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Cheap flights from Walla Walla to London from $737

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Walla Walla to London departing on 7/27. 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

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Find the cheapest flights from Walla Walla to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:01 am - 6:45 am
ALW
-
LHR
17h 44m
1 stop
Multiple Airlines Logo
9:50 am - 11:49 pm
LHR
-
ALW
21h 59m
1 stop
$1,008Multiple Airlines
Mon, Oct 5 - Thu, Oct 15
Multiple Airlines Logo
5:01 am - 6:50 am
ALW
-
LHR
17h 49m
2 stops
Multiple Airlines Logo
12:15 pm - 11:49 pm
LHR
-
ALW
19h 34m
2 stops
$1,013Multiple Airlines
Mon, Oct 5 - Thu, Oct 15
Alaska Airlines Logo
3:22 pm - 3:05 pm
ALW
-
LHR
15h 43m
1 stop
Alaska Airlines Logo
5:00 pm - 11:53 pm
LHR
-
ALW
14h 53m
1 stop
$1,444Alaska Airlines
Wed, Jun 24 - Wed, Jul 1
Alaska Airlines Logo
3:22 pm - 3:05 pm
ALW
-
LHR
15h 43m
1 stop
Alaska Airlines Logo
5:00 pm - 11:53 pm
LHR
-
ALW
14h 53m
1 stop
$1,514Alaska Airlines
Fri, Jun 26 - Fri, Jul 3
Alaska Airlines Logo
3:22 pm - 3:05 pm
ALW
-
LHR
15h 43m
1 stop
Alaska Airlines Logo
5:00 pm - 11:53 pm
LHR
-
ALW
14h 53m
1 stop
$1,924Alaska Airlines
Sat, Jun 27 - Sat, Jul 4

Alaska Airlines flights from Walla Walla to London Heathrow Airport

Our best Alaska Airlines deals on Walla Walla to London Heathrow Airport flight tickets
Alaska Airlines
Jun 24
ALW3:22 pmWalla Walla
15h 43m
1 stop
LHR3:05 pmLondon Heathrow
Jul 1
LHR5:00 pmLondon Heathrow
14h 53m
1 stop
ALW11:53 pmWalla Walla
$1,444
Alaska Airlines
Jun 26
ALW3:22 pmWalla Walla
15h 43m
1 stop
LHR3:05 pmLondon Heathrow
Jul 3
LHR5:00 pmLondon Heathrow
14h 53m
1 stop
ALW11:53 pmWalla Walla
$1,514
Alaska Airlines
Jun 27
ALW3:22 pmWalla Walla
15h 43m
1 stop
LHR3:05 pmLondon Heathrow
Jul 4
LHR5:00 pmLondon Heathrow
14h 53m
1 stop
ALW11:53 pmWalla Walla
$1,924

momondo Fare Finder

 
Customize your flight search to find flights from Walla Walla 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 May 13, 2026.
Use the filters below to find and compare flights from Walla Walla to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Walla WallaLondon

ALW - LHR

ALWLHR

Walla Walla

Mon 10/5

5:01 am-6:45 am

1 stop17h 44m

London Heathrow

Thu 10/15

9:50 am-11:49 pm

1 stop21h 59m

$1,008

Walla WallaLondon

ALW - LHR

ALWLHR

Walla Walla

Mon 10/5

5:01 am-6:50 am

2 stops17h 49m

London Heathrow

Thu 10/15

12:15 pm-11:49 pm

2 stops19h 34m

$1,013
Quickest round-trip

Walla WallaLondon

ALW - LHR

ALWLHR

Walla Walla

Wed 6/24

3:22 pm-3:05 pm

1 stop15h 43m

London Heathrow

Wed 7/1

5:00 pm-11:53 pm

1 stop14h 53m

$1,444

Walla WallaLondon

ALW - LHR

ALWLHR

Walla Walla

Fri 6/26

3:22 pm-3:05 pm

1 stop15h 43m

London Heathrow

Fri 7/3

5:00 pm-11:53 pm

1 stop14h 53m

$1,514

Walla WallaLondon

ALW - LHR

ALWLHR

Walla Walla

Sat 6/27

3:22 pm-3:05 pm

1 stop15h 43m

London Heathrow

Sat 7/4

5:00 pm-11:53 pm

1 stop14h 53m

$1,924
Cheapest one-way
Quickest one-way

Walla WallaLondon

ALW - LHR

ALWLHR

Walla Walla

Mon 7/27

5:13 am-6:20 am

2 stops17h 07m

$737

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Walla Walla to London Heathrow Airport

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

Cheap Walla Walla to London Heathrow Airport (ALW to LHR) flight deals and tips

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

Fastest flight time

15h 43m

Direct flights

None
The fastest flight from Walla Walla to London Heathrow Airport takes 15h 43m
There are no direct flights from Walla Walla to London Heathrow Airport. There are no popular flight routes from Walla Walla to London Heathrow Airport.
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Frequently asked questions about flying from Walla Walla to London Heathrow Airport

  • How far is Walla Walla to London Heathrow by plane?

    A flight from Walla Walla to London Heathrow will travel around 4752.1 mi. In terms of flight time, this usually takes a little over 15h 43m.

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

    Prices for flights from Walla Walla Airport to London Heathrow Airport are refreshed on a daily basis.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Walla Walla Airport to London Heathrow Airport.

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

    The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Walla Walla to London Heathrow Airport

  • How do I get Price Alerts for flights from Walla Walla to London Heathrow Airport?

    Price Alerts will notify you by email when the price for flights to London Heathrow Airport from Walla Walla decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Walla Walla to London Heathrow Airport with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near London?

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

Why use momondo?

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

Finding the right flight to London from Walla Walla is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to London from Walla Walla which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Walla Walla to London.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Walla Walla and alert you when they change.

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