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Cheap flights from Iowa to London Heathrow Airport from £242

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — LHR
1 Sep — 8 Sep1
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 2 August 2026.

Sun 1/1118:45
DSM
-
LHR
2 stops16h 20m
Lufthansa
Tue 3/1106:30
LHR
-
DSM
2 stops16h 53m
Lufthansa
Deal found 30/7£552
Sun 1/1108:00
DSM
-
LHR
1 stop17h 55m
United Airlines
Tue 3/1106:50
LHR
-
DSM
2 stops16h 33m
United Airlines
Deal found 29/7£553
Wed 4/1115:14
CID
-
LHR
1 stop14h 46m
United Airlines
Fri 6/1106:50
LHR
-
CID
2 stops16h 41m
United Airlines
Deal found 29/7£553
Wed 25/1106:05
DSM
-
LHR
2 stops22h 20m
United Airlines
Fri 27/1109:00
LHR
-
DSM
2 stops16h 16m
United Airlines
Deal found 1/8£558
Mon 21/909:52
OMA
-
LHR
1 stop17h 13m
Finnair
Tue 6/1008:55
LHR
-
OMA
1 stop15h 50m
Finnair
Deal found 31/7£614
Wed 4/1118:50
CID
-
LHR
2 stops16h 55m
Lufthansa
Fri 6/1108:45
LHR
-
CID
2 stops19h 05m
Lufthansa
Deal found 29/7£623
Tue 17/1109:29
OMA
-
LHR
2 stops15h 41m
Multiple Airlines
Tue 24/1107:40
LHR
-
OMA
2 stops18h 55m
Multiple Airlines
Deal found 30/7£632
Tue 17/1106:00
OMA
-
LHR
1 stop18h 50m
Iberia
Tue 24/1119:40
LHR
-
OMA
2 stops30h 09m
Iberia
Deal found 30/7£633
Wed 21/1012:23
CID
-
LHR
1 stop13h 17m
Iberia
Mon 26/1019:40
LHR
-
CID
2 stops28h 58m
Iberia
Deal found 30/7£640
Mon 23/1106:55
DSM
-
LHR
1 stop18h 10m
Delta
Fri 27/1106:30
LHR
-
DSM
2 stops16h 19m
Delta
Deal found 1/8£646
Wed 9/1211:28
DSM
-
LHR
1 stop14h 22m
Delta
Tue 15/1208:40
LHR
-
DSM
2 stops18h 10m
Delta
Deal found 31/7£648
Sun 1/1106:00
CID
-
LHR
1 stop17h 55m
United Airlines
Thu 12/1106:50
LHR
-
CID
2 stops21h 00m
United Airlines
Deal found 29/7£648

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 2 August 2026.

Round-trip from

£552

One-way from

£242

Popular in

June

Cheapest in

August

Average price

£549
Lufthansa
  • Lufthansa
  • 1/11-3/11
  • 4 total stops
  • 33h 13m total
  • Iowa to London
Search Deals
British Airways
  • British Airways
  • 3/11
  • 1 total stop
  • 13h 26m total
  • Iowa to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£139 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£33 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 2 August 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

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sun 1/11

06:05-21:20

2 stops33h 15m

London Heathrow

Tue 3/11

11:05-17:23

2 stops36h 18m

£561

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 11/1

06:00-07:10

2 stops19h 10m

London Heathrow

Tue 12/1

17:30-20:25

2 stops32h 55m

£583

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Wed 23/9

11:19-06:25

1 stop13h 06m

London Heathrow

Wed 30/9

06:30-16:29

2 stops15h 59m

£655

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 21/9

13:46-07:15

1 stop11h 29m

London Heathrow

Tue 6/10

06:30-19:23

2 stops18h 53m

£655

La CrosseLondon

LSE - LHR

LSELHR

La Crosse

Wed 21/10

18:50-10:50

1 stop10h 00m

London Heathrow

Tue 27/10

06:05-23:59

2 stops22h 54m

£658

La CrosseLondon

LSE - LHR

LSELHR

La Crosse

Tue 6/10

18:50-12:15

1 stop11h 25m

London Heathrow

Tue 13/10

06:15-23:59

2 stops23h 44m

£658

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Tue 29/9

13:03-10:00

2 stops14h 57m

London Heathrow

Fri 9/10

06:50-17:34

2 stops16h 44m

£658

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Tue 22/9

11:19-10:00

2 stops16h 41m

London Heathrow

Tue 29/9

06:50-17:34

2 stops16h 44m

£658

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Mon 7/12

17:13-11:40

1 stop12h 27m

London Heathrow

Mon 14/12

17:35-16:28

2 stops28h 53m

£664

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 21/9

13:55-07:25

3 stops35h 30m

London Heathrow

Tue 6/10

09:30-12:14

2 stops32h 44m

£675

Flights are sorted by cheapest return flights first.

Deals found on 29/7

Showing 1-10 of 55 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, November is the cheapest month in which you can book a flight from Iowa to London Heathrow Airport (average of £548). Flying from Iowa to London Heathrow Airport in June is currently the most expensive (average of £983). 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?

Airfare is below average for this route at the moment.
Iowa to London Heathrow Airport flights typically cost between £604 and £1,002 in November.
The cheapest return price found within the last 5 days was £552 on Lufthansa (1 Nov–3 Nov).

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 10h. The distance between Iowa and London Heathrow Airport is about 3976 mi. This flight may include one or multiple stops.

  • 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, November is the cheapest month in which you can book a flight from Iowa to London Heathrow Airport (average of £548). Flying from Iowa to London Heathrow Airport in June is currently the most expensive (average of £983). 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
Luton
Gatwick
Wembley
Slough
Ilford
Hayes
Croydon
Colchester
Brentford
Eastbourne
Northampton
Watford
Swindon
Southend-on-Sea
Enfield
Kingston upon Thames
Poole
Southall

Browse thousands of different options on Cheapflights for your next trip

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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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Boston to Stansted flights
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Philadelphia to Heathrow flights
Baltimore to Gatwick flights
Los Angeles to Gatwick flights
Reagan-National to Gatwick flights
O'Hare Intl to Gatwick flights
San Francisco to Gatwick flights
Los Angeles to Stansted flights
Raleigh to Heathrow flights
San Francisco to London City flights
O'Hare Intl to Stansted flights
Boston to Luton flights
San Francisco to Stansted flights
O'Hare Intl to London City flights
Los Angeles to London City flights
Orlando to Gatwick flights
Dallas/Fort Worth to Gatwick flights
Minneapolis 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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