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

Departing from Iowa to London Heathrow Airport will take you 14h 17m. The distance between Iowa and London Heathrow Airport is about 4081 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.

£321+ 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 25 October 2026.

Mon 23/1111:36 -

1 stop18h 04m

Tue 8/1211:45 -

2 stops14h 54m

Deal found 23/10£676

Wed 18/1109:55 -

2 stops14h 45m

Mon 23/1113:45 -

2 stops39h 14m

Deal found 20/10£684

Wed 2/1210:30 -

2 stops14h 20m

Tue 8/1210:00 -

2 stops16h 39m

Deal found 24/10£686

Tue 1/1213:15 -

2 stops13h 55m

Tue 8/1209:00 -

2 stops16h 19m

Deal found 21/10£688

Tue 8/1211:38 -

1 stop14h 12m

Tue 15/1206:30 -

2 stops16h 19m

Deal found 24/10£690

Tue 8/1211:27 -

2 stops15h 03m

Tue 15/1207:40 -

2 stops19h 45m

Deal found 24/10£693

Wed 18/1109:25 -

1 stop15h 30m

Mon 23/1119:40 -

2 stops29h 15m

Deal found 20/10£693

Mon 23/1107:11 -

1 stop17h 44m

Tue 8/1211:00 -

1 stop14h 01m

Deal found 23/10£699

Tue 1/1213:58 -

1 stop14h 02m

Tue 8/1211:00 -

1 stop14h 01m

Deal found 21/10£704

Tue 1/1210:30 -

1 stop15h 15m

Tue 8/1209:50 -

1 stop12h 21m

Deal found 24/10£705

Mon 7/1209:30 -

1 stop16h 25m

Mon 14/1213:30 -

2 stops31h 01m

Deal found 23/10£709

Thu 3/1213:54 -

1 stop14h 31m

Thu 10/1206:15 -

2 stops17h 43m

Deal found 21/10£717

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 25 October 2026.

Tue 2/305:45 -

1 stop21h 15m

Wed 10/306:30 -

2 stops21h 21m

Deal found 19/10£661

Tue 2/310:00 -

2 stops16h 25m

Wed 10/306:50 -

2 stops17h 12m

Deal found 19/10£664

Wed 24/305:27 -

1 stop20h 28m

Wed 31/311:10 -

1 stop19h 20m

Deal found 22/10£683

Wed 11/1115:43 -

2 stops14h 17m

Wed 18/1113:10 -

2 stops16h 28m

Deal found 22/10£745

Sun 8/1111:27 -

2 stops28h 13m

Wed 25/1107:05 -

3 stops21h 30m

Deal found 22/10£761

Fri 4/1211:00 -

2 stops18h 40m

Fri 11/1208:40 -

2 stops20h 29m

Deal found 20/10£723

Mon 7/1215:15 -

2 stops12h 50m

Mon 14/1209:00 -

2 stops18h 48m

Deal found 23/10£724

Sun 6/1211:00 -

1 stop14h 05m

Sun 13/1211:30 -

2 stops17h 40m

Deal found 22/10£726

Sun 6/1215:44 -

2 stops14h 16m

Sun 13/1213:10 -

2 stops17h 04m

Deal found 22/10£747

Sun 8/1115:19 -

2 stops12h 46m

Wed 25/1106:50 -

2 stops16h 38m

Deal found 22/10£725

Sun 6/1215:44 -

1 stop13h 51m

Sun 13/1215:40 -

1 stop14h 34m

Deal found 22/10£737

Mon 7/1205:20 -

1 stop19h 05m

Mon 14/1211:20 -

1 stop15h 19m

Deal found 23/10£742

Sat 5/1205:34 -

1 stop19h 21m

Sat 12/1216:30 -

1 stop13h 44m

Deal found 21/10£776

Sat 5/1218:18 -

1 stop29h 37m

Sat 12/1211:05 -

2 stops42h 10m

Deal found 21/10£736

Thu 29/1010:22 -

1 stop16h 23m

Tue 3/1108:40 -

2 stops19h 53m

Deal found 20/10£757

Mon 9/1115:43 -

1 stop13h 52m

Mon 16/1113:10 -

2 stops16h 28m

Deal found 22/10£779

Fri 4/1209:30 -

1 stop14h 25m

Fri 11/1207:40 -

1 stop15h 23m

Deal found 19/10£740

Thu 29/1013:27 -

1 stop15h 13m

Tue 3/1106:50 -

2 stops16h 38m

Deal found 23/10£761

Mon 16/1115:14 -

2 stops12h 51m

Sun 22/1106:50 -

2 stops16h 40m

Deal found 24/10£762

Sat 5/1206:05 -

2 stops18h 25m

Sat 12/1207:30 -

2 stops21h 15m

Deal found 21/10£768

Sun 6/1208:56 -

2 stops14h 59m

Sun 13/1211:10 -

2 stops16h 38m

Deal found 22/10£770

Mon 16/1115:24 -

1 stop32h 31m

Wed 18/1113:30 -

2 stops30h 56m

Deal found 22/10£864

Sat 21/1106:05 -

1 stop17h 50m

Sat 28/1106:50 -

2 stops21h 00m

Deal found 24/10£962

Sat 14/1118:45 -

1 stop31h 10m

Wed 18/1106:50 -

2 stops18h 26m

Deal found 20/10£978

Find flight deals from Iowa to Heathrow

Round-trip from	£661
One-way from	£321
Popular in	June
Cheapest in	February
Average price	£682

Delta
2/3-10/3
3 total stops
42h 36m total
Iowa to London

Search Deals

Aer Lingus
9/12-31/12
2 total stops
19h 51m 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. 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

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Wed 9/12

07:14-09:05

2 stops19h 51m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£321

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

£324

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

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Tue 3/11

08:00-09:10

3 stops19h 10m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£483

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Wed 9/12

13:15-10:10

3 stops14h 55m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£512

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Tue 2/3

05:45-09:00

1 stop21h 15m

London Heathrow

Wed 10/3

06:30-21:51

2 stops21h 21m

£661

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Tue 2/3

10:00-08:25

2 stops16h 25m

London Heathrow

Wed 10/3

06:50-18:02

2 stops17h 12m

£664

WaterlooLondon

ALO Waterloo - LHR London Heathrow

ALOLHR

Waterloo

Wed 24/3

05:27-06:55

1 stop20h 28m

London Heathrow

Wed 31/3

11:10-00:30

1 stop19h 20m

£683

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Fri 4/12

11:00-11:40

2 stops18h 40m

London Heathrow

Fri 11/12

08:40-23:09

2 stops20h 29m

£723

Flights are sorted by cheapest return flights first.

Deals found on 22/10

Showing 1-10 of 35 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 £1,007). 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 £615 and £1,006 in January.
The cheapest return price found within the last 5 days was £662 on Delta (19 Jan–26 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 14h 17m. The distance between Iowa and London Heathrow Airport is about 4081 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 £1,007). 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 £321

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. 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 25 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 25 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 25 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 25 October 2026.

Last-minute flights from Iowa to HeathrowDiscover last-minute flight deals from Iowa to Heathrow. Data last updated 25 October 2026 and is based on user searches.

Discover last-minute flight deals from Iowa to Heathrow. Data last updated 25 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 25 October 2026.

Search for one-way flight options from Iowa to Heathrow. Find affordable one-way fares based on user searches. Data last updated 25 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 typical for this route at the moment.

Iowa to London Heathrow Airport flights typically cost between £615 and £1,006 in January.The cheapest return price found within the last 5 days was £662 on Delta (19 Jan–26 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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Complete your trip

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Book a non-stop flight to one of these other cities located in England.

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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 25 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 25 October 2026.

Last-minute flights from Iowa to Heathrow
Discover last-minute flight deals from Iowa to Heathrow. Data last updated 25 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 25 October 2026.

Iowa to London Heathrow Airport flights typically cost between £615 and £1,006 in January.
The cheapest return price found within the last 5 days was £662 on Delta (19 Jan–26 Jan).