Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Waterloo, Iowa to London from $659

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Waterloo, Iowa to London departing on 2/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Waterloo, Iowa to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:20 am - 6:55 am
ALO
-
LHR
19h 35m1 stop
Multiple Airlines Logo
11:00 am - 11:53 pm
LHR
-
ALO
18h 53m1 stop
$659Multiple Airlines
jue., feb. 19 - jue., feb. 26
American Airlines Logo
5:20 am - 8:15 am
ALO
-
LHR
20h 55m1 stop
American Airlines Logo
3:25 pm - 11:53 pm
LHR
-
ALO
14h 28m2 stops
$663American Airlines
jue., feb. 19 - jue., feb. 26
American Airlines Logo
2:20 pm - 7:40 am
ALO
-
LHR
11h 20m1 stop
American Airlines Logo
1:25 pm - 11:50 pm
LHR
-
ALO
16h 25m2 stops
$720American Airlines
vie., abr. 17 - sáb., may. 2
American Airlines Logo
2:20 pm - 10:05 am
ALO
-
LHR
13h 45m2 stops
American Airlines Logo
1:25 pm - 11:50 pm
LHR
-
ALO
16h 25m2 stops
$725American Airlines
vie., abr. 17 - sáb., may. 2
American Airlines Logo
3:15 pm - 12:00 pm
ALO
-
LHR
14h 45m2 stops
American Airlines Logo
12:40 pm - 11:53 pm
LHR
-
ALO
17h 13m2 stops
$749American Airlines
jue., feb. 19 - jue., feb. 26
American Airlines Logo
2:20 pm - 10:30 am
ALO
-
LHR
14h 10m1 stop
American Airlines Logo
3:15 pm - 11:50 pm
LHR
-
ALO
14h 35m1 stop
$775American Airlines
vie., abr. 17 - sáb., may. 2
American Airlines Logo
6:00 am - 10:25 am
ALO
-
LHR
22h 25m1 stop
American Airlines Logo
12:35 pm - 2:53 pm
LHR
-
ALO
32h 18m1 stop
$876American Airlines
mié., ene. 21 - dom., ene. 25
American Airlines Logo
6:00 am - 5:50 am
ALO
-
LHR
17h 50m2 stops
American Airlines Logo
12:35 pm - 2:53 pm
LHR
-
ALO
32h 18m1 stop
$1,009American Airlines
mié., ene. 21 - dom., ene. 25
American Airlines Logo
3:23 pm - 12:00 pm
ALO
-
LHR
14h 37m2 stops
American Airlines Logo
12:10 pm - 10:23 pm
LHR
-
ALO
16h 13m2 stops
$1,044American Airlines
mié., ene. 21 - dom., ene. 25

American Airlines flights from Waterloo, Iowa to London Heathrow Airport

Our best American Airlines deals on Waterloo, Iowa to London Heathrow Airport flight tickets
American Airlines
Feb 19
ALO5:20 amWaterloo
20h 55m
1 stop
LHR8:15 amLondon Heathrow
Feb 26
LHR3:25 pmLondon Heathrow
14h 28m
2 stops
ALO11:53 pmWaterloo
$663
Find similar
American Airlines
Apr 17
ALO2:20 pmWaterloo
11h 20m
1 stop
LHR7:40 amLondon Heathrow
May 2
LHR1:25 pmLondon Heathrow
16h 25m
2 stops
ALO11:50 pmWaterloo
$720
Find similar
American Airlines
Apr 17
ALO2:20 pmWaterloo
13h 45m
2 stops
LHR10:05 amLondon Heathrow
May 2
LHR1:25 pmLondon Heathrow
16h 25m
2 stops
ALO11:50 pmWaterloo
$725
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Waterloo, Iowa to London Heathrow Airport 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, momondo users made 832,500 searches. Data last updated enero 7, 2026.
Use the filters below to find and compare flights from Waterloo, Iowa to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

WaterlooLondon

ALO - LHR

ALOLHR

Waterloo

jue. 2/19

5:20 am-6:55 am

1 stop19h 35m

London Heathrow

jue. 2/26

11:00 am-11:53 pm

1 stop18h 53m

$659

WaterlooLondon

ALO - LHR

ALOLHR

Waterloo

jue. 2/19

5:20 am-8:15 am

1 stop20h 55m

London Heathrow

jue. 2/26

3:25 pm-11:53 pm

2 stops14h 28m

$663

WaterlooLondon

ALO - LHR

ALOLHR

Waterloo

vie. 4/17

2:20 pm-7:40 am

1 stop11h 20m

London Heathrow

sáb. 5/2

1:25 pm-11:50 pm

2 stops16h 25m

$720

WaterlooLondon

ALO - LHR

ALOLHR

Waterloo

vie. 4/17

2:20 pm-10:05 am

2 stops13h 45m

London Heathrow

sáb. 5/2

1:25 pm-11:50 pm

2 stops16h 25m

$725

WaterlooLondon

ALO - LHR

ALOLHR

Waterloo

jue. 2/19

3:15 pm-12:00 pm

2 stops14h 45m

London Heathrow

jue. 2/26

12:40 pm-11:53 pm

2 stops17h 13m

$749

WaterlooLondon

ALO - LHR

ALOLHR

Waterloo

vie. 4/17

2:20 pm-10:30 am

1 stop14h 10m

London Heathrow

sáb. 5/2

3:15 pm-11:50 pm

1 stop14h 35m

$775

WaterlooLondon

ALO - LHR

ALOLHR

Waterloo

mié. 1/21

6:00 am-10:25 am

1 stop22h 25m

London Heathrow

dom. 1/25

12:35 pm-2:53 pm

1 stop32h 18m

$876

WaterlooLondon

ALO - LHR

ALOLHR

Waterloo

mié. 1/21

6:00 am-5:50 am

2 stops17h 50m

London Heathrow

dom. 1/25

12:35 pm-2:53 pm

1 stop32h 18m

$1,009

WaterlooLondon

ALO - LHR

ALOLHR

Waterloo

mié. 1/21

3:23 pm-12:00 pm

2 stops14h 37m

London Heathrow

dom. 1/25

12:10 pm-10:23 pm

2 stops16h 13m

$1,044

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to London from

How to get the cheapest flight ticket from Waterloo, Iowa to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to London Heathrow Airport?

United Airlines, American Airlines and British Airways are the top three most popular airlines that fly to London Heathrow Airport from Waterloo, Iowa according to our data. United Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 5 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Waterloo, Iowa to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Waterloo, Iowa to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Waterloo, Iowa to London Heathrow Airport (ALO to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Waterloo, Iowa to London Heathrow Airport

Fastest flight time

10h 30m

Direct flights

None
The fastest flight from Waterloo, Iowa to London Heathrow Airport takes 10h 30m
There are no direct flights from Waterloo, Iowa to London Heathrow Airport. There are no popular flight routes from Waterloo, Iowa to London Heathrow Airport.
Search flight deals

  • How far is Waterloo to London Heathrow by plane?

    London Heathrow is 4081.6 mi away from Waterloo. By plane, this route typically takes 10h 30m.

  • When did momondo last update prices for flights from Waterloo Airport to London Heathrow Airport?

    Prices for flights from Waterloo Airport to London Heathrow Airport refresh daily.

  • How old do you have to be to fly from Waterloo Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Waterloo Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Luton
Hounslow
Milton Keynes
Dover
Slough
Guildford
Hayes
Crawley
Dartford
Stratford-upon-Avon
Brentwood
Salisbury
Watford
Wembley
Cobham
Folkestone
Romford
Richmond
Uxbridge

Why use momondo?

Why should I use momondo to find a flight deal from Waterloo to London?

It is quick and easy to find Waterloo to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from Waterloo to London with flexible booking policies on momondo?

Yes. All flights to London from Waterloo on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Waterloo to London?

momondo provides multiple filters to help you find the best flight to London from Waterloo. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Waterloo to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Waterloo are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
vie. 2/6
vie. 2/13
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to London Gatwick Airportfrom $328
Flights to London City Airportfrom $438
Flights to London Stansted Airportfrom $368
Flights to London Luton Airportfrom $370
Flights to Glasgow Intl Airportfrom $392
Flights to London Southend Airportfrom $521
Flights to Belfast Intl Airportfrom $482
Flights to Belfast City Airportfrom $482