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Cheap flights from London to Waterloo, Iowa from £1,039

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/12. Fares are subject to change and may not be available on all flights or dates of travel.
LON — ALO
17 Jun — 24 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 18 May 2026.

Thu 24/1214:10
LHR
-
ALO
1 stop15h 35m
American Airlines
Mon 28/1205:50
ALO
-
LHR
2 stops20h 40m
American Airlines
Deal found 14/5£1,039
Tue 30/614:45
LHR
-
ALO
1 stop29h 45m
American Airlines
Tue 7/705:06
ALO
-
LHR
1 stop25h 09m
American Airlines
Deal found 16/5£1,066
Mon 29/614:45
LHR
-
ALO
1 stop15h 36m
American Airlines
Mon 6/705:06
ALO
-
LHR
1 stop21h 59m
American Airlines
Deal found 15/5£1,078
Wed 10/609:45
LHR
-
ALO
1 stop20h 36m
American Airlines
Wed 17/615:00
ALO
-
LHR
1 stop15h 15m
American Airlines
Deal found 13/5£1,084
Fri 29/515:15
LHR
-
ALO
1 stop14h 54m
Multiple Airlines
Tue 2/605:00
ALO
-
LHR
2 stops22h 40m
Multiple Airlines
Deal found 13/5£1,094
Thu 24/1211:40
LHR
-
ALO
2 stops18h 05m
American Airlines
Sun 27/1215:12
ALO
-
LHR
2 stops21h 48m
American Airlines
Deal found 14/5£1,109
Thu 11/609:45
LHR
-
ALO
1 stop20h 36m
American Airlines
Thu 18/615:00
ALO
-
LHR
1 stop13h 30m
American Airlines
Deal found 14/5£1,112

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 18 May 2026.

Round-trip from

£1,066
American Airlines
  • American Airlines
  • 30/6-7/7
  • 2 total stops
  • 54h 54m 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 18 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

Mon 29/6

14:45-00:21

1 stop15h 36m

Waterloo

Mon 6/7

05:06-09:05

1 stop21h 59m

£1,078

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Tue 30/6

14:45-14:30

1 stop29h 45m

Waterloo

Tue 7/7

05:06-05:50

2 stops18h 44m

£1,082

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Wed 10/6

09:45-00:21

1 stop20h 36m

Waterloo

Wed 17/6

15:00-12:15

1 stop15h 15m

£1,084

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Fri 29/5

08:20-00:09

2 stops21h 49m

Waterloo

Tue 2/6

05:00-06:15

2 stops19h 15m

£1,098
Fastest return journey

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Thu 11/6

09:45-00:21

1 stop20h 36m

Waterloo

Thu 18/6

15:00-10:30

1 stop13h 30m

£1,112

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Sun 14/6

14:45-00:21

1 stop15h 36m

Waterloo

Sun 21/6

05:00-08:05

1 stop21h 05m

£1,139

Flights are sorted by cheapest return flights first.

Deals found on 15/5

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 £1,078, American Airlines can have you in Waterloo, Iowa from London in 15h 36m. 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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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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