to London one-way?

    To fly one-way, consider booking your trip with SAUDIA, which is currently one of the cheapest options available, starting at £64. Pegasus Airlines flights start at £79 while deals on Gulf Air start at £139 one-way.

  • 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 holiday 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 £433). Flying from Iowa to London in February is currently the most expensive (average of £597). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Luton
Croydon
Wembley
Gatwick
Slough
Hounslow
Ilford
Brentford
Hayes
Colchester
Watford
Crawley
Bedford
Kingston upon Thames
Chelmsford
Eastbourne
Romford
Folkestone
Southend-on-Sea

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Alternative routes for Iowa to London

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Iowa to London?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to London from Iowa today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Iowa to London?

Cheapflights simply makes it quick and affordable to book flights from Iowa to London by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Iowa to London with no change fees?

Yes, we can. To see specific flights from Iowa to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Iowa to London become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Iowa today and book when prices fit your budget.

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