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Cheap flights from Iowa to London Heathrow Airport from £164

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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — LHR
10 Mar — 17 Mar1
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 8 February 2026.

Tue 24/317:47
DSM
-
LHR
1 stop9h 58m
Virgin Atlantic
Tue 31/309:20
LHR
-
DSM
1 stop13h 13m
Virgin Atlantic
Deal found 7/2£450
Tue 10/314:04
DSM
-
LHR
1 stop10h 51m
United Airlines
Tue 17/306:50
LHR
-
DSM
2 stops19h 50m
United Airlines
Deal found 6/2£465
Mon 9/306:00
MLI
-
LHR
1 stop19h 25m
Delta
Mon 16/306:30
LHR
-
MLI
2 stops21h 00m
Delta
Deal found 7/2£465
Wed 15/413:53
OMA
-
LHR
2 stops19h 47m
Lufthansa
Wed 22/407:30
LHR
-
OMA
2 stops18h 57m
Lufthansa
Deal found 4/2£468
Mon 16/318:42
OMA
-
LHR
1 stop11h 33m
United Airlines
Mon 23/313:25
LHR
-
OMA
2 stops33h 13m
United Airlines
Deal found 7/2£471
Sun 15/318:49
DSM
-
LHR
1 stop30h 06m
United Airlines
Mon 23/313:25
LHR
-
DSM
2 stops29h 57m
United Airlines
Deal found 7/2£471
Wed 18/308:00
OMA
-
LHR
2 stops17h 40m
United Airlines
Wed 25/313:25
LHR
-
OMA
2 stops26h 09m
United Airlines
Deal found 6/2£471
Sun 15/309:00
DSM
-
LHR
1 stop19h 40m
United Airlines
Tue 24/313:25
LHR
-
DSM
2 stops28h 58m
United Airlines
Deal found 6/2£471
Mon 16/311:30
OMA
-
LHR
2 stops14h 40m
Air Canada
Mon 23/313:25
LHR
-
OMA
2 stops33h 13m
Air Canada
Deal found 7/2£473
Mon 4/519:20
OMA
-
LHR
1 stop13h 05m
British Airways
Mon 11/519:25
LHR
-
OMA
2 stops34h 34m
British Airways
Deal found 7/2£474
Wed 1/416:25
DSM
-
LHR
1 stop14h 40m
Scandinavian Airlines
Fri 10/406:30
LHR
-
DSM
2 stops15h 12m
Scandinavian Airlines
Deal found 7/2£475
Sun 8/309:10
CID
-
LHR
1 stop19h 30m
United Airlines
Sun 15/318:00
LHR
-
CID
2 stops33h 45m
United Airlines
Deal found 6/2£475

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 8 February 2026.

Round-trip from

£450

One-way from

£164

Popular in

December

Cheapest in

January

Average price

£549
Virgin Atlantic
  • Virgin Atlantic
  • 24/3-31/3
  • 2 total stops
  • 23h 11m total
  • Iowa to London
Search Deals
Air Canada
  • Air Canada
  • 5/8
  • 2 total stops
  • 18h 30m total
  • Iowa to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£12 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 8 February 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

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Tue 10/3

14:04-05:55

1 stop10h 51m

London Heathrow

Tue 17/3

06:50-21:40

2 stops19h 50m

£465

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Mon 9/3

06:00-06:25

1 stop19h 25m

London Heathrow

Mon 16/3

06:30-22:30

2 stops21h 00m

£465

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Tue 10/3

14:04-09:10

2 stops14h 06m

London Heathrow

Mon 16/3

06:50-21:40

2 stops19h 50m

£468

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sun 15/3

18:49-05:55

1 stop30h 06m

London Heathrow

Mon 23/3

13:25-14:22

2 stops29h 57m

£471

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 18/3

08:00-06:40

2 stops17h 40m

London Heathrow

Wed 25/3

13:25-10:34

2 stops26h 09m

£471

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 16/3

11:30-05:55

1 stop13h 25m

London Heathrow

Mon 23/3

13:25-17:38

2 stops33h 13m

£471

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sun 15/3

09:00-09:40

1 stop19h 40m

London Heathrow

Tue 24/3

13:25-13:23

2 stops28h 58m

£471

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Tue 21/4

14:55-14:25

1 stop17h 30m

London Heathrow

Wed 29/4

11:30-23:32

2 stops18h 02m

£474

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Sun 8/3

09:10-09:40

1 stop19h 30m

London Heathrow

Sun 15/3

18:00-22:45

2 stops33h 45m

£475

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 29/4

14:44-13:15

1 stop16h 31m

London Heathrow

Fri 8/5

06:30-17:06

2 stops16h 36m

£476

Flights are sorted by cheapest return flights first.

Deals found on 5/2

Showing 1-10 of 60 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 £427). Flying from Iowa to London Heathrow Airport in February is currently the most expensive (average of £602). 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 51m. The distance between Iowa and London Heathrow Airport is about 4176 mi. This flight may include one or multiple stops.

  • 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 £427). Flying from Iowa to London Heathrow Airport in February is currently the most expensive (average of £602). 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
Croydon
Luton
Northampton
Wembley
Gatwick
Slough
Ilford
Hounslow
Brentford
Hayes
Colchester
Watford
Guildford
Swindon
Bedford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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
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Los Angeles to Gatwick flights
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Minneapolis to Heathrow flights
Los Angeles to Stansted flights
San Francisco to Gatwick flights
Detroit to Heathrow flights
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O'Hare Intl to Stansted flights
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O'Hare Intl to London City flights
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Los Angeles to London City 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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