How long is the flight from Iowa to London Heathrow Airport?

Departing from Iowa to London Heathrow Airport will take you 12h 35m. The distance between Iowa and London Heathrow Airport is about 4269 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 £116. Gulf Air flights start at £139 while deals on Etihad Airways start at £153 one-way.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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.

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

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.

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.

£242+ Cheap Flights from Iowa to London Heathrow Airport

Cheap flight deals from Iowa to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 18 September 2026.

Sun 25/1012:23 -

1 stop15h 12m

Fri 13/1108:45 -

2 stops20h 30m

Deal found 15/9£547

Mon 9/1112:13 -

1 stop12h 37m

Mon 16/1119:40 -

2 stops29h 57m

Deal found 18/9£548

Mon 19/1011:21 -

1 stop13h 24m

Tue 27/1013:00 -

2 stops31h 32m

Deal found 14/9£550

Wed 28/1011:08 -

2 stops14h 42m

Wed 4/1110:00 -

2 stops18h 30m

Deal found 13/9£553

Tue 20/1015:13 -

2 stops33h 22m

Tue 27/1013:00 -

2 stops30h 19m

Deal found 18/9£556

Mon 19/1006:00 -

2 stops20h 35m

Tue 27/1013:00 -

2 stops33h 43m

Deal found 14/9£556

Mon 12/1012:04 -

2 stops22h 16m

Wed 21/1009:15 -

2 stops45h 16m

Deal found 15/9£558

Wed 28/1017:04 -

1 stop10h 56m

Wed 4/1112:40 -

1 stop15h 50m

Deal found 13/9£558

Wed 4/1105:30 -

1 stop21h 30m

Wed 18/1106:30 -

2 stops22h 39m

Deal found 15/9£558

Tue 27/1015:46 -

1 stop10h 19m

Tue 3/1106:20 -

2 stops16h 35m

Deal found 17/9£559

Wed 23/917:16 -

1 stop13h 59m

Wed 30/909:55 -

2 stops18h 35m

Deal found 17/9£559

Wed 30/1206:10 -

1 stop18h 55m

Wed 27/106:30 -

2 stops22h 26m

Deal found 16/9£559

Best flights from Iowa to Heathrow
Discover carefully curated flight deals from Iowa to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Wed 28/1011:08 -

2 stops14h 42m

Wed 4/1110:00 -

2 stops18h 30m

Deal found 13/9£553

Tue 16/314:50 -

1 stop12h 35m

Tue 23/313:00 -

2 stops26h 33m

Deal found 17/9£556

Wed 28/1017:04 -

1 stop10h 56m

Wed 4/1112:40 -

1 stop15h 50m

Deal found 13/9£558

Tue 27/1015:46 -

1 stop10h 19m

Tue 3/1106:20 -

2 stops16h 35m

Deal found 17/9£559

Tue 16/319:23 -

1 stop11h 52m

Tue 23/314:45 -

1 stop23h 26m

Deal found 15/9£572

Thu 29/1006:00 -

1 stop22h 00m

Thu 5/1108:55 -

2 stops19h 35m

Deal found 14/9£597

Tue 6/1012:23 -

1 stop16h 52m

Tue 13/1011:10 -

1 stop18h 49m

Deal found 18/9£669

Tue 13/1010:22 -

1 stop14h 48m

Tue 20/1009:55 -

2 stops16h 45m

Deal found 15/9£560

Wed 21/1005:30 -

1 stop18h 55m

Tue 27/1008:55 -

1 stop17h 24m

Deal found 13/9£565

Tue 2/317:15 -

1 stop34h 25m

Fri 5/309:00 -

2 stops18h 37m

Deal found 16/9£568

Sat 7/1105:23 -

1 stop20h 27m

Tue 17/1106:20 -

2 stops15h 48m

Deal found 13/9£598

Mon 2/1105:39 -

1 stop20h 11m

Fri 13/1111:45 -

2 stops15h 28m

Deal found 13/9£560

Fri 4/1206:00 -

1 stop21h 40m

Fri 11/1213:00 -

2 stops31h 18m

Deal found 17/9£587

Mon 9/1107:00 -

1 stop20h 00m

Mon 16/1109:50 -

1 stop13h 39m

Deal found 18/9£598

Tue 6/1012:23 -

1 stop16h 27m

Tue 13/1013:45 -

2 stops34h 35m

Deal found 18/9£659

Wed 21/1007:04 -

1 stop22h 11m

Tue 27/1015:40 -

1 stop13h 19m

Deal found 17/9£669

Tue 2/305:45 -

1 stop21h 15m

Wed 10/306:30 -

2 stops21h 21m

Deal found 13/9£567

Mon 1/310:35 -

1 stop19h 25m

Wed 3/309:00 -

2 stops20h 14m

Deal found 16/9£595

Fri 6/1112:11 -

1 stop17h 29m

Tue 10/1110:45 -

1 stop19h 14m

Deal found 15/9£601

Mon 7/1211:08 -

2 stops15h 52m

Mon 14/1217:35 -

2 stops29h 01m

Deal found 18/9£592

Wed 4/1106:00 -

1 stop21h 00m

Sun 22/1108:55 -

1 stop20h 13m

Deal found 15/9£601

Mon 19/1013:03 -

1 stop11h 42m

Mon 26/1013:00 -

2 stops31h 32m

Deal found 13/9£603

Thu 29/1011:27 -

1 stop13h 58m

Tue 3/1106:20 -

2 stops16h 35m

Deal found 17/9£597

Fri 16/1005:30 -

1 stop18h 55m

Thu 22/1012:25 -

1 stop16h 35m

Deal found 16/9£602

Sun 1/1114:31 -

1 stop33h 24m

Sun 8/1109:00 -

2 stops34h 55m

Deal found 17/9£646

Wed 11/1111:36 -

1 stop14h 14m

Mon 16/1108:40 -

2 stops18h 33m

Deal found 13/9£598

Fri 16/1017:59 -

1 stop13h 06m

Sun 1/1109:50 -

1 stop19h 10m

Deal found 18/9£636

Thu 29/1010:32 -

2 stops16h 13m

Thu 5/1110:00 -

2 stops16h 58m

Deal found 14/9£601

Thu 22/1010:57 -

2 stops14h 18m

Fri 30/1008:40 -

2 stops15h 31m

Deal found 14/9£601

Fri 4/1211:09 -

1 stop18h 31m

Fri 11/1208:55 -

1 stop13h 46m

Deal found 17/9£602

Find flight deals from Iowa to Heathrow

Round-trip from	£544
One-way from	£242
Popular in	June
Cheapest in	April
Average price	£830

Iberia
3/2-11/2
3 total stops
35h 25m total
Iowa to London

Search Deals

Iberia
15/2-31/12
1 total stop
20h 08m total
Iowa to London

Search Deals

Highest demand for flights based on searches. 19% potential increase in price (£135 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease (£33 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

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 Omaha Eppley Airfield - LHR London Heathrow

OMALHR

Omaha Eppley Airfield

Mon 15/2

11:05-08:05

2 stops15h 00m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£248

MolineLondon

MLI Moline Quad-City - LHR London Heathrow

MLILHR

Moline Quad-City

Sun 3/1

19:18-06:40

2 stops29h 22m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£269

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Fri 8/1

13:51-08:35

1 stop12h 44m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£279

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Thu 11/3

12:23-06:55

1 stop12h 32m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£279

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Thu 11/3

06:45-07:45

2 stops19h 00m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£286

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Fri 8/1

13:02-10:25

2 stops15h 23m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£287

OmahaLondon

OMA Omaha Eppley Airfield - LHR London Heathrow

OMALHR

Omaha Eppley Airfield

Tue 17/11

12:22-13:25

2 stops19h 03m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£313

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Wed 30/9

13:39-13:30

2 stops17h 51m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£315

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Wed 7/10

07:29-13:55

2 stops24h 26m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£322

OmahaLondon

OMA Omaha Eppley Airfield - LHR London Heathrow

OMALHR

Omaha Eppley Airfield

Sat 28/11

16:06-16:50

2 stops42h 44m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£329

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

MLI-LHR

OMA-LHR

DSM-LHR

LSE-LHR

CID-LHR

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

USIA-LHR

MLI-LHR

OMA-LHR

DSM-LHR

LSE-LHR

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 £552). Flying from Iowa to London Heathrow Airport in December is currently the most expensive (average of £1,002). 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?

Airfare is typical for this route at the moment.

Iowa to London Heathrow Airport flights typically cost between £528 and £864 in October.
The cheapest return price found within the last 5 days was £559 on Delta (27 Oct–3 Nov).

Related info for your journey

How long is the flight from Iowa to London Heathrow Airport?
Departing from Iowa to London Heathrow Airport will take you 12h 35m. The distance between Iowa and London Heathrow Airport is about 4269 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 £116. Gulf Air flights start at £139 while deals on Etihad Airways start at £153 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, November is the cheapest month in which you can book a flight from Iowa to London Heathrow Airport (average of £552). Flying from Iowa to London Heathrow Airport in December is currently the most expensive (average of £1,002). 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

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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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Cheap flights from Iowa to London Heathrow Airport from £242

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Iowa to Heathrow

Cheapest flights from Iowa to HeathrowExplore 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 18 September 2026.

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 18 September 2026.

Best flights from Iowa to HeathrowDiscover carefully curated flight deals from Iowa to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Discover carefully curated flight deals from Iowa to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Iowa to HeathrowDiscover last-minute flight deals from Iowa to Heathrow. Data last updated 18 September 2026 and is based on user searches.

Discover last-minute flight deals from Iowa to Heathrow. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Iowa to HeathrowSearch for one-way flight options from Iowa to Heathrow. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Search for one-way flight options from Iowa to Heathrow. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Find flight deals from Iowa to Heathrow

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Use the filters below to find and compare flights from Iowa to London Heathrow Airport that are best for you.

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.

Cheapflights Insights

What is the cheapest month to book a flight from Iowa to London Heathrow Airport?

How much does it cost for a return flight from Iowa to London Heathrow Airport?

Airfare is typical for this route at the moment.

Iowa to London Heathrow Airport flights typically cost between £528 and £864 in October.The cheapest return price found within the last 5 days was £559 on Delta (27 Oct–3 Nov).

Related info for your journey

How long is the flight from Iowa to London Heathrow Airport?

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

What are the most popular routes from Iowa to London Heathrow Airport?

Can I find deals for flights from Iowa to Heathrow that include hotel bookings?

How can I find direct flights from Iowa to Heathrow?

Can I find deals for business class flights from Iowa to Heathrow?

What is the cheapest month to book a flight from Iowa to London Heathrow Airport?

Travelling to a place near London Heathrow Airport?

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Alternative routes for Iowa to Heathrow

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Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 18 September 2026.

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Can Cheapflights notify me if prices for flights from Iowa to Heathrow become cheaper?

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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 18 September 2026.

Best flights from Iowa to Heathrow
Discover carefully curated flight deals from Iowa to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Iowa to Heathrow
Discover last-minute flight deals from Iowa to Heathrow. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Iowa to Heathrow
Search for one-way flight options from Iowa to Heathrow. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Iowa to London Heathrow Airport flights typically cost between £528 and £864 in October.
The cheapest return price found within the last 5 days was £559 on Delta (27 Oct–3 Nov).