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

Departing from Iowa to London Heathrow Airport will take you 12h 33m. 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 £117. Gulf Air flights start at £141 while deals on Etihad Airways start at £154 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.

£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.

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 30 September 2026.

Mon 9/1114:59 -

1 stop12h 01m

Mon 16/1120:25 -

2 stops27h 42m

Deal found 25/9£633

Tue 27/1014:01 -

1 stop13h 34m

Tue 3/1107:30 -

2 stops22h 48m

Deal found 29/9£664

Wed 11/1112:20 -

1 stop14h 15m

Tue 17/1107:30 -

2 stops18h 27m

Deal found 29/9£664

Tue 3/1111:22 -

1 stop12h 33m

Tue 10/1109:00 -

2 stops19h 59m

Deal found 25/9£666

Wed 11/1110:59 -

1 stop12h 56m

Wed 18/1109:00 -

2 stops18h 35m

Deal found 27/9£666

Tue 10/1110:00 -

2 stops15h 10m

Tue 17/1109:00 -

2 stops18h 35m

Deal found 26/9£668

Tue 10/1109:00 -

2 stops16h 10m

Tue 24/1108:45 -

2 stops19h 10m

Deal found 27/9£670

Tue 27/1011:27 -

2 stops15h 18m

Tue 3/1106:30 -

2 stops16h 25m

Deal found 29/9£670

Wed 11/1111:00 -

2 stops18h 40m

Tue 17/1106:30 -

2 stops22h 36m

Deal found 29/9£670

Tue 3/1110:22 -

1 stop15h 23m

Tue 10/1110:50 -

1 stop13h 17m

Deal found 25/9£684

Tue 27/1013:14 -

1 stop13h 06m

Tue 3/1115:40 -

1 stop14h 38m

Deal found 28/9£688

Wed 11/1112:20 -

1 stop14h 15m

Tue 17/1116:30 -

1 stop13h 09m

Deal found 29/9£689

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 30 September 2026.

Tue 3/1111:22 -

1 stop12h 33m

Tue 10/1109:00 -

2 stops19h 59m

Deal found 25/9£666

Fri 13/1111:00 -

2 stops13h 20m

Sun 15/1106:20 -

2 stops20h 53m

Deal found 25/9£701

Fri 13/1106:04 -

1 stop18h 51m

Fri 20/1116:30 -

1 stop13h 11m

Deal found 28/9£723

Mon 9/1105:15 -

1 stop21h 45m

Mon 16/1108:55 -

1 stop20h 14m

Deal found 25/9£724

Mon 9/1108:03 -

3 stops17h 07m

Mon 16/1113:00 -

2 stops26h 06m

Deal found 25/9£738

Mon 8/315:25 -

1 stop14h 35m

Mon 15/312:05 -

2 stops38h 12m

Deal found 29/9£667

Mon 16/1106:15 -

2 stops19h 35m

Sun 22/1106:30 -

2 stops15h 38m

Deal found 26/9£708

Mon 9/1106:04 -

1 stop20h 31m

Mon 16/1115:40 -

1 stop13h 58m

Deal found 25/9£724

Tue 2/311:10 -

1 stop18h 50m

Wed 10/309:00 -

2 stops18h 14m

Deal found 28/9£667

Sat 14/1105:15 -

1 stop19h 10m

Sat 21/1112:40 -

1 stop16h 29m

Deal found 29/9£763

Fri 13/1110:24 -

2 stops17h 01m

Fri 20/1111:45 -

2 stops15h 28m

Deal found 29/9£709

Wed 28/1018:43 -

1 stop12h 17m

Wed 4/1107:40 -

1 stop12h 46m

Deal found 28/9£688

Mon 8/310:55 -

2 stops14h 20m

Mon 15/306:30 -

2 stops19h 54m

Deal found 29/9£710

Fri 13/1106:00 -

1 stop17h 55m

Fri 20/1109:00 -

2 stops18h 38m

Deal found 29/9£704

Thu 29/1011:27 -

2 stops15h 13m

Tue 3/1106:30 -

2 stops16h 25m

Deal found 28/9£711

Wed 18/1109:55 -

1 stop14h 00m

Tue 1/1209:00 -

2 stops16h 19m

Deal found 27/9£711

Mon 9/1118:50 -

1 stop11h 10m

Mon 16/1111:35 -

1 stop15h 24m

Deal found 25/9£727

Mon 12/1015:39 -

1 stop11h 26m

Sun 18/1015:15 -

1 stop14h 36m

Deal found 27/9£1,185

Tue 13/1010:22 -

1 stop14h 48m

Tue 27/1006:30 -

2 stops15h 25m

Deal found 25/9£825

Mon 14/1208:00 -

1 stop15h 55m

Tue 29/1206:35 -

2 stops19h 50m

Deal found 28/9£773

Mon 16/1110:00 -

1 stop20h 00m

Wed 18/1109:00 -

2 stops18h 35m

Deal found 29/9£837

Mon 16/1115:24 -

2 stops13h 26m

Wed 18/1106:50 -

2 stops18h 26m

Deal found 28/9£841

Find flight deals from Iowa to Heathrow

Round-trip from	£575
One-way from	£245
Popular in	June
Cheapest in	April
Average price	£839

United Airlines
25/1-28/1
3 total stops
51h 47m total
Iowa to London

Search Deals

British Airways
24/2-31/12
1 total stop
17h 09m total
Iowa to London

Search Deals

Highest demand for flights based on searches. 17% potential increase in price (£125 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 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

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Wed 24/2

09:26-08:35

1 stop17h 09m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£245

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Wed 24/2

14:01-15:20

2 stops19h 19m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£252

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Fri 25/12

18:20-06:30

2 stops30h 10m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£332

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Sun 8/11

13:27-09:40

1 stop14h 13m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£347

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Sat 7/11

18:45-20:35

2 stops19h 50m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£350

Fastest return journey

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Fri 13/11

11:36-06:25

1 stop12h 49m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£385

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Thu 5/11

06:05-07:55

1 stop19h 50m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£385

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Fri 6/11

15:01-10:15

1 stop13h 14m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£385

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 1/12

11:01-07:05

1 stop14h 04m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£400

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Wed 14/10

07:55-10:40

2 stops20h 45m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£414

Flights are sorted by cheapest return flights first.

Deals found on 29/9

Showing 1-10 of 39 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

CID-LHR

ALO-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

CID-LHR

ALO-LHR

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

Currently, April is the cheapest month in which you can book a flight from Iowa to London Heathrow Airport (average of £691). Flying from Iowa to London Heathrow Airport in December is currently the most expensive (average of £1,013). 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 £685 and £849 in January.
The cheapest return price found within the last 5 days was £575 on United Airlines (25 Jan–28 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 33m. 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 £117. Gulf Air flights start at £141 while deals on Etihad Airways start at £154 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, April is the cheapest month in which you can book a flight from Iowa to London Heathrow Airport (average of £691). Flying from Iowa to London Heathrow Airport in December is currently the most expensive (average of £1,013). 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.

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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 24/2. 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 30 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 30 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 30 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 30 September 2026.

Last-minute flights from Iowa to HeathrowDiscover last-minute flight deals from Iowa to Heathrow. Data last updated 30 September 2026 and is based on user searches.

Discover last-minute flight deals from Iowa to Heathrow. Data last updated 30 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 30 September 2026.

Search for one-way flight options from Iowa to Heathrow. Find affordable one-way fares based on user searches. Data last updated 30 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 below average for this route at the moment.

Iowa to London Heathrow Airport flights typically cost between £685 and £849 in January.The cheapest return price found within the last 5 days was £575 on United Airlines (25 Jan–28 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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How does Cheapflights help users find flights from 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 30 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 30 September 2026.

Last-minute flights from Iowa to Heathrow
Discover last-minute flight deals from Iowa to Heathrow. Data last updated 30 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 30 September 2026.

Iowa to London Heathrow Airport flights typically cost between £685 and £849 in January.
The cheapest return price found within the last 5 days was £575 on United Airlines (25 Jan–28 Jan).