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Cheap flights from Iowa to London Heathrow Airport from £245

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — LHR
2 Jun — 9 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 3 May 2026.

Mon 16/1108:00
DSM
-
LHR
1 stop17h 30m
United Airlines
Wed 18/1106:50
LHR
-
DSM
2 stops16h 43m
United Airlines
Deal found 1/5£594
Tue 1/1211:15
CID
-
LHR
1 stop14h 40m
United Airlines
Thu 3/1206:50
LHR
-
CID
2 stops18h 22m
United Airlines
Deal found 29/4£595
Mon 24/814:50
OMA
-
LHR
2 stops20h 50m
Scandinavian Airlines
Wed 2/917:00
LHR
-
OMA
2 stops34h 13m
Scandinavian Airlines
Deal found 2/5£636
Mon 19/1009:37
DSM
-
LHR
1 stop16h 03m
Iberia
Tue 27/1007:30
LHR
-
DSM
2 stops19h 14m
Iberia
Deal found 2/5£643
Sun 27/914:36
DSM
-
LHR
1 stop11h 04m
Iberia
Tue 13/1007:50
LHR
-
DSM
2 stops18h 21m
Iberia
Deal found 29/4£644
Sun 6/1211:05
OMA
-
LHR
2 stops25h 25m
Scandinavian Airlines
Wed 9/1206:40
LHR
-
OMA
2 stops23h 27m
Scandinavian Airlines
Deal found 29/4£646
Wed 4/1111:00
MLI
-
LHR
1 stop13h 25m
Delta
Wed 11/1108:40
LHR
-
MLI
2 stops19h 50m
Delta
Deal found 28/4£647
Tue 10/1105:55
MLI
-
LHR
1 stop18h 30m
Virgin Atlantic
Tue 17/1106:30
LHR
-
MLI
2 stops22h 00m
Virgin Atlantic
Deal found 28/4£647
Tue 8/911:53
LSE
-
LHR
1 stop14h 12m
British Airways
Tue 15/906:15
LHR
-
LSE
2 stops23h 00m
British Airways
Deal found 29/4£649
Tue 1/911:47
CID
-
LHR
1 stop17h 28m
British Airways
Tue 15/906:15
LHR
-
CID
2 stops22h 56m
British Airways
Deal found 30/4£658
Sun 27/914:36
DSM
-
LHR
1 stop11h 04m
British Airways
Wed 14/1007:50
LHR
-
DSM
2 stops18h 21m
British Airways
Deal found 29/4£658
Mon 7/917:15
LSE
-
LHR
1 stop11h 15m
British Airways
Tue 15/906:15
LHR
-
LSE
2 stops23h 00m
British Airways
Deal found 29/4£658

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 3 May 2026.

Round-trip from

£636

One-way from

£245

Popular in

June

Cheapest in

January

Average price

£797
Scandinavian Airlines
  • Scandinavian Airlines
  • 24/8-2/9
  • 4 total stops
  • 55h 03m total
  • Iowa to London
Search Deals
British Airways
  • British Airways
  • 15/9
  • 1 total stop
  • 16h 16m total
  • Iowa to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£140 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£23 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 3 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

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Wed 23/9

11:29-06:50

1 stop13h 21m

London Heathrow

Wed 30/9

13:10-23:03

1 stop15h 53m

£661

La CrosseLondon

LSE - LHR

LSELHR

La Crosse

Tue 13/10

11:18-06:50

1 stop13h 32m

London Heathrow

Tue 20/10

11:10-23:19

1 stop18h 09m

£668

La CrosseLondon

LSE - LHR

LSELHR

La Crosse

Tue 13/10

18:19-18:55

2 stops18h 36m

London Heathrow

Tue 20/10

06:15-17:54

2 stops17h 39m

£677

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Sat 22/8

11:00-11:20

1 stop18h 20m

London Heathrow

Fri 28/8

06:30-22:30

2 stops22h 00m

£683

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 24/8

07:55-10:40

2 stops20h 45m

London Heathrow

Wed 2/9

06:50-17:19

2 stops16h 29m

£690

La CrosseLondon

LSE - LHR

LSELHR

La Crosse

Wed 9/9

08:15-08:35

2 stops18h 20m

London Heathrow

Thu 17/9

06:55-18:10

2 stops17h 15m

£691

La CrosseLondon

LSE - LHR

LSELHR

La Crosse

Mon 7/9

09:42-06:45

1 stop15h 03m

London Heathrow

Thu 17/9

07:25-18:10

2 stops16h 45m

£691

La CrosseLondon

LSE - LHR

LSELHR

La Crosse

Sun 6/9

08:15-06:30

2 stops16h 15m

London Heathrow

Wed 16/9

06:55-23:07

2 stops22h 12m

£694

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sun 27/9

14:35-13:15

2 stops16h 40m

London Heathrow

Fri 2/10

09:55-22:26

2 stops18h 31m

£694

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Tue 1/9

12:05-10:30

2 stops16h 25m

London Heathrow

Tue 15/9

06:30-21:50

2 stops21h 20m

£694

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 51 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 £394). Flying from Iowa to London Heathrow Airport in February is currently the most expensive (average of £654). 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 13h 32m. The distance between Iowa and London Heathrow Airport is about 3976 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 £137. Etihad Airways flights start at £150 while deals on SAUDIA start at £152 one-way.

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

    Most travelers choose Des Moines - London Heathrow, Omaha Eppley Airfield - 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 £394). Flying from Iowa to London Heathrow Airport in February is currently the most expensive (average of £654). 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
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Swindon
Ipswich
Southend-on-Sea
Guildford

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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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Dulles Intl to Gatwick flights
Los Angeles to Gatwick flights
Dulles Intl to London City flights
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Boston to Stansted flights
Los Angeles to Stansted flights
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Baltimore to Gatwick flights
Los Angeles to London City flights
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Reagan-National to Gatwick flights
O'Hare Intl to Gatwick flights
San Francisco to Gatwick flights
Minneapolis to Heathrow flights
O'Hare Intl to Stansted flights
San Francisco to Stansted flights
San Francisco to London City flights
O'Hare Intl to London City flights
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Raleigh to Heathrow flights

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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