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

Departing from Iowa to London Heathrow Airport will take you 17h 18m. The distance between Iowa and London Heathrow Airport is about 3976 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 £115. Gulf Air flights start at £138 while deals on Etihad Airways start at £151 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 Moline Quad-City - 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.

£245+ Cheap Flights from Iowa to London Heathrow Airport

Cheap flight deals from Iowa to Heathrow

Enter your travel dates to find the best prices.

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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 7 September 2026.

Wed 21/1011:27 -

1 stop12h 58m

Wed 28/1008:55 -

1 stop18h 38m

Deal found 6/9£642

Mon 5/1017:30 -

1 stop11h 50m

Mon 12/1019:15 -

2 stops30h 08m

Deal found 4/9£646

Tue 27/1018:45 -

2 stops23h 10m

Tue 3/1107:40 -

2 stops20h 15m

Deal found 3/9£651

Tue 20/1018:46 -

2 stops17h 39m

Tue 27/1007:40 -

2 stops20h 16m

Deal found 4/9£651

Wed 2/1218:40 -

2 stops17h 05m

Mon 7/1220:15 -

2 stops31h 37m

Deal found 2/9£652

Wed 21/1006:00 -

2 stops18h 30m

Wed 28/1006:30 -

2 stops15h 57m

Deal found 7/9£652

Sun 25/1012:23 -

1 stop17h 02m

Fri 13/1106:15 -

2 stops19h 22m

Deal found 4/9£653

Tue 1/1212:05 -

1 stop16h 20m

Tue 12/107:30 -

2 stops20h 47m

Deal found 5/9£654

Mon 30/1108:14 -

1 stop16h 51m

Fri 11/1206:30 -

2 stops16h 11m

Deal found 3/9£655

Wed 21/1013:24 -

2 stops15h 16m

Wed 28/1006:30 -

2 stops15h 57m

Deal found 6/9£655

Tue 20/1014:50 -

1 stop12h 30m

Tue 27/1006:50 -

2 stops20h 07m

Deal found 6/9£655

Tue 27/1009:50 -

1 stop15h 05m

Tue 3/1106:50 -

2 stops16h 38m

Deal found 7/9£655

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 7 September 2026.

Mon 1/310:35 -

1 stop19h 25m

Wed 3/309:00 -

2 stops20h 14m

Deal found 4/9£593

Mon 11/112:17 -

1 stop17h 18m

Thu 21/112:45 -

2 stops17h 41m

Deal found 5/9£646

Wed 3/205:35 -

1 stop18h 50m

Thu 11/206:30 -

2 stops19h 14m

Deal found 2/9£656

Wed 21/1012:23 -

1 stop16h 52m

Tue 27/1007:30 -

2 stops21h 29m

Deal found 7/9£667

Wed 21/1019:51 -

1 stop11h 14m

Wed 28/1009:50 -

1 stop16h 10m

Deal found 6/9£676

Tue 2/310:11 -

1 stop14h 39m

Wed 10/314:10 -

1 stop15h 49m

Deal found 2/9£678

Wed 21/1011:27 -

1 stop17h 53m

Wed 28/1009:40 -

2 stops14h 31m

Deal found 6/9£681

Tue 2/313:08 -

1 stop12h 47m

Fri 5/306:50 -

2 stops20h 47m

Deal found 5/9£655

Tue 27/1015:03 -

1 stop12h 57m

Tue 3/1106:30 -

2 stops16h 25m

Deal found 3/9£656

Tue 6/1018:50 -

1 stop32h 15m

Tue 13/1007:30 -

2 stops22h 29m

Deal found 4/9£667

Wed 21/1012:23 -

1 stop14h 42m

Wed 28/1016:35 -

2 stops30h 45m

Deal found 6/9£668

Mon 11/112:17 -

1 stop17h 18m

Thu 21/111:00 -

1 stop19h 26m

Deal found 5/9£678

Thu 15/1018:54 -

1 stop12h 21m

Thu 22/1006:30 -

2 stops13h 55m

Deal found 2/9£687

Tue 2/314:39 -

1 stop15h 21m

Wed 10/306:50 -

2 stops18h 27m

Deal found 4/9£655

Wed 21/1011:27 -

1 stop13h 48m

Wed 28/1006:30 -

2 stops19h 30m

Deal found 6/9£656

Wed 21/1012:23 -

1 stop13h 32m

Tue 27/1016:30 -

1 stop12h 29m

Deal found 7/9£678

Tue 1/1213:40 -

2 stops17h 50m

Tue 8/1211:10 -

2 stops16h 42m

Deal found 6/9£656

Tue 6/1012:23 -

1 stop13h 42m

Tue 13/1014:45 -

1 stop15h 14m

Deal found 6/9£678

Thu 29/1015:46 -

1 stop10h 19m

Tue 3/1110:00 -

2 stops18h 33m

Deal found 4/9£692

Tue 20/1009:07 -

2 stops15h 23m

Tue 27/1006:50 -

2 stops15h 53m

Deal found 3/9£658

Mon 1/212:17 -

1 stop12h 38m

Fri 5/207:30 -

2 stops18h 06m

Deal found 3/9£822

Wed 30/911:19 -

1 stop19h 56m

Mon 26/1011:45 -

2 stops27h 33m

Deal found 2/9£693

Sat 27/218:29 -

2 stops30h 41m

Thu 4/311:10 -

2 stops16h 19m

Deal found 2/9£659

Mon 8/211:00 -

2 stops17h 30m

Sun 14/206:30 -

2 stops15h 22m

Deal found 6/9£696

Mon 26/1010:00 -

1 stop14h 55m

Mon 2/1116:40 -

2 stops34h 55m

Deal found 5/9£664

Sun 18/1006:20 -

2 stops19h 20m

Sat 31/1006:30 -

2 stops19h 49m

Deal found 2/9£700

Mon 5/1009:07 -

1 stop21h 18m

Mon 12/1017:55 -

2 stops29h 28m

Deal found 5/9£665

Tue 3/1113:00 -

1 stop11h 25m

Sat 14/1112:40 -

1 stop16h 28m

Deal found 4/9£709

Wed 2/1215:11 -

1 stop10h 44m

Mon 7/1209:30 -

2 stops34h 48m

Deal found 2/9£672

Wed 3/213:11 -

1 stop12h 44m

Thu 11/210:25 -

1 stop17h 12m

Deal found 5/9£678

Find flight deals from Iowa to Heathrow

Round-trip from	£567
One-way from	£245
Popular in	June
Cheapest in	April
Average price	£821

United Airlines
2/3-5/3
3 total stops
53h 02m total
Iowa to London

Search Deals

British Airways
2/12-31/12
1 total stop
10h 42m total
Iowa to London

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£129 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease (£32 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

La CrosseLondon

LSE La Crosse - LHR London Heathrow

LSELHR

La Crosse

Wed 2/12

18:53-11:35

1 stop10h 42m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£245

La CrosseLondon

LSE La Crosse - LHR London Heathrow

LSELHR

La Crosse

Wed 2/12

12:24-07:05

2 stops12h 41m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£247

La CrosseLondon

LSE La Crosse - LHR London Heathrow

LSELHR

La Crosse

Thu 3/12

12:24-07:05

2 stops12h 41m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£284

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Tue 15/9

13:39-16:00

2 stops20h 21m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£311

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Wed 30/9

11:50-11:10

2 stops41h 20m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£331

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Wed 30/9

09:07-09:40

1 stop18h 33m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£342

OmahaLondon

OMA Omaha Eppley Airfield - LHR London Heathrow

OMALHR

Omaha Eppley Airfield

Sat 28/11

16:06-13:25

2 stops15h 19m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£348

MolineLondon

MLI Moline Quad-City - LHR London Heathrow

MLILHR

Moline Quad-City

Thu 22/10

17:04-13:15

1 stop14h 11m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£376

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Fri 6/11

11:27-07:50

1 stop14h 23m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£379

MolineLondon

MLI Moline Quad-City - LHR London Heathrow

MLILHR

Moline Quad-City

Thu 22/10

06:00-07:10

2 stops19h 10m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£379

Flights are sorted by cheapest return flights first.

Deals found on 3/9

Showing 1-10 of 51 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

OMA-LHR

CID-LHR

LSE-LHR

MLI-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

OMA-LHR

CID-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 £546). Flying from Iowa to London Heathrow Airport in December is currently the most expensive (average of £991). 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 £522 and £854 in January.
The cheapest return price found within the last 5 days was £631 on Iberia (11 Jan–21 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 17h 18m. The distance between Iowa and London Heathrow Airport is about 3976 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 £115. 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 Moline Quad-City - 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 £546). Flying from Iowa to London Heathrow Airport in December is currently the most expensive (average of £991). 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 £245

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/12. 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 7 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 7 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 7 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 7 September 2026.

Last-minute flights from Iowa to HeathrowDiscover last-minute flight deals from Iowa to Heathrow. Data last updated 7 September 2026 and is based on user searches.

Discover last-minute flight deals from Iowa to Heathrow. Data last updated 7 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 7 September 2026.

Search for one-way flight options from Iowa to Heathrow. Find affordable one-way fares based on user searches. Data last updated 7 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 £522 and £854 in January.The cheapest return price found within the last 5 days was £631 on Iberia (11 Jan–21 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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Other flights 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 7 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 7 September 2026.

Last-minute flights from Iowa to Heathrow
Discover last-minute flight deals from Iowa to Heathrow. Data last updated 7 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 7 September 2026.

Iowa to London Heathrow Airport flights typically cost between £522 and £854 in January.
The cheapest return price found within the last 5 days was £631 on Iberia (11 Jan–21 Jan).