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Cheap flights from Iowa to London Heathrow Airport from £247

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 27/9. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — LHR
30 Jul — 6 Aug1
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 30 June 2026.

Tue 10/1110:35
MLI
-
LHR
1 stop15h 20m
United Airlines
Thu 12/1106:50
LHR
-
MLI
2 stops14h 17m
United Airlines
Deal found 29/6£556
Fri 4/1218:29
OMA
-
LHR
2 stops54h 01m
Multiple Airlines
Mon 7/1219:30
LHR
-
OMA
2 stops27h 51m
Multiple Airlines
Deal found 26/6£583
Fri 4/1213:45
OMA
-
LHR
3 stops39h 30m
United Airlines
Mon 7/1211:05
LHR
-
OMA
2 stops40h 24m
United Airlines
Deal found 26/6£614
Tue 1/1217:42
MLI
-
LHR
2 stops19h 53m
Lufthansa
Tue 8/1211:10
LHR
-
MLI
2 stops19h 04m
Lufthansa
Deal found 29/6£648
Mon 30/1114:35
MLI
-
LHR
1 stop33h 20m
United Airlines
Tue 8/1206:35
LHR
-
MLI
2 stops17h 06m
United Airlines
Deal found 25/6£653
Wed 14/1018:33
OMA
-
LHR
2 stops16h 32m
Lufthansa
Tue 20/1010:50
LHR
-
OMA
2 stops18h 09m
Lufthansa
Deal found 27/6£655
Mon 2/1118:45
CID
-
LHR
2 stops15h 05m
Lufthansa
Wed 18/1111:10
LHR
-
CID
2 stops16h 29m
Lufthansa
Deal found 29/6£655
Mon 26/1011:59
OMA
-
LHR
1 stop17h 01m
Iberia
Wed 4/1118:45
LHR
-
OMA
2 stops20h 06m
Iberia
Deal found 29/6£658
Mon 26/1013:50
OMA
-
LHR
2 stops18h 40m
United Airlines
Wed 4/1106:50
LHR
-
OMA
2 stops16h 44m
United Airlines
Deal found 29/6£660
Wed 23/911:19
MLI
-
LHR
1 stop13h 06m
Delta
Wed 30/909:55
LHR
-
MLI
2 stops18h 35m
Delta
Deal found 26/6£660
Mon 2/1105:30
CID
-
LHR
1 stop21h 30m
KLM
Wed 18/1111:45
LHR
-
CID
2 stops17h 11m
KLM
Deal found 29/6£660
Wed 9/1213:45
OMA
-
LHR
2 stops17h 45m
United Airlines
Wed 16/1206:35
LHR
-
OMA
2 stops19h 50m
United Airlines
Deal found 25/6£661

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 30 June 2026.

Round-trip from

£248

One-way from

£247

Popular in

June

Cheapest in

August

Average price

£1,238
Virgin Atlantic
  • Virgin Atlantic
  • 31/8-8/9
  • 2 total stops
  • 30h 42m total
  • Iowa to London
Search Deals
British Airways
  • British Airways
  • 27/9
  • 1 total stop
  • 18h 15m total
  • Iowa to London
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£164 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 30 June 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

Mon 31/8

07:08-07:15

1 stop18h 07m

London Heathrow

Tue 8/9

10:45-17:20

1 stop12h 35m

£248

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Sun 30/8

18:15-13:15

1 stop13h 00m

London Heathrow

Mon 7/9

11:15-20:30

1 stop15h 15m

£261

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Fri 28/8

14:03-10:40

2 stops14h 37m

London Heathrow

Sat 5/9

08:40-19:32

2 stops16h 52m

£270

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Sat 22/8

10:26-07:15

2 stops14h 49m

London Heathrow

Sun 30/8

09:40-19:32

2 stops15h 52m

£373

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Tue 10/11

10:35-07:55

1 stop15h 20m

London Heathrow

Thu 12/11

06:50-15:07

2 stops14h 17m

£556

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Fri 4/12

13:45-11:15

3 stops39h 30m

London Heathrow

Mon 7/12

11:05-21:29

2 stops40h 24m

£614

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Mon 30/11

14:35-05:55

1 stop33h 20m

London Heathrow

Tue 8/12

06:35-17:41

2 stops17h 06m

£653

La CrosseLondon

LSE - LHR

LSELHR

La Crosse

Tue 6/10

18:50-10:50

1 stop10h 00m

London Heathrow

Tue 13/10

06:15-18:20

2 stops18h 05m

£663

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

£663

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Wed 23/9

11:19-12:05

2 stops18h 46m

London Heathrow

Wed 30/9

09:55-22:30

2 stops18h 35m

£664

Flights are sorted by cheapest return flights first.

Deals found on 29/6

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, August is the cheapest month in which you can book a flight from Iowa to London Heathrow Airport (average of £404). Flying from Iowa to London Heathrow Airport in February is currently the most expensive (average of £671). 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 10h. 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 £141. SAUDIA flights start at £145 while deals on Etihad Airways start at £154 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 Moline Quad-City - 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 £404). Flying from Iowa to London Heathrow Airport in February is currently the most expensive (average of £671). 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
Wembley
Gatwick
Croydon
Slough
Ilford
Hayes
Brentford
Colchester
Northampton
Watford
Kingston upon Thames
Swindon
Eastbourne
Poole
Southall
Aylesbury
Romford

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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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Atlanta to Heathrow flights
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Newark to London City flights
Hobby to Heathrow flights
LaGuardia to Stansted flights
Dulles Intl to Gatwick flights
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Miami to Heathrow flights
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Boston to London City flights
Philadelphia to Heathrow flights
George Bush Intcntl to Heathrow flights
Dulles Intl to London City flights
Boston to Stansted flights
Los Angeles to Gatwick flights
Baltimore to Gatwick flights
San Francisco to Gatwick flights
O'Hare Intl to Gatwick flights
Los Angeles to Stansted flights
Minneapolis to Heathrow flights
Reagan-National to Gatwick flights
O'Hare Intl to Stansted flights
San Francisco to London City flights
San Francisco to Stansted flights
Orlando to Gatwick flights
Los Angeles to London City flights
Charlotte to Heathrow flights
Sky Harbor Intl to Heathrow flights
Dallas/Fort Worth to Gatwick 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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