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

Departing from Iowa to London Heathrow Airport will take you 12h 01m. 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 £116. Gulf Air flights start at £139 while deals on Etihad Airways start at £152 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 23 October 2026.

Wed 18/1108:00 -

1 stop17h 55m

Mon 23/1113:45 -

2 stops35h 31m

Deal found 19/10£679

Wed 9/1206:09 -

1 stop19h 36m

Tue 15/1206:30 -

2 stops20h 09m

Deal found 17/10£681

Tue 1/1213:15 -

2 stops13h 55m

Tue 8/1209:00 -

2 stops16h 19m

Deal found 21/10£688

Wed 18/1118:45 -

2 stops17h 00m

Mon 23/1120:15 -

2 stops31h 40m

Deal found 20/10£693

Tue 1/1213:58 -

1 stop14h 02m

Tue 8/1211:00 -

1 stop14h 01m

Deal found 18/10£703

Mon 23/1115:24 -

1 stop14h 36m

Mon 30/1112:05 -

2 stops37h 14m

Deal found 19/10£713

Thu 3/1214:58 -

1 stop12h 02m

Thu 10/1211:45 -

2 stops14h 54m

Deal found 19/10£714

Tue 27/1014:01 -

1 stop15h 24m

Tue 3/1107:30 -

2 stops17h 26m

Deal found 21/10£716

Thu 3/1213:54 -

1 stop14h 31m

Thu 10/1206:15 -

2 stops17h 43m

Deal found 21/10£716

Sun 15/1110:00 -

1 stop15h 55m

Sun 22/1111:10 -

2 stops17h 46m

Deal found 18/10£718

Fri 4/1206:15 -

1 stop18h 50m

Fri 11/1211:45 -

2 stops17h 24m

Deal found 20/10£719

Thu 3/1209:30 -

2 stops15h 10m

Thu 10/1209:00 -

2 stops18h 48m

Deal found 19/10£720

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 23 October 2026.

Sun 14/312:54 -

1 stop12h 01m

Fri 19/306:50 -

2 stops19h 45m

Deal found 18/10£661

Tue 2/305:45 -

1 stop21h 15m

Wed 10/306:30 -

2 stops21h 21m

Deal found 19/10£661

Wed 24/305:27 -

1 stop20h 28m

Wed 31/311:10 -

1 stop19h 20m

Deal found 22/10£682

Thu 3/1214:58 -

1 stop12h 02m

Thu 10/1212:40 -

1 stop15h 58m

Deal found 19/10£735

Fri 4/1205:34 -

1 stop19h 21m

Fri 11/1215:40 -

1 stop14h 34m

Deal found 19/10£737

Sun 8/1111:27 -

2 stops28h 13m

Wed 25/1107:05 -

3 stops21h 30m

Deal found 22/10£761

Mon 1/215:10 -

1 stop10h 45m

Mon 8/212:05 -

2 stops38h 17m

Deal found 21/10£664

Fri 4/1206:15 -

1 stop18h 50m

Fri 11/1211:45 -

2 stops17h 24m

Deal found 20/10£719

Sun 6/1211:00 -

1 stop14h 05m

Sun 13/1211:30 -

2 stops17h 40m

Deal found 22/10£725

Sun 15/1115:43 -

1 stop13h 52m

Sun 22/1116:30 -

1 stop13h 11m

Deal found 18/10£737

Sun 11/417:03 -

1 stop13h 32m

Mon 19/417:50 -

2 stops33h 27m

Deal found 21/10£678

Mon 15/305:45 -

2 stops21h 00m

Sun 21/315:50 -

2 stops29h 02m

Deal found 18/10£725

Sun 6/1215:44 -

1 stop13h 51m

Sun 13/1215:40 -

1 stop14h 34m

Deal found 22/10£736

Wed 11/1115:43 -

2 stops14h 17m

Wed 18/1113:10 -

2 stops16h 28m

Deal found 22/10£744

Tue 2/311:10 -

1 stop14h 45m

Wed 10/313:35 -

1 stop13h 45m

Deal found 19/10£685

Thu 3/1210:54 -

1 stop14h 01m

Thu 10/1215:40 -

1 stop14h 19m

Deal found 19/10£740

Sun 6/1215:44 -

2 stops14h 16m

Sun 13/1213:10 -

2 stops17h 04m

Deal found 22/10£747

Thu 18/311:04 -

1 stop14h 21m

Fri 26/309:50 -

1 stop16h 34m

Deal found 21/10£782

Mon 23/1115:24 -

1 stop14h 36m

Mon 30/1112:05 -

2 stops37h 14m

Deal found 19/10£713

Sat 5/1205:34 -

1 stop19h 21m

Sat 12/1216:30 -

1 stop13h 44m

Deal found 21/10£775

Sun 8/1115:19 -

2 stops12h 46m

Wed 25/1106:50 -

2 stops16h 38m

Deal found 22/10£724

Sun 14/311:00 -

1 stop15h 05m

Sat 20/309:50 -

1 stop29h 23m

Deal found 18/10£818

Mon 9/1115:43 -

1 stop13h 52m

Mon 16/1113:10 -

2 stops16h 28m

Deal found 22/10£779

Sat 12/1218:18 -

2 stops31h 22m

Wed 23/1216:40 -

2 stops34h 43m

Deal found 19/10£726

Sat 5/1218:18 -

2 stops30h 52m

Sat 12/1211:05 -

2 stops36h 07m

Deal found 21/10£734

Fri 4/1209:30 -

1 stop14h 25m

Fri 11/1207:40 -

1 stop15h 23m

Deal found 19/10£740

Sat 5/1206:05 -

2 stops18h 25m

Sat 12/1207:30 -

2 stops21h 15m

Deal found 21/10£768

Find flight deals from Iowa to Heathrow

Round-trip from	£573
One-way from	£242
Popular in	June
Cheapest in	February
Average price	£682

United Airlines
26/1-29/1
3 total stops
53h 49m total
Iowa to London

Search Deals

British Airways
1/3-31/12
1 total stop
12h 32m total
Iowa to London

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£128 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£32 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 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

Fastest return journey

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 9/3

14:03-06:55

1 stop10h 52m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£247

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Wed 3/3

09:45-06:55

1 stop15h 10m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£247

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 9/3

06:15-10:50

2 stops22h 35m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£249

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Wed 10/3

05:45-06:25

1 stop18h 40m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£249

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Wed 3/3

06:15-09:10

2 stops20h 55m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£249

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Wed 10/3

06:15-10:50

2 stops22h 35m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£253

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 3/11

07:23-08:05

2 stops18h 42m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£323

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 3/11

13:58-06:55

1 stop10h 57m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£407

WaterlooLondon

ALO Waterloo - LHR London Heathrow

ALOLHR

Waterloo

Wed 25/11

05:56-06:55

1 stop18h 59m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£409

WaterlooLondon

ALO Waterloo - LHR London Heathrow

ALOLHR

Waterloo

Sat 21/11

05:56-08:35

1 stop20h 39m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£461

Flights are sorted by cheapest return flights first.

Deals found on 19/10

Showing 1-10 of 41 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.

DSM-LHR

ALO-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

DSM-LHR

ALO-LHR

CID-LHR

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

Currently, March is the cheapest month in which you can book a flight from Iowa to London Heathrow Airport (average of £576). Flying from Iowa to London Heathrow Airport in December is currently the most expensive (average of £1,006). 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 below average for this route at the moment.

Iowa to London Heathrow Airport flights typically cost between £614 and £1,005 in January.
The cheapest return price found within the last 5 days was £573 on United Airlines (26 Jan–29 Jan).

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 01m. 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 £116. Gulf Air flights start at £139 while deals on Etihad Airways start at £152 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, March is the cheapest month in which you can book a flight from Iowa to London Heathrow Airport (average of £576). Flying from Iowa to London Heathrow Airport in December is currently the most expensive (average of £1,006). 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 1/3. 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 23 October 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 23 October 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 23 October 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 23 October 2026.

Last-minute flights from Iowa to HeathrowDiscover last-minute flight deals from Iowa to Heathrow. Data last updated 23 October 2026 and is based on user searches.

Discover last-minute flight deals from Iowa to Heathrow. Data last updated 23 October 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 23 October 2026.

Search for one-way flight options from Iowa to Heathrow. Find affordable one-way fares based on user searches. Data last updated 23 October 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 below average for this route at the moment.

Iowa to London Heathrow Airport flights typically cost between £614 and £1,005 in January.The cheapest return price found within the last 5 days was £573 on United Airlines (26 Jan–29 Jan).

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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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 23 October 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 23 October 2026.

Last-minute flights from Iowa to Heathrow
Discover last-minute flight deals from Iowa to Heathrow. Data last updated 23 October 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 23 October 2026.

Iowa to London Heathrow Airport flights typically cost between £614 and £1,005 in January.
The cheapest return price found within the last 5 days was £573 on United Airlines (26 Jan–29 Jan).