Find flights
When to book
FAQs

Cheap flights from London to Waterloo, Iowa from £827

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — ALO
29 Mar — 5 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Waterloo

Enter your travel dates to find the best prices.

Cheapest flights from London to Waterloo
Explore the most affordable flight options available from London to Waterloo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 February 2026.

Tue 10/314:10
LHR
-
ALO
1 stop14h 43m
American Airlines
Tue 17/305:20
ALO
-
LHR
2 stops19h 55m
American Airlines
Deal found 23/2£827
Tue 24/312:35
LHR
-
ALO
1 stop16h 18m
American Airlines
Tue 31/305:20
ALO
-
LHR
2 stops18h 55m
American Airlines
Deal found 24/2£881
Sun 12/409:45
LHR
-
ALO
1 stop20h 04m
American Airlines
Sun 19/414:23
ALO
-
LHR
1 stop15h 52m
American Airlines
Deal found 26/2£932
Sat 11/414:45
LHR
-
ALO
1 stop15h 04m
American Airlines
Sat 18/414:23
ALO
-
LHR
1 stop14h 52m
American Airlines
Deal found 24/2£1,002
Thu 9/415:15
LHR
-
ALO
1 stop14h 34m
Multiple Airlines
Thu 16/414:23
ALO
-
LHR
1 stop10h 27m
Multiple Airlines
Deal found 23/2£1,005
Thu 9/412:30
LHR
-
ALO
2 stops17h 19m
American Airlines
Thu 16/414:23
ALO
-
LHR
2 stops13h 57m
American Airlines
Deal found 23/2£1,025

Find flight deals from London to Waterloo

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 27 February 2026.

Round-trip from

£827
American Airlines
  • American Airlines
  • 10/3-17/3
  • 3 total stops
  • 34h 38m total
  • London to Waterloo
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 27 February 2026.
Use the filters below to find and compare flights from London to Waterloo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Tue 10/3

13:10-23:53

2 stops15h 43m

Waterloo

Tue 17/3

05:20-06:15

2 stops19h 55m

£830

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Tue 24/3

14:10-23:53

1 stop14h 43m

Waterloo

Tue 31/3

05:20-12:15

1 stop24h 55m

£922

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Sun 12/4

12:15-23:49

1 stop17h 34m

Waterloo

Sun 19/4

14:23-09:10

2 stops12h 47m

£936

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Sat 11/4

14:45-23:49

1 stop15h 04m

Waterloo

Sat 18/4

14:23-11:15

1 stop14h 52m

£1,002

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Thu 9/4

15:15-23:49

1 stop14h 34m

Waterloo

Thu 16/4

14:23-06:50

1 stop10h 27m

£1,005

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Mon 6/7

12:15-23:59

1 stop17h 44m

Waterloo

Sun 19/7

15:09-12:15

1 stop15h 06m

£1,025

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Thu 9/4

12:30-23:49

2 stops17h 19m

Waterloo

Thu 16/4

14:23-10:20

2 stops13h 57m

£1,025

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Fri 10/4

12:15-23:49

1 stop17h 34m

Waterloo

Fri 17/4

14:23-10:30

1 stop14h 07m

£1,052

Flights are sorted by cheapest return flights first.

Deals found on 23/2

Sorted by cheapest first

Best time to book a flight from London to Waterloo

Have a flexible travel schedule? Discover the best time to fly to Waterloo from London 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 to Waterloo

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

Currently, August is the cheapest month in which you can book a flight from London to Waterloo, Iowa (average of £189). Flying from London to Waterloo, Iowa in December is currently the most expensive (average of £807). 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 London 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?

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

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

    For as low as £830, American Airlines can have you in Waterloo, Iowa from London in 15h 43m. Airlines will cover a distance of 4081 mi.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from London to Waterloo, Iowa (average of £189). Flying from London to Waterloo, Iowa in December is currently the most expensive (average of £807). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Waterloo?

Cheapflights helps you search for flights from London to Waterloo via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from London to Waterloo by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Yes! Cheapflights helps users easily find flights from London to Waterloo with no change fees.

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

Yes, Cheapflights offers price alerts on London to Waterloo flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.