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Cheap flights from Iowa to London Heathrow Airport 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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — LHR
20 Feb — 27 Feb1
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 January 2026.

Thu 5/311:46
DSM
-
LHR
1 stop12h 39m
Virgin Atlantic
Thu 12/310:45
LHR
-
DSM
1 stop16h 53m
Virgin Atlantic
Deal found 19/1£424
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£425
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
Mon 26/112:03
OMA
-
LHR
1 stop16h 22m
Iberia
Tue 10/220:50
LHR
-
OMA
2 stops32h 43m
Iberia
Deal found 19/1£429
Tue 3/313:38
DSM
-
LHR
1 stop15h 57m
British Airways
Tue 10/307:30
LHR
-
DSM
2 stops20h 04m
British Airways
Deal found 18/1£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£431
Tue 3/310:04
DSM
-
LHR
1 stop16h 11m
Iberia
Tue 17/307:30
LHR
-
DSM
2 stops21h 10m
Iberia
Deal found 19/1£431
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£437
Mon 26/105:52
OMA
-
LHR
2 stops19h 18m
Air Canada
Tue 10/213:25
LHR
-
OMA
2 stops31h 00m
Air Canada
Deal found 19/1£439
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£440
Tue 21/412:05
OMA
-
LHR
1 stop13h 35m
British Airways
Wed 29/407:50
LHR
-
OMA
2 stops21h 42m
British Airways
Deal found 19/1£442
Wed 25/213:38
DSM
-
LHR
1 stop12h 37m
British Airways
Mon 2/319:40
LHR
-
DSM
2 stops34h 00m
British Airways
Deal found 19/1£442

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 January 2026.

Round-trip from

£424

One-way from

£166

Popular in

December

Cheapest in

January

Average price

£525
Virgin Atlantic
  • Virgin Atlantic
  • 5/3-12/3
  • 2 total stops
  • 29h 32m total
  • Iowa to London
Search Deals
British Airways
  • British Airways
  • 29/4
  • 1 total stop
  • 10h 14m 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 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 January 2026.
Use the filters below to find and compare flights from Iowa to London Heathrow Airport that are best for you.

Fly from

Iowa

Fly to

Heathrow

Route

Depart

Return

Price

La CrosseLondon

LSE - LHR

LSELHR

La Crosse

Sat 31/1

17:08-06:55

1 stop31h 47m

London Heathrow

Mon 9/2

17:25-22:16

2 stops34h 51m

£445

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Tue 3/3

11:17-06:50

1 stop13h 33m

London Heathrow

Tue 10/3

14:45-23:42

1 stop13h 57m

£446

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Tue 3/3

13:15-12:05

2 stops16h 50m

London Heathrow

Thu 12/3

06:15-21:25

2 stops20h 10m

£448

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 29/4

17:00-11:15

1 stop12h 15m

London Heathrow

Fri 8/5

06:15-23:29

2 stops23h 14m

£449

La CrosseLondon

LSE - LHR

LSELHR

La Crosse

Wed 1/4

11:34-07:40

1 stop14h 06m

London Heathrow

Wed 8/4

06:15-18:02

2 stops17h 47m

£449

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 23/2

15:22-11:15

1 stop13h 53m

London Heathrow

Sun 1/3

11:10-21:59

2 stops16h 49m

£450

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Tue 3/3

11:17-10:00

1 stop16h 43m

London Heathrow

Tue 10/3

11:55-23:42

1 stop16h 47m

£451

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 4/3

13:50-09:40

1 stop13h 50m

London Heathrow

Fri 13/3

11:35-20:21

1 stop13h 46m

£452

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Tue 3/3

18:45-11:15

1 stop10h 30m

London Heathrow

Tue 10/3

13:35-21:54

1 stop13h 19m

£452

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 2/3

18:45-11:15

1 stop10h 30m

London Heathrow

Thu 12/3

13:35-21:54

1 stop13h 19m

£452

Flights are sorted by cheapest return flights first.

Deals found on 19/1

Showing 1-10 of 58 results
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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 £433). Flying from Iowa to London Heathrow Airport in February is currently the most expensive (average of £596). 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.

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 53m. The distance between Iowa and London Heathrow Airport is about 4269 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, August is the cheapest month in which you can book a flight from Iowa to London Heathrow Airport (average of £433). Flying from Iowa to London Heathrow Airport in February is currently the most expensive (average of £596). 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
Luton
Croydon
Northampton
Wembley
Gatwick
Slough
Hounslow
Ilford
Brentford
Hayes
Colchester
Watford
Swindon
Crawley
Bedford
Kingston upon Thames
Chelmsford
Eastbourne
Romford

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
O'Hare Intl to Gatwick flights
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Los Angeles to London City flights
Tampa to Heathrow flights
San Francisco to Gatwick flights
Reagan-National to Gatwick flights
Los Angeles to Stansted flights
O'Hare Intl to London City flights
Minneapolis to Heathrow flights
O'Hare Intl to Stansted flights
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Fly with Cheapflights

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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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