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

American Airlines can get you from Waterloo, Iowa to London Heathrow Airport in just under 13h 52m. Your travel time can differ by up to . The distance between Waterloo, Iowa and London Heathrow Airport is about 4081 mi.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What is the cheapest time of day to fly from ALO to LHR?

When flying from Waterloo, 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.

What airport do you fly from for flights from Waterloo to London Heathrow?

Located just 5.3 mi from the city center, Waterloo is the airport most travelers will use when flying to London Heathrow from Waterloo. Booking flights from Waterloo (ALO) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 0 different airlines.

Can I find deals for flights from Waterloo to Heathrow that include hotel bookings?

Yes. In addition to deals on Waterloo to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Waterloo to Heathrow?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Waterloo to Heathrow.

Can I find deals for business class flights from Waterloo to Heathrow?

Yes. Cheapflights offers flight deals from Waterloo 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.

$986+ Cheap Flights from Waterloo, IA to London Heathrow Airport

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Cheap flight deals from Waterloo to Heathrow

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Best

Last-minute

Cheapest flights from Waterloo to Heathrow
Explore the most affordable flight options available from Waterloo to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.

Thu 11/123:43 pm -

1 stop10h 52m

Thu 11/193:40 pm -

1 stop14h 01m

Deal found 10/15

$986

Sun 11/153:43 pm -

1 stop13h 52m

Sun 11/224:30 pm -

1 stop13h 11m

Deal found 10/18

$987

Fri 12/113:44 pm -

1 stop12h 41m

Sun 1/1012:35 pm -

1 stop17h 30m

Deal found 10/18

$1,096

Sun 11/293:44 pm -

2 stops14h 16m

Sun 12/63:05 pm -

2 stops15h 09m

Deal found 10/15

$1,108

Fri 12/113:44 pm -

2 stops16h 51m

Sat 12/1912:45 pm -

2 stops17h 14m

Deal found 10/18

$1,306

Fri 12/115:34 am -

1 stop21h 01m

Sat 12/193:40 pm -

1 stop14h 19m

Deal found 10/18

$1,434

Best flights from Waterloo to Heathrow
Discover carefully curated flight deals from Waterloo to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.

Sun 11/153:43 pm -

1 stop13h 52m

Sun 11/224:30 pm -

1 stop13h 11m

Deal found 10/18

$987

Fri 12/115:34 am -

1 stop21h 01m

Sat 12/193:40 pm -

1 stop14h 19m

Deal found 10/18

$1,434

Thu 11/123:43 pm -

1 stop10h 52m

Thu 11/191:10 pm -

2 stops16h 31m

Deal found 10/15

$991

Sat 11/285:56 am -

1 stop23h 39m

Sat 12/512:35 pm -

1 stop17h 39m

Deal found 10/14

$1,037

Fri 12/113:44 pm -

1 stop12h 41m

Sun 1/1012:35 pm -

1 stop17h 30m

Deal found 10/18

$1,096

Sun 11/293:44 pm -

2 stops14h 16m

Sun 12/63:05 pm -

2 stops15h 09m

Deal found 10/15

$1,108

Fri 12/113:44 pm -

1 stop10h 51m

Sat 12/1912:45 pm -

2 stops17h 14m

Deal found 10/18

$1,308

Find flight deals from Waterloo to Heathrow

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Round-trip from	$986 (American Airlines)

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From Waterloo to London Heathrow

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Price

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WaterlooLondon

ALO Waterloo - LHR London Heathrow

ALOLHR

Waterloo

Sun 11/15

3:43 pm-11:35 am

1 stop13h 52m

London Heathrow

Sun 11/22

4:30 pm-11:41 pm

1 stop13h 11m

$987

WaterlooLondon

ALO Waterloo - LHR London Heathrow

ALOLHR

Waterloo

Thu 11/12

3:43 pm-8:35 am

1 stop10h 52m

London Heathrow

Thu 11/19

1:10 pm-11:41 pm

2 stops16h 31m

$991

WaterlooLondon

ALO Waterloo - LHR London Heathrow

ALOLHR

Waterloo

Sat 11/28

5:56 am-11:35 am

1 stop23h 39m

London Heathrow

Sat 12/5

12:35 pm-12:14 am

1 stop17h 39m

$1,037

WaterlooLondon

ALO Waterloo - LHR London Heathrow

ALOLHR

Waterloo

Fri 12/11

3:44 pm-10:25 am

1 stop12h 41m

London Heathrow

Sun 1/10

12:35 pm-12:05 am

1 stop17h 30m

$1,096

WaterlooLondon

ALO Waterloo - LHR London Heathrow

ALOLHR

Waterloo

Sun 11/29

3:44 pm-12:00 pm

2 stops14h 16m

London Heathrow

Sun 12/6

3:05 pm-12:14 am

2 stops15h 09m

$1,108

WaterlooLondon

ALO Waterloo - LHR London Heathrow

ALOLHR

Waterloo

Fri 12/11

3:44 pm-8:35 am

1 stop10h 51m

London Heathrow

Sat 12/19

12:45 pm-11:59 pm

2 stops17h 14m

$1,308

WaterlooLondon

ALO Waterloo - LHR London Heathrow

ALOLHR

Waterloo

Fri 12/11

5:34 am-8:35 am

1 stop21h 01m

London Heathrow

Sat 12/19

3:40 pm-11:59 pm

1 stop14h 19m

$1,434

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/18

Sorted by cheapest first

Best time to book a flight from Waterloo to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Waterloo with our price prediction graph.

ALO-LHR

Estimated round-trip 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.

Related info for your journey

What airport do you fly from for flights from Waterloo to London Heathrow?
Located just 5.3 mi from the city center, Waterloo is the airport most travelers will use when flying to London Heathrow from Waterloo. Booking flights from Waterloo (ALO) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 0 different airlines.
How long is the flight from Waterloo, Iowa to London Heathrow Airport?
American Airlines can get you from Waterloo, Iowa to London Heathrow Airport in just under 13h 52m. Your travel time can differ by up to . The distance between Waterloo, Iowa and London Heathrow Airport is about 4081 mi.
Can I find deals for flights from Waterloo to Heathrow that include hotel bookings?
Yes. In addition to deals on Waterloo to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Waterloo to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Waterloo to Heathrow.
Can I find deals for business class flights from Waterloo to Heathrow?
Yes. Cheapflights offers flight deals from Waterloo 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.

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$986+ Cheap flights from Waterloo, IA (ALO) to Heathrow (LHR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Waterloo to Heathrow with Cheapflights

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Cheap flight deals from Waterloo to Heathrow

Cheapest flights from Waterloo to HeathrowExplore the most affordable flight options available from Waterloo to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.

Explore the most affordable flight options available from Waterloo to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.

Best flights from Waterloo to HeathrowDiscover carefully curated flight deals from Waterloo to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.

Discover carefully curated flight deals from Waterloo to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.

Last-minute flights from Waterloo to HeathrowDiscover last-minute flight deals from Waterloo to Heathrow. Data last updated October 19, 2026 and is based on user searches.

Discover last-minute flight deals from Waterloo to Heathrow. Data last updated October 19, 2026 and is based on user searches.

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Use the filters below to find and compare flights from Waterloo to London Heathrow Airport that are best for you.

Best time to book a flight from Waterloo to Heathrow

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Related info for your journey

What airport do you fly from for flights from Waterloo to London Heathrow?

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

Can I find deals for flights from Waterloo to Heathrow that include hotel bookings?

How can I find direct flights from Waterloo to Heathrow?

Can I find deals for business class flights from Waterloo to Heathrow?

Traveling to a place near London Heathrow Airport?

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Alternative routes for Waterloo to Heathrow

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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 October 19, 2026.

Waterloo and Heathrow flights

Browse other Waterloo and Heathrow flight options. Last updated on October 19, 2026.

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Cheapest flights from Waterloo to Heathrow
Explore the most affordable flight options available from Waterloo to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.

Best flights from Waterloo to Heathrow
Discover carefully curated flight deals from Waterloo to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.

Last-minute flights from Waterloo to Heathrow
Discover last-minute flight deals from Waterloo to Heathrow. Data last updated October 19, 2026 and is based on user searches.