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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 17/8. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — LHR
22 Mar — 29 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 20 February 2026.

Tue 7/418:45
OMA
-
LHR
2 stops18h 55m
Lufthansa
Wed 15/406:30
LHR
-
OMA
2 stops19h 57m
Lufthansa
Deal found 18/2£472
Wed 15/412:00
DSM
-
LHR
1 stop13h 40m
British Airways
Wed 29/407:50
LHR
-
DSM
2 stops21h 59m
British Airways
Deal found 19/2£473
Wed 1/406:34
CID
-
LHR
2 stops20h 01m
Multiple Airlines
Wed 8/409:00
LHR
-
CID
2 stops18h 38m
Multiple Airlines
Deal found 17/2£475
Wed 18/315:20
OMA
-
LHR
1 stop14h 55m
United Airlines
Wed 25/313:25
LHR
-
OMA
2 stops26h 09m
United Airlines
Deal found 18/2£476
Tue 7/414:55
OMA
-
LHR
1 stop17h 30m
Iberia
Wed 15/411:30
LHR
-
OMA
2 stops18h 02m
Iberia
Deal found 19/2£477
Wed 29/420:03
DSM
-
LHR
1 stop10h 12m
Iberia
Tue 12/506:15
LHR
-
DSM
2 stops19h 18m
Iberia
Deal found 19/2£477
Wed 6/518:45
MLI
-
LHR
2 stops16h 55m
Lufthansa
Tue 19/510:50
LHR
-
MLI
2 stops16h 07m
Lufthansa
Deal found 19/2£478
Wed 15/412:00
DSM
-
LHR
1 stop13h 40m
Iberia
Wed 29/407:50
LHR
-
DSM
2 stops21h 59m
Iberia
Deal found 18/2£478
Tue 14/418:45
OMA
-
LHR
2 stops16h 55m
Lufthansa
Wed 22/408:30
LHR
-
OMA
2 stops17h 57m
Lufthansa
Deal found 19/2£479
Wed 15/418:45
OMA
-
LHR
2 stops17h 55m
Lufthansa
Wed 22/409:30
LHR
-
OMA
2 stops16h 57m
Lufthansa
Deal found 17/2£480
Wed 15/412:00
DSM
-
LHR
1 stop16h 30m
British Airways
Mon 20/419:25
LHR
-
DSM
2 stops34h 24m
British Airways
Deal found 17/2£480
Wed 1/415:22
OMA
-
LHR
1 stop11h 08m
United Airlines
Wed 8/410:50
LHR
-
OMA
2 stops17h 16m
United Airlines
Deal found 19/2£481

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 20 February 2026.

Round-trip from

£472

One-way from

£164

Popular in

December

Cheapest in

January

Average price

£582
Lufthansa
  • Lufthansa
  • 7/4-15/4
  • 4 total stops
  • 36h 52m total
  • Iowa to London
Search Deals
Iberia
  • Iberia
  • 17/8
  • 1 total stop
  • 14h 59m total
  • Iowa to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% 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 20 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

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

£476

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Fri 20/3

06:15-07:30

1 stop20h 15m

London Heathrow

Wed 25/3

13:25-10:34

2 stops26h 09m

£476

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

£477

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 15/4

12:00-10:30

1 stop16h 30m

London Heathrow

Mon 20/4

19:25-23:49

2 stops34h 24m

£480

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 15/4

14:44-11:20

1 stop14h 36m

London Heathrow

Wed 29/4

06:30-20:39

2 stops20h 09m

£481

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 1/4

15:22-08:30

1 stop11h 08m

London Heathrow

Wed 8/4

10:50-22:06

2 stops17h 16m

£481

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 29/4

16:23-13:05

1 stop14h 42m

London Heathrow

Fri 8/5

06:30-17:06

2 stops16h 36m

£482

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Wed 1/4

14:40-08:30

1 stop11h 50m

London Heathrow

Wed 8/4

06:50-21:38

2 stops20h 48m

£482

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Wed 15/4

11:51-06:25

1 stop12h 34m

London Heathrow

Wed 29/4

09:20-17:45

1 stop14h 25m

£487

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Wed 6/5

10:39-06:45

1 stop14h 06m

London Heathrow

Tue 19/5

06:50-16:51

2 stops16h 01m

£487

Flights are sorted by cheapest return flights first.

Deals found on 19/2

Showing 1-10 of 51 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 £432). Flying from Iowa to London Heathrow Airport in February is currently the most expensive (average of £608). 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 16h 30m. The distance between Iowa and London Heathrow Airport is about 4176 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 SAUDIA, which is currently one of the cheapest options available, starting at £81. Gulf Air flights start at £138 while deals on Etihad Airways start at £151 one-way.

  • 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 £432). Flying from Iowa to London Heathrow Airport in February is currently the most expensive (average of £608). 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
Wembley
Northampton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
Guildford
Kingston upon Thames
Eastbourne
Ipswich
Chelmsford
Swindon
Bedford

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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Los Angeles to London City flights
O'Hare Intl to Stansted flights
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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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