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Cheap flights from London to Waterloo, Iowa from £739

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — ALO
27 Jan — 3 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Waterloo

Enter your travel dates to find the best prices.

Best flights from London to Waterloo
Discover carefully curated flight deals from London to Waterloo that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 December 2025.

Tue 28/406:10LHR - ALO
2 stops21h 32mAmerican Airlines
Thu 14/506:05ALO - LHR
1 stop22h 25mAmerican Airlines
Deal found 26/12£739
Tue 28/406:10LHR - ALO
2 stops21h 32mAmerican Airlines
Wed 13/506:05ALO - LHR
1 stop22h 25mAmerican Airlines
Deal found 26/12£739
Wed 29/411:30LHR - ALO
2 stops16h 12mAmerican Airlines
Thu 14/514:45ALO - LHR
2 stops12h 50mAmerican Airlines
Deal found 26/12£741
Wed 29/411:30LHR - ALO
2 stops16h 12mAmerican Airlines
Wed 13/506:05ALO - LHR
2 stops19h 20mAmerican Airlines
Deal found 26/12£741
Mon 27/415:15LHR - ALO
1 stop29h 12mAmerican Airlines
Tue 12/514:45ALO - LHR
2 stops13h 35mAmerican Airlines
Deal found 26/12£755
Wed 29/415:15LHR - ALO
1 stop12h 27mAmerican Airlines
Mon 11/506:05ALO - LHR
2 stops18h 45mAmerican Airlines
Deal found 26/12£755
Tue 28/414:25LHR - ALO
1 stop13h 17mAmerican Airlines
Tue 12/514:45ALO - LHR
2 stops13h 35mAmerican Airlines
Deal found 26/12£755
Mon 27/419:25LHR - ALO
2 stops25h 02mAmerican Airlines
Thu 14/514:45ALO - LHR
1 stop10h 35mAmerican Airlines
Deal found 26/12£755
Mon 27/419:25LHR - ALO
2 stops25h 02mAmerican Airlines
Wed 13/506:05ALO - LHR
2 stops19h 05mAmerican Airlines
Deal found 26/12£755
Wed 29/414:25LHR - ALO
1 stop13h 17mAmerican Airlines
Tue 12/514:45ALO - LHR
2 stops13h 35mAmerican Airlines
Deal found 26/12£755

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 28 December 2025.

Round-trip from

£739
American Airlines
  • American Airlines
  • 28/4-13/5
  • 3 total stops
  • 43h 57m 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 28 December 2025.
Use the filters below to find and compare flights from London to Waterloo that are best for you.

Fly from

London

Fly to

Waterloo

Route

Depart

Return

Price

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Tue 28/4

06:10-21:42

2 stops21h 32m

Waterloo

Thu 14/5

06:05-10:30

1 stop22h 25m

£739

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Tue 28/4

06:10-21:42

2 stops21h 32m

Waterloo

Wed 13/5

06:05-10:30

1 stop22h 25m

£739

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Wed 29/4

11:30-21:42

2 stops16h 12m

Waterloo

Thu 14/5

14:45-09:35

2 stops12h 50m

£741

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Wed 29/4

11:30-21:42

2 stops16h 12m

Waterloo

Wed 13/5

06:05-07:25

2 stops19h 20m

£741

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Mon 27/4

15:15-14:27

1 stop29h 12m

Waterloo

Tue 12/5

14:45-10:20

2 stops13h 35m

£755

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Wed 29/4

15:15-21:42

1 stop12h 27m

Waterloo

Mon 11/5

06:05-06:50

2 stops18h 45m

£755

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Tue 28/4

14:25-21:42

1 stop13h 17m

Waterloo

Tue 12/5

14:45-10:20

2 stops13h 35m

£755

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Mon 27/4

19:25-14:27

2 stops25h 02m

Waterloo

Thu 14/5

14:45-07:20

1 stop10h 35m

£755

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Mon 27/4

19:25-14:27

2 stops25h 02m

Waterloo

Wed 13/5

06:05-07:10

2 stops19h 05m

£755

LondonWaterloo

LHR - ALO

LHRALO

London Heathrow

Wed 29/4

14:25-21:42

1 stop13h 17m

Waterloo

Tue 12/5

14:45-10:20

2 stops13h 35m

£755

Flights are sorted by cheapest return flights first.

Deals found on 26/12

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 £866). 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 £739, American Airlines can have you in Waterloo, Iowa from London in 21h 32m. 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 £866). 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 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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