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Cheap flights from London to Waterloo, Iowa from £861

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/7. Fares are subject to change and may not be available on all flights or dates of travel.
LON — ALO
6 Jun — 13 Jun1
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 7 May 2026.

Tue 2/609:45
LHR
-
ALO
1 stop20h 42m
American Airlines
Tue 9/605:00
ALO
-
LHR
2 stops19h 15m
American Airlines
Deal found 5/5£997
Tue 2/615:15
LHR
-
ALO
1 stop15h 12m
Multiple Airlines
Tue 9/605:00
ALO
-
LHR
1 stop24h 15m
Multiple Airlines
Deal found 5/5£1,059
Wed 3/614:45
LHR
-
ALO
1 stop15h 42m
American Airlines
Wed 10/615:00
ALO
-
LHR
2 stops13h 15m
American Airlines
Deal found 6/5£1,065
Mon 27/715:15
LHR
-
ALO
1 stop15h 14m
Multiple Airlines
Sat 12/1206:00
ALO
-
LHR
1 stop23h 35m
Multiple Airlines
Deal found 6/5£1,850
Sun 26/715:15
LHR
-
ALO
1 stop15h 14m
Multiple Airlines
Sat 12/1215:29
ALO
-
LHR
1 stop14h 06m
Multiple Airlines
Deal found 6/5£1,890
Sat 30/515:15
LHR
-
ALO
1 stop14h 54m
American Airlines
Sat 6/605:00
ALO
-
LHR
2 stops19h 15m
American Airlines
Deal found 2/5£2,196
Sat 30/515:15
LHR
-
ALO
1 stop14h 54m
Multiple Airlines
Sat 6/605:00
ALO
-
LHR
1 stop19h 50m
Multiple Airlines
Deal found 2/5£2,259

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 7 May 2026.

Round-trip from

£997

One-way from

£861
American Airlines
  • American Airlines
  • 2/6-9/6
  • 3 total stops
  • 39h 57m total
  • London to Waterloo
Search Deals
27/7
  • 27/7
  • 1 total stop
  • 15h 14m 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 7 May 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

Cheapest return flight

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Tue 2/6

09:45-00:27

1 stop20h 42m

Waterloo

Tue 9/6

05:00-06:15

2 stops19h 15m

£997

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Tue 2/6

15:15-00:27

1 stop15h 12m

Waterloo

Tue 9/6

05:00-11:15

1 stop24h 15m

£1,059

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Mon 27/7

15:15-00:29

1 stop15h 14m

Waterloo

Sat 12/12

06:00-11:35

1 stop23h 35m

£1,850
Fastest return journey

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Sun 26/7

15:15-00:29

1 stop15h 14m

Waterloo

Sat 12/12

15:29-11:35

1 stop14h 06m

£1,890

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Sat 30/5

15:15-00:09

1 stop14h 54m

Waterloo

Sat 6/6

05:00-06:15

2 stops19h 15m

£2,196

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Sat 30/5

15:15-00:09

1 stop14h 54m

Waterloo

Sat 6/6

05:00-06:50

1 stop19h 50m

£2,259
Cheapest one-way

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Mon 27/7

15:15-00:29

1 stop15h 14m

£861
Fastest single journey

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Fri 19/6

15:15-00:21

1 stop15h 06m

£863

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Fri 19/6

14:30-00:21

2 stops15h 51m

£870

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Mon 27/7

13:25-00:29

2 stops17h 04m

£911

Flights are sorted by cheapest return flights first.

Deals found on 6/5

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
No data available for this route at this time. Please check back soon.

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 £997, American Airlines can have you in Waterloo, Iowa from London in 20h 42m. 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.

See more FAQs

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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.

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