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Cheap flights from Iowa to London Heathrow Airport from £240

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 25/8. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — LHR
20 Jun — 27 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Iowa to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Iowa to Heathrow
Explore the most affordable flight options available from Iowa to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 May 2026.

Tue 10/1113:45
OMA
-
LHR
2 stops17h 45m
United Airlines
Thu 12/1106:50
LHR
-
OMA
2 stops16h 31m
United Airlines
Deal found 19/5£578
Wed 11/1106:15
LSE
-
LHR
1 stop23h 45m
United Airlines
Fri 13/1106:50
LHR
-
LSE
2 stops36h 15m
United Airlines
Deal found 20/5£578
Sun 1/1114:15
DSM
-
LHR
2 stops25h 25m
Scandinavian Airlines
Mon 9/1106:40
LHR
-
DSM
2 stops21h 49m
Scandinavian Airlines
Deal found 20/5£652
Wed 23/917:00
MLI
-
LHR
1 stop14h 15m
Delta
Wed 30/908:40
LHR
-
MLI
2 stops19h 50m
Delta
Deal found 20/5£652
Tue 13/1014:15
DSM
-
LHR
2 stops19h 45m
Scandinavian Airlines
Thu 29/1019:30
LHR
-
DSM
2 stops31h 59m
Scandinavian Airlines
Deal found 19/5£655
Mon 23/1114:50
OMA
-
LHR
2 stops19h 10m
Scandinavian Airlines
Wed 2/1206:40
LHR
-
OMA
2 stops23h 27m
Scandinavian Airlines
Deal found 18/5£657
Wed 23/909:38
DSM
-
LHR
1 stop16h 02m
British Airways
Fri 2/1012:15
LHR
-
DSM
1 stop13h 46m
British Airways
Deal found 20/5£658
Wed 25/1114:50
OMA
-
LHR
2 stops24h 50m
Scandinavian Airlines
Wed 2/1207:05
LHR
-
OMA
3 stops23h 02m
Scandinavian Airlines
Deal found 21/5£659
Tue 20/1014:37
DSM
-
LHR
1 stop10h 13m
British Airways
Wed 28/1012:35
LHR
-
DSM
1 stop12h 36m
British Airways
Deal found 20/5£659
Tue 6/1018:19
LSE
-
LHR
1 stop10h 31m
British Airways
Tue 13/1007:30
LHR
-
LSE
2 stops21h 49m
British Airways
Deal found 21/5£663
Tue 13/1018:07
DSM
-
LHR
1 stop11h 08m
British Airways
Thu 29/1007:30
LHR
-
DSM
2 stops17h 41m
British Airways
Deal found 19/5£664
Tue 1/911:47
CID
-
LHR
1 stop17h 28m
British Airways
Tue 15/906:15
LHR
-
CID
2 stops22h 56m
British Airways
Deal found 20/5£665

Find flight deals from Iowa to Heathrow

Keep the following information in mind while searching for Iowa to Heathrow flight deals. Data was last updated 21 May 2026.

Round-trip from

£578

One-way from

£240

Popular in

June

Cheapest in

August

Average price

£925
United Airlines
  • United Airlines
  • 10/11-12/11
  • 4 total stops
  • 34h 16m total
  • Iowa to London
Search Deals
Virgin Atlantic
  • Virgin Atlantic
  • 25/8
  • 1 total stop
  • 13h 09m total
  • Iowa to London
Search Deals
Highest demand for flights based on searches. 25% potential increase in price (£179 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Iowa to Heathrow 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 21 May 2026.
Use the filters below to find and compare flights from Iowa to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Tue 10/11

13:45-13:30

2 stops17h 45m

London Heathrow

Thu 12/11

06:50-17:21

2 stops16h 31m

£578

La CrosseLondon

LSE - LHR

LSELHR

La Crosse

Wed 11/11

06:15-12:00

1 stop23h 45m

London Heathrow

Fri 13/11

06:50-13:05

2 stops36h 15m

£578

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Wed 23/9

05:55-06:25

1 stop18h 30m

London Heathrow

Wed 30/9

09:55-22:30

2 stops18h 35m

£654

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Mon 9/11

14:15-18:30

2 stops22h 15m

London Heathrow

Fri 13/11

06:40-22:29

2 stops21h 49m

£667

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Wed 23/9

16:28-10:55

1 stop12h 27m

London Heathrow

Wed 30/9

13:10-23:03

1 stop15h 53m

£667

La CrosseLondon

LSE - LHR

LSELHR

La Crosse

Tue 6/10

18:19-12:15

1 stop11h 56m

London Heathrow

Tue 13/10

14:45-23:19

1 stop14h 34m

£667

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Mon 9/11

11:30-07:55

1 stop14h 25m

London Heathrow

Fri 13/11

06:50-17:33

2 stops16h 43m

£674

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sun 27/9

07:00-07:10

2 stops18h 10m

London Heathrow

Fri 2/10

08:40-21:17

2 stops18h 37m

£677

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 26/8

14:45-11:20

2 stops14h 35m

London Heathrow

Wed 2/9

09:55-21:17

2 stops17h 22m

£678

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 23/9

10:15-10:20

2 stops18h 05m

London Heathrow

Fri 2/10

09:55-21:17

2 stops17h 22m

£678

Flights are sorted by cheapest return flights first.

Deals found on 20/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Iowa to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

What is the cheapest month to book a flight from Iowa to London Heathrow Airport?

Currently, August is the cheapest month in which you can book a flight from Iowa to London Heathrow Airport (average of £399). Flying from Iowa to London Heathrow Airport in February is currently the most expensive (average of £662). 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 Heathrow Airport?

Related info for your journey

Find useful and relevant information for your journey from Iowa to Heathrow. 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 Heathrow Airport?

    Departing from Iowa to London Heathrow Airport will take you 17h 45m. The distance between Iowa and London Heathrow Airport is about 4269 mi. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with Gulf Air, which is currently one of the cheapest options available, starting at £139. SAUDIA flights start at £143 while deals on Etihad Airways start at £152 one-way.

  • What are the most popular routes from Iowa to London Heathrow Airport?

    Most travelers choose Omaha Eppley Airfield - London Heathrow, Des Moines - London Heathrow or Cedar Rapids - London Heathrow when deciding on the best route from Iowa to London Heathrow Airport.

  • Can I find deals for flights from Iowa to Heathrow that include hotel bookings?

    Yes. In addition to deals on Iowa to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Iowa to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Iowa to Heathrow.

  • Can I find deals for business class flights from Iowa to Heathrow?

    Yes. Cheapflights offers flight deals from Iowa to Heathrow 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 Heathrow Airport?

    Currently, August is the cheapest month in which you can book a flight from Iowa to London Heathrow Airport (average of £399). Flying from Iowa to London Heathrow Airport in February is currently the most expensive (average of £662). 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 Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Croydon
Northampton
Wembley
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Watford
Romford
Kingston upon Thames
Eastbourne
Ipswich
Swindon
Guildford
Southall

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Alternative routes for Iowa to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Newark to London City flights
O'Hare Intl to Gatwick flights
O'Hare Intl to Stansted flights
O'Hare Intl to London City flights
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Dallas/Fort Worth to Gatwick flights
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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 Heathrow?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Iowa to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Iowa.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Iowa to Heathrow flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Iowa to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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