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$381+ Cheap flights from Iowa to Heathrow (LHR)

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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — LHR
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Iowa to Heathrow

Keep the following information in mind while searching for Iowa to Heathrow flight deals. Data was last updated April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$712
(Delta)

One-way from

$381
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$879
Provider with most accurate pricing for Des Moines-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Des Moines-London (LON) flights.
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From Iowa to London Heathrow
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One-way flight from Iowa to London Heathrow
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Highest demand for flights based on searches. 16% potential increase in price ($177 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Iowa to Heathrow

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 April 30, 2025.

This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2710:55 amOMA - LHR
2 stops13h 30mDelta
Tue 9/309:35 amLHR - OMA
2 stops17h 29mDelta
Deal found 4/29$712
This Cheapflightsfares deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/271:40 pmOMA - LHR
1 stop14h 50mIberia
Wed 10/112:00 pmLHR - OMA
1 stop16h 27mIberia
Deal found 4/29$718
This StudentUniverse deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/129:27 amDSM - LHR
1 stop22h 58mFinnair
Mon 10/204:10 pmLHR - DSM
2 stops32h 17mFinnair
Deal found 4/29$726
This Scandinavian Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/152:50 pmOMA - LHR
2 stops19h 10mScandinavian Airlines
Wed 10/226:40 amLHR - OMA
2 stops20h 36mScandinavian Airlines
Deal found 4/27$735
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/25:23 pmOMA - LHR
2 stops37h 57mUnited Airlines
Fri 9/262:05 pmLHR - OMA
2 stops30h 17mUnited Airlines
Deal found 4/28$760
This Booking.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/278:00 amOMA - LHR
2 stops16h 30mMultiple Airlines
Tue 9/99:00 amLHR - OMA
2 stops18h 48mMultiple Airlines
Deal found 4/28$764
This British Airways deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/142:00 pmDSM - LHR
1 stop16h 15mBritish Airways
Tue 9/236:10 amLHR - DSM
2 stops17h 29mBritish Airways
Deal found 4/29$765
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/106:30 amMLI - LHR
1 stop17h 50mUnited Airlines
Tue 9/302:05 pmLHR - MLI
2 stops32h 49mUnited Airlines
Deal found 4/28$765
This Air Canada deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/276:35 amCID - LHR
2 stops21h 25mAir Canada
Tue 9/92:05 pmLHR - CID
2 stops26h 32mAir Canada
Deal found 4/28$765
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/278:00 amCID - LHR
2 stops16h 30mUnited Airlines
Thu 9/118:40 amLHR - CID
2 stops18h 50mUnited Airlines
Deal found 4/28$769
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/133:40 pmMLI - LHR
2 stops13h 45mMultiple Airlines
Fri 10/316:00 amLHR - MLI
2 stops16h 07mMultiple Airlines
Deal found 4/28$774
This StudentUniverse deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/274:14 pmOMA - LHR
1 stop16h 11mFinnair
Tue 9/98:20 amLHR - OMA
1 stop16h 04mFinnair
Deal found 4/28$787

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated April 30, 2025.
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 8/27

10:55 am-6:25 am

2 stops13h 30m

London Heathrow

Tue 9/30

9:35 am-9:04 pm

2 stops17h 29m

$712

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 8/27

1:40 pm-10:30 am

1 stop14h 50m

London Heathrow

Wed 10/1

12:00 pm-10:27 pm

1 stop16h 27m

$718

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sun 10/12

9:27 am-2:25 pm

1 stop22h 58m

London Heathrow

Mon 10/20

4:10 pm-6:27 pm

2 stops32h 17m

$726

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 10/15

2:50 pm-4:00 pm

2 stops19h 10m

London Heathrow

Wed 10/22

6:40 am-9:16 pm

2 stops20h 36m

$735

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Tue 9/2

5:23 pm-1:20 pm

2 stops37h 57m

London Heathrow

Fri 9/26

2:05 pm-2:22 pm

2 stops30h 17m

$760

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 8/27

8:00 am-6:30 am

2 stops16h 30m

London Heathrow

Tue 9/9

9:00 am-9:48 pm

2 stops18h 48m

$764

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Wed 8/27

6:35 am-10:00 am

2 stops21h 25m

London Heathrow

Tue 9/9

2:05 pm-10:37 am

2 stops26h 32m

$765

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Sun 9/14

1:10 pm-6:20 am

1 stop11h 10m

London Heathrow

Tue 9/23

2:05 pm-10:39 am

2 stops26h 34m

$765

MolineLondon

MLI - LHR

MLILHR

Moline Quad-City

Sun 8/10

6:30 am-6:20 am

1 stop17h 50m

London Heathrow

Tue 9/30

2:05 pm-4:54 pm

2 stops32h 49m

$765

Cedar RapidsLondon

CID - LHR

CIDLHR

Cedar Rapids

Wed 8/27

8:00 am-6:30 am

2 stops16h 30m

London Heathrow

Thu 9/11

8:40 am-9:30 pm

2 stops18h 50m

$769

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 52 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 round-trip 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 $661). Flying from Iowa to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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.

What is the cheapest time of day to fly from IA to LHR?

Find hourly flight availability from Iowa to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

When flying from Iowa to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated April 30, 2025.
Read through reviews of airlines operating flights from Iowa to London, such as Delta, KLM and Finnair. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,446 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines to fly from Iowa to London Heathrow Airport one-way?

    One-way options have recently been found by users for as low as $426 on Delta. Other airlines that offer cheap prices include Aer Lingus from $457 and Air Canada from $473 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 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 vacation 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 $661). Flying from Iowa to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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

Traveling to a place near Iowa?

Book flights to Iowa if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Horley
Canterbury
Harrow
Wembley
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Borehamwood
Folkestone
Ilford
Broadway
Aylesbury

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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Dallas/Fort Worth to Gatwick flights

Top 5 airlines flying from Iowa to Heathrow

Discover the top 5 airlines that operate flights from Iowa to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$664Average$823FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$676Average$964FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$691Average$815FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$697Average$917FlexibilityNo cancel feeOn-time69%
Virgin AtlanticCheapest$705Average$941FlexibilityNo cancel feeOn-time72%

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