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Cheap flights from London Heathrow Airport to Waterloo, Iowa from £790

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ALO
16 Nov — 23 Nov1
1 adult
1 adult, Economy

Cheap 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 17 October 2025.

Round-trip from

£790
American Airlines
  • American Airlines
  • 3/12-7/12
  • 3 total stops
  • 64h 14m total
  • London to Waterloo
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Enter your travel dates to find the best prices.

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 17 October 2025.

Wed 3/1215:45LHR - ALO
1 stop29h 11mAmerican Airlines
Sun 7/1215:27ALO - LHR
2 stops35h 03mAmerican Airlines
Deal found 14/10£790
Sun 30/1112:10LHR - ALO
2 stops17h 38mAmerican Airlines
Sun 7/1215:27ALO - LHR
2 stops13h 58mAmerican Airlines
Deal found 16/10£1,235

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 17 October 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

Wed 3/12

10:15-23:51

2 stops43h 36m

Waterloo

Sun 7/12

15:27-08:30

2 stops35h 03m

£790

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Sun 30/11

12:10-23:48

2 stops17h 38m

Waterloo

Sun 7/12

15:27-11:25

2 stops13h 58m

£1,235

Flights are sorted by cheapest return flights first.

Deals found on 14/10

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 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 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 £190). Flying from London Heathrow Airport to Waterloo, Iowa in April is currently the most expensive (average of £675). 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?

    If you book a flight to Waterloo from London Heathrow, you will be flying to Waterloo, which is the city’s only airport. Waterloo (ALO) is located 5.3 mi from the center of Waterloo. There are 0 flights from London Heathrow to Waterloo per day from 0 different airlines.

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

    There are many flights that can get you from London Heathrow Airport to Waterloo, Iowa in 43h 36m. Fly via American Airlines to get the fastest option. Airlines will cover a distance of 4081 mi.

  • 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 holiday 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 £190). Flying from London Heathrow Airport to Waterloo, Iowa in April is currently the most expensive (average of £675). 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.

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

Yes, we can. To see specific flights from Heathrow to Waterloo with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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