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Cheap flights from London Heathrow Airport to Waterloo, Iowa from £816

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ALO
4 Mar — 11 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Waterloo

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 2 February 2026.

Tue 17/314:10
LHR
-
ALO
1 stop14h 43m
American Airlines
Tue 24/305:20
ALO
-
LHR
2 stops19h 55m
American Airlines
Deal found 30/1£816
Mon 2/311:00
LHR
-
ALO
1 stop18h 53m
Multiple Airlines
Mon 9/315:10
ALO
-
LHR
1 stop15h 25m
Multiple Airlines
Deal found 2/2£862
Wed 18/312:35
LHR
-
ALO
1 stop16h 18m
American Airlines
Wed 25/315:10
ALO
-
LHR
1 stop14h 15m
American Airlines
Deal found 1/2£869
Mon 2/314:10
LHR
-
ALO
1 stop15h 43m
American Airlines
Mon 9/315:10
ALO
-
LHR
2 stops13h 30m
American Airlines
Deal found 2/2£872
Sat 28/214:10
LHR
-
ALO
1 stop15h 43m
American Airlines
Sat 7/305:20
ALO
-
LHR
2 stops18h 55m
American Airlines
Deal found 31/1£882
Sun 1/311:00
LHR
-
ALO
1 stop18h 53m
Multiple Airlines
Sun 8/315:10
ALO
-
LHR
1 stop15h 25m
Multiple Airlines
Deal found 1/2£915
Sun 1/312:35
LHR
-
ALO
1 stop17h 18m
American Airlines
Sun 8/315:10
ALO
-
LHR
2 stops15h 50m
American Airlines
Deal found 1/2£924

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 2 February 2026.

Round-trip from

£816
American Airlines
  • American Airlines
  • 17/3-24/3
  • 3 total stops
  • 34h 38m total
  • London to Waterloo
Search Deals

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 2 February 2026.
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

Tue 17/3

14:10-23:53

1 stop14h 43m

Waterloo

Tue 24/3

05:20-06:15

2 stops19h 55m

£816

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Mon 2/3

11:00-23:53

1 stop18h 53m

Waterloo

Mon 9/3

15:10-11:35

1 stop15h 25m

£862

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Wed 18/3

12:35-23:53

1 stop16h 18m

Waterloo

Wed 25/3

15:10-10:25

1 stop14h 15m

£869

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Mon 2/3

11:40-23:53

2 stops18h 13m

Waterloo

Mon 9/3

15:10-09:40

2 stops13h 30m

£872

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Sat 28/2

14:10-23:53

1 stop15h 43m

Waterloo

Sat 7/3

05:20-06:15

2 stops18h 55m

£882

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Sun 1/3

11:00-23:53

1 stop18h 53m

Waterloo

Sun 8/3

15:10-11:35

1 stop15h 25m

£915

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Sun 1/3

12:35-23:53

1 stop17h 18m

Waterloo

Sun 8/3

15:10-12:00

2 stops15h 50m

£924

Flights are sorted by cheapest return flights first.

Deals found on 30/1

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 £186). Flying from London Heathrow Airport to Waterloo, Iowa in December is currently the most expensive (average of £797). 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 14h 43m. 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 £186). Flying from London Heathrow Airport to Waterloo, Iowa in December is currently the most expensive (average of £797). 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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Cheapflights makes it easy to find Heathrow to Waterloo flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Waterloo from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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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