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

Departing from Iowa to London Heathrow Airport will take you 12h 57m. The distance between Iowa and London Heathrow Airport is about 4176 mi. This flight may include one or multiple stops.

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.

£244+ 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 24 September 2026.

Sun 27/918:54 -

1 stop12h 21m

Tue 13/1012:25 -

1 stop14h 35m

Deal found 19/9£553

Tue 27/1015:03 -

1 stop12h 57m

Tue 3/1106:30 -

2 stops16h 25m

Deal found 21/9£562

Tue 3/1105:30 -

1 stop18h 55m

Tue 10/1111:30 -

2 stops17h 39m

Deal found 19/9£562

Wed 14/1005:30 -

1 stop18h 55m

Wed 21/1006:30 -

2 stops15h 53m

Deal found 23/9£562

Tue 3/1105:30 -

2 stops19h 35m

Tue 10/1108:55 -

2 stops20h 14m

Deal found 19/9£565

Wed 9/1206:41 -

1 stop18h 24m

Wed 16/1210:50 -

1 stop13h 18m

Deal found 19/9£567

Tue 20/1015:03 -

2 stops15h 02m

Tue 27/1009:50 -

1 stop14h 21m

Deal found 20/9£571

Wed 14/1005:30 -

2 stops17h 50m

Wed 21/1009:40 -

2 stops18h 16m

Deal found 23/9£571

Sun 27/914:46 -

2 stops16h 29m

Tue 13/1008:20 -

2 stops15h 49m

Deal found 19/9£571

Fri 6/1110:57 -

1 stop14h 08m

Fri 13/1110:00 -

2 stops17h 13m

Deal found 22/9£579

Sun 18/1018:54 -

1 stop12h 21m

Sun 25/1016:00 -

1 stop35h 33m

Deal found 19/9£583

Mon 23/1105:30 -

1 stop18h 55m

Tue 1/1210:50 -

2 stops15h 49m

Deal found 20/9£591

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 24 September 2026.

Tue 27/1015:03 -

1 stop12h 57m

Tue 3/1106:30 -

2 stops16h 25m

Deal found 20/9£562

Fri 16/1005:30 -

1 stop18h 55m

Sun 1/1111:20 -

2 stops17h 40m

Deal found 22/9£646

Sat 7/1106:00 -

1 stop24h 00m

Sat 14/1109:00 -

2 stops18h 35m

Deal found 23/9£650

Thu 5/1115:43 -

1 stop13h 52m

Thu 12/1111:00 -

1 stop18h 38m

Deal found 20/9£706

Thu 5/1115:43 -

2 stops14h 17m

Thu 12/1112:45 -

2 stops16h 53m

Deal found 20/9£724

Wed 9/1206:09 -

1 stop19h 36m

Wed 16/1210:00 -

2 stops16h 39m

Deal found 19/9£562

Tue 2/305:45 -

1 stop21h 15m

Wed 10/306:30 -

2 stops21h 21m

Deal found 20/9£571

Fri 6/1115:27 -

1 stop12h 13m

Fri 13/1109:00 -

2 stops18h 35m

Deal found 22/9£650

Thu 5/1110:59 -

1 stop12h 56m

Thu 12/1111:10 -

2 stops16h 25m

Deal found 21/9£651

Thu 5/1111:00 -

1 stop14h 05m

Thu 12/1110:00 -

2 stops19h 09m

Deal found 21/9£599

Sat 7/1106:04 -

1 stop18h 51m

Sat 14/1115:40 -

1 stop13h 58m

Deal found 23/9£744

Sat 7/1106:04 -

1 stop18h 51m

Sat 14/1113:50 -

2 stops15h 48m

Deal found 23/9£756

Thu 29/1010:57 -

1 stop15h 08m

Tue 3/1106:30 -

2 stops22h 03m

Deal found 23/9£600

Sun 18/1005:30 -

1 stop18h 55m

Sat 31/1006:20 -

2 stops19h 59m

Deal found 22/9£600

Sun 8/1106:55 -

2 stops18h 50m

Sun 15/1108:40 -

2 stops18h 33m

Deal found 23/9£603

Sat 7/1105:23 -

1 stop21h 37m

Sat 14/1106:20 -

2 stops22h 49m

Deal found 23/9£638

Fri 16/1005:30 -

1 stop18h 55m

Sun 1/1108:55 -

2 stops20h 05m

Deal found 21/9£646

Find flight deals from Iowa to Heathrow

Round-trip from	£553
One-way from	£244
Popular in	June
Cheapest in	April
Average price	£836

Virgin Atlantic
21/10-28/10
2 total stops
28h 08m total
Iowa to London

Search Deals

Iberia
10/1-31/12
1 total stop
14h 34m total
Iowa to London

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£130 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% 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

Fastest return journey

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Sun 10/1

13:02-09:10

2 stops14h 08m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£251

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Sat 9/1

16:00-20:10

2 stops22h 10m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£251

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Wed 27/1

11:28-08:25

2 stops14h 57m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£251

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Sun 6/12

10:54-08:05

2 stops15h 11m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£323

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Wed 30/9

11:50-12:40

2 stops18h 50m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£324

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Sun 8/11

06:20-07:05

1 stop18h 45m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£349

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Sun 1/11

06:00-07:40

2 stops19h 40m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£349

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Sat 31/10

18:50-07:40

2 stops31h 50m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£353

Des MoinesLondon

DSM Des Moines - LHR London Heathrow

DSMLHR

Des Moines

Wed 7/10

10:22-07:15

2 stops14h 53m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£383

Cedar RapidsLondon

CID Cedar Rapids - LHR London Heathrow

CIDLHR

Cedar Rapids

Wed 30/9

05:40-07:15

1 stop19h 35m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£383

Flights are sorted by cheapest return flights first.

Deals found on 20/9

Showing 1-10 of 29 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, November is the cheapest month in which you can book a flight from Iowa to London Heathrow Airport (average of £556). Flying from Iowa to London Heathrow Airport in December is currently the most expensive (average of £1,009). 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 £606 and £858 in October.
The cheapest return price found within the last 5 days was £553 on Virgin Atlantic (21 Oct–28 Oct).

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 57m. The distance between Iowa and London Heathrow Airport is about 4176 mi. This flight may include one or multiple stops.
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 £556). Flying from Iowa to London Heathrow Airport in December is currently the most expensive (average of £1,009). 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

Hounslow

Luton

Milton Keynes

Gatwick

Wembley

Slough

Ilford

Hayes

Croydon

Northampton

Colchester

Eastbourne

Enfield

Brentford

Southend-on-Sea

Barnet

Southall

Watford

Stratford-upon-Avon

Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to England

Flights by cabin class

Heathrow flight routes

Other flight options

Popular flights

Top destinations

Alternative routes for Iowa to Heathrow

John F Kennedy Intl to Heathrow flights

Newark to Heathrow flights

John F Kennedy Intl to Gatwick flights

LaGuardia to Heathrow flights

John F Kennedy Intl to Stansted flights

Newark to Gatwick flights

John F Kennedy Intl to London City flights

Dulles Intl to Heathrow flights

Boston to Heathrow flights

LaGuardia to Gatwick flights

Baltimore to Heathrow flights

Los Angeles to Heathrow flights

San Francisco to Heathrow flights

Newark to London City flights

O'Hare Intl to Heathrow flights

Newark to Stansted flights

Newark to Luton flights

Dallas/Fort Worth to Heathrow flights

Atlanta to Heathrow flights

Orlando to Heathrow flights

Dulles Intl to Gatwick flights

Boston to Gatwick flights

Reagan-National to Heathrow flights

Boston to London City flights

Dulles Intl to London City flights

Seattle to Heathrow flights

Philadelphia to Heathrow flights

Miami to Heathrow flights

Boston to Stansted flights

Denver to Heathrow flights

Baltimore to Gatwick flights

Los Angeles to Gatwick flights

San Francisco to Gatwick flights

Orlando to Gatwick flights

San Francisco to London City flights

Los Angeles to Stansted flights

Hobby to Heathrow flights

Los Angeles to London City flights

Reagan-National to Gatwick flights

Boston to Luton flights

Charlotte to Heathrow flights

O'Hare Intl to Gatwick flights

Raleigh to Heathrow flights

Dulles Intl to Luton flights

San Francisco to Stansted flights

O'Hare Intl to London City flights

George Bush Intcntl to Heathrow flights

O'Hare Intl to Stansted flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Iowa to London Heathrow Airport from £244

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. 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 24 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 24 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 24 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 24 September 2026.

Last-minute flights from Iowa to HeathrowDiscover last-minute flight deals from Iowa to Heathrow. Data last updated 24 September 2026 and is based on user searches.

Discover last-minute flight deals from Iowa to Heathrow. Data last updated 24 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 24 September 2026.

Search for one-way flight options from Iowa to Heathrow. Find affordable one-way fares based on user searches. Data last updated 24 September 2026.

Find flight deals from Iowa to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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 £606 and £858 in October.The cheapest return price found within the last 5 days was £553 on Virgin Atlantic (21 Oct–28 Oct).

Related info for your journey

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

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?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Iowa to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

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

Search flights from Iowa to Heathrow by cabin class

Find flights from Iowa to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

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 24 September 2026.

Iowa and Heathrow flights

Browse other Iowa and Heathrow flight options. Last updated on 24 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Iowa to Heathrow flights

Consider these flights travelling from Iowa to Heathrow.

Fly with Cheapflights

How does Cheapflights help users find flights from Iowa to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from Iowa to Heathrow?

Can Cheapflights find flights from Iowa to Heathrow with no change fees?

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

100% Free

Book with Flexibility

Travel Smart

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 24 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 24 September 2026.

Last-minute flights from Iowa to Heathrow
Discover last-minute flight deals from Iowa to Heathrow. Data last updated 24 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 24 September 2026.

Iowa to London Heathrow Airport flights typically cost between £606 and £858 in October.
The cheapest return price found within the last 5 days was £553 on Virgin Atlantic (21 Oct–28 Oct).