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$1,192+ Cheap flights from Heathrow (LHR) to Waterloo, IA (ALO)

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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ALO
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Heathrow to Waterloo

Cheapest flights from Heathrow to Waterloo
Explore the most affordable flight options available from Heathrow to Waterloo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This American Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:10 pmLHR - ALO
1 stop13h 46mAmerican Airlines
Wed 1/76:00 amALO - LHR
1 stop20h 15mAmerican Airlines
Deal found 12/3$1,443

Find flight deals from Heathrow to Waterloo

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Waterloo (ALO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 4, 2025.

Round-trip from

$1,042
(American Airlines)
From London Heathrow to Waterloo
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Waterloo 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, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Waterloo that are best for you.

Fly from

Heathrow

Fly to

Waterloo

Route

Depart

Return

Price

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Sat 1/17

11:00 am-4:35 pm

1 stop11h 35m

Waterloo

Sat 1/24

6:00 am-6:55 am

1 stop18h 55m

$1,208

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Wed 12/31

2:10 pm-9:56 pm

1 stop13h 46m

Waterloo

Wed 1/7

6:00 am-8:15 am

1 stop20h 15m

$1,443

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Thu 1/1

2:10 pm-11:45 pm

1 stop15h 35m

Waterloo

Thu 1/8

3:23 pm-10:25 am

1 stop13h 02m

$1,794

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Sat 1/17

7:10 pm-2:53 pm

2 stops25h 43m

Waterloo

Sat 1/24

6:00 am-6:15 am

2 stops18h 15m

$2,675

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Best time to book a flight from Heathrow to Waterloo

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

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Waterloo

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

Currently, August is the cheapest month in which you can book a flight from London Heathrow Airport to Waterloo, Iowa (average of $255). Flying from London Heathrow Airport to Waterloo, Iowa in December is currently the most expensive (average of $1,115). 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.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Waterloo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Most people fly into Waterloo (ALO) if they book a flight to Waterloo from London Heathrow. On average, Waterloo has 0 inbound flights from London Heathrow per day from 0 airlines. Waterloo is conveniently located just 5.3 mi from Waterloo’s city center.

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

    For as low as $1,443, American Airlines can have you in Waterloo, Iowa from London Heathrow Airport in 13h 46m. There are 4081 mi between London Heathrow Airport and Waterloo, Iowa.

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

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

  • How can I find direct flights from Heathrow to Waterloo?

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Waterloo 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 London Heathrow Airport to Waterloo, Iowa?

    Currently, August is the cheapest month in which you can book a flight from London Heathrow Airport to Waterloo, Iowa (average of $255). Flying from London Heathrow Airport to Waterloo, Iowa in December is currently the most expensive (average of $1,115). 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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