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Cheap flights from London Heathrow Airport to Waterloo from £646

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Waterloo departing on 3/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from London Heathrow Airport to Waterloo

Cheap return flights

American Airlines Logo
12:35 - 14:56LHR-ALO
32h 21m1 stop
American Airlines Logo
15:29 - 08:30ALO-LHR
35h 01m2 stops
£646American Airlines
Find Deal
Wed, 3 Dec - Sun, 7 Dec
American Airlines Logo
10:05 - 23:51LHR-ALO
43h 46m2 stops
American Airlines Logo
15:29 - 08:30ALO-LHR
35h 01m2 stops
£647American Airlines
Find Deal
Wed, 3 Dec - Sun, 7 Dec
American Airlines Logo
11:40 - 14:56LHR-ALO
33h 16m2 stops
American Airlines Logo
15:29 - 06:35ALO-LHR
33h 06m2 stops
£650American Airlines
Find Deal
Wed, 3 Dec - Sun, 7 Dec
American Airlines Logo
17:05 - 14:56LHR-ALO
27h 51m2 stops
American Airlines Logo
15:29 - 10:25ALO-LHR
12h 56m1 stop
£681American Airlines
Find Deal
Wed, 3 Dec - Sun, 7 Dec
American Airlines Logo
11:00 - 20:04LHR-ALO
15h 04m1 stop
American Airlines Logo
15:29 - 11:35ALO-LHR
14h 06m1 stop
£713American Airlines
Find Deal
Wed, 3 Dec - Sun, 7 Dec
American Airlines Logo
11:00 - 20:04LHR-ALO
15h 04m1 stop
American Airlines Logo
15:29 - 11:35ALO-LHR
14h 06m1 stop
£714American Airlines
Find Deal
Wed, 3 Dec - Sun, 7 Dec
American Airlines Logo
12:35 - 20:04LHR-ALO
13h 29m1 stop
American Airlines Logo
15:29 - 08:35ALO-LHR
11h 06m1 stop
£748American Airlines
Find Deal
Wed, 3 Dec - Sun, 7 Dec
American Airlines Logo
12:35 - 23:38LHR-ALO
16h 03m1 stop
American Airlines Logo
15:28 - 12:00ALO-LHR
14h 32m2 stops
£803American Airlines
Find Deal
Mon, 27 Oct - Mon, 3 Nov
American Airlines Logo
09:15 - 14:55LHR-ALO
11h 40m1 stop
American Airlines Logo
15:25 - 07:20ALO-LHR
9h 55m1 stop
£828American Airlines
Find Deal
Wed, 8 Oct - Wed, 15 Oct
American Airlines Logo
12:15 - 21:57LHR-ALO
15h 42m1 stop
American Airlines Logo
15:25 - 10:25ALO-LHR
14h 00m1 stop
£1,038American Airlines
Find Deal
Sat, 25 Oct - Sat, 1 Nov

American Airlines flights from London Heathrow Airport to Waterloo, Iowa

Our best American Airlines deals on London Heathrow Airport to Waterloo, Iowa flight tickets
American Airlines
3 Dec
LHR12:35London Heathrow
32h 21m
1 stop
ALO14:56Waterloo
7 Dec
ALO15:29Waterloo
35h 01m
2 stops
LHR08:30London Heathrow
£646
Find similar
American Airlines
3 Dec
LHR10:05London Heathrow
43h 46m
2 stops
ALO23:51Waterloo
7 Dec
ALO15:29Waterloo
35h 01m
2 stops
LHR08:30London Heathrow
£647
Find similar
American Airlines
3 Dec
LHR11:40London Heathrow
33h 16m
2 stops
ALO14:56Waterloo
7 Dec
ALO15:29Waterloo
33h 06m
2 stops
LHR06:35London Heathrow
£650
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Waterloo, Iowa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 12 September 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Waterloo, Iowa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Wed 3/12

12:35-14:56

1 stop32h 21m

Waterloo

Sun 7/12

15:29-08:30

2 stops35h 01m

£646

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Wed 3/12

10:05-23:51

2 stops43h 46m

Waterloo

Sun 7/12

15:29-08:30

2 stops35h 01m

£647

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Wed 3/12

11:40-14:56

2 stops33h 16m

Waterloo

Sun 7/12

15:29-06:35

2 stops33h 06m

£650

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Wed 3/12

17:05-14:56

2 stops27h 51m

Waterloo

Sun 7/12

15:29-10:25

1 stop12h 56m

£681

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Wed 3/12

11:00-20:04

1 stop15h 04m

Waterloo

Sun 7/12

15:29-11:35

1 stop14h 06m

£713

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Wed 3/12

11:00-20:04

1 stop15h 04m

Waterloo

Sun 7/12

15:29-11:35

1 stop14h 06m

£714

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Wed 3/12

12:35-20:04

1 stop13h 29m

Waterloo

Sun 7/12

15:29-08:35

1 stop11h 06m

£748

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Mon 27/10

12:35-23:38

1 stop16h 03m

Waterloo

Mon 3/11

15:28-12:00

2 stops14h 32m

£802

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Wed 8/10

09:15-14:55

1 stop11h 40m

Waterloo

Wed 15/10

15:25-07:20

1 stop9h 55m

£828

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Sat 25/10

12:15-21:57

1 stop15h 42m

Waterloo

Sat 1/11

15:25-10:25

1 stop14h 00m

£1,038

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Waterloo from

How to get the cheapest flight ticket from London Heathrow Airport to Waterloo, Iowa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Which airlines fly to Waterloo, Iowa?

Finnair, British Airways and Virgin Atlantic are the top three most popular airlines that fly to Waterloo, Iowa from London Heathrow Airport according to our data. Finnair is the first choice among our users, with 37% of people opting to fly with this airline when travelling to Waterloo, Iowa. Keep in mind that there are 6 different airlines that fly to Waterloo, Iowa on a routine basis, so you have a few additional options to choose from.

When to book flights from London Heathrow Airport to Waterloo, Iowa

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Waterloo, Iowa according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Waterloo, Iowa (LHR to ALO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Waterloo, Iowa

Direct flights

None
There are no direct flights from London Heathrow Airport to Waterloo, Iowa. There are no popular flight routes from London Heathrow Airport to Waterloo, Iowa.
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  • How far is London Heathrow to Waterloo by plane?

    The straight-line distance from London Heathrow to Waterloo is 4081.6 mi. In terms of flight time, this usually takes a little over 11h 40m.

  • When did momondo last update prices for flights from London Heathrow Airport to Waterloo Airport?

    Prices for flights from London Heathrow Airport to Waterloo Airport refresh daily.

  • How old do you have to be to fly from London Heathrow Airport to Waterloo Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Waterloo Airport.

  • What documentation or ID do you need to fly to Waterloo Airport?

    The travel and health documents you'll need for your trip to Waterloo Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Waterloo Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from London to Waterloo?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Waterloo . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Waterloo with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Waterloo flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Waterloo?

Once you have performed a search for London to Waterloo flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to Waterloo right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Waterloo from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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