When did momondo last update prices for flights from Ontario Airport to Walla Walla Airport?

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

How many operators does momondo search for flights from Ontario Airport to Walla Walla Airport?

The number of operators available for flights from Ontario Airport to Walla Walla Airport is 1 as of March 2026.

How old do you have to be to fly from Ontario Airport to Walla Walla Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Walla Walla Airport.

What documentation or ID do you need to fly to Walla Walla Airport?

The required travel and health documents for your Walla Walla Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Walla Walla Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$190 Cheap Flights from Ontario to Walla Walla in 2026

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Ontario to Walla Walla

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:26 pm - 11:48 pm

ONT

ALW

8h 22m

1 stop

5:00 am - 9:45 am

ALW

ONT

4h 45m

1 stop

$295Alaska Airlines

Wed, Apr 29 - Sat, May 2

7:08 pm - 11:59 pm

ONT

ALW

4h 51m

1 stop

2:48 pm - 10:32 pm

ALW

ONT

7h 44m

1 stop

$339Alaska Airlines

Thu, Apr 16 - Sat, Apr 25

10:39 am - 11:48 pm

ONT

ALW

13h 09m

1 stop

5:00 am - 9:45 am

ALW

ONT

4h 45m

1 stop

$346Alaska Airlines

Wed, Apr 29 - Sat, May 2

4:03 pm - 12:17 am

ONT

ALW

8h 14m

1 stop

3:22 pm - 11:11 pm

ALW

ONT

7h 49m

1 stop

$352Alaska Airlines

Wed, May 20 - Sat, Jun 13

2:09 pm - 11:59 pm

ONT

ALW

9h 50m

1 stop

5:13 am - 11:14 am

ALW

ONT

6h 01m

1 stop

$359Alaska Airlines

Thu, Jul 9 - Sun, Jul 12

6:00 am - 11:59 pm

ONT

ALW

17h 59m

1 stop

3:44 pm - 9:39 am

ALW

ONT

17h 55m

1 stop

$363Alaska Airlines

Fri, Apr 17 - Mon, Apr 20

3:26 pm - 11:48 pm

ONT

ALW

8h 22m

1 stop

5:00 am - 2:19 pm

ALW

ONT

9h 19m

2 stops

$373Alaska Airlines

Wed, Apr 29 - Sat, May 2

7:41 pm - 12:17 am

ONT

ALW

4h 36m

1 stop

5:00 am - 11:10 am

ALW

ONT

6h 10m

1 stop

$400Alaska Airlines

Thu, Jun 4 - Sun, Jun 7

6:00 am - 11:48 pm

ONT

ALW

17h 48m

1 stop

5:00 am - 2:19 pm

ALW

ONT

9h 19m

2 stops

$414Alaska Airlines

Wed, Apr 29 - Sat, May 2

7:08 pm - 11:59 pm

ONT

ALW

4h 51m

1 stop

2:48 pm - 11:48 pm

ALW

ONT

9h 00m

2 stops

$417Alaska Airlines

Thu, Apr 16 - Sat, Apr 25

Alaska Airlines flights from Ontario to Walla Walla

Our best Alaska Airlines deals on Ontario to Walla Walla flight tickets

Alaska Airlines

Apr 16

ONT7:08 pmOntario

4h 51m

1 stop

ALW11:59 pmWalla Walla

Apr 25

ALW2:48 pmWalla Walla

7h 44m

1 stop

ONT10:32 pmOntario

$339

Alaska Airlines

Apr 29

ONT10:39 amOntario

13h 09m

1 stop

ALW11:48 pmWalla Walla

May 2

ALW5:00 amWalla Walla

4h 45m

1 stop

ONT9:45 amOntario

$346

Alaska Airlines

Jul 9

ONT2:09 pmOntario

9h 50m

1 stop

ALW11:59 pmWalla Walla

Jul 12

ALW5:13 amWalla Walla

6h 01m

1 stop

ONT11:14 amOntario

$359

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Wed 4/29

3:26 pm-11:48 pm

1 stop8h 22m

Walla Walla

Sat 5/2

5:00 am-9:45 am

1 stop4h 45m

$295

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Thu 4/16

7:08 pm-11:59 pm

1 stop4h 51m

Walla Walla

Sat 4/25

2:48 pm-10:32 pm

1 stop7h 44m

$339

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Wed 4/29

10:39 am-11:48 pm

1 stop13h 09m

Walla Walla

Sat 5/2

5:00 am-9:45 am

1 stop4h 45m

$346

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Wed 5/20

4:03 pm-12:17 am

1 stop8h 14m

Walla Walla

Sat 6/13

3:22 pm-11:11 pm

1 stop7h 49m

$352

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Thu 7/9

2:09 pm-11:59 pm

1 stop9h 50m

Walla Walla

Sun 7/12

5:13 am-11:14 am

1 stop6h 01m

$359

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Fri 4/17

6:00 am-11:59 pm

1 stop17h 59m

Walla Walla

Mon 4/20

3:44 pm-9:39 am

1 stop17h 55m

$363

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Wed 4/29

3:26 pm-11:48 pm

1 stop8h 22m

Walla Walla

Sat 5/2

5:00 am-2:19 pm

2 stops9h 19m

$373

Quickest round-trip

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Thu 6/4

7:41 pm-12:17 am

1 stop4h 36m

Walla Walla

Sun 6/7

5:00 am-11:10 am

1 stop6h 10m

$400

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Wed 4/29

6:00 am-11:48 pm

1 stop17h 48m

Walla Walla

Sat 5/2

5:00 am-2:19 pm

2 stops9h 19m

$414

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Thu 4/16

7:08 pm-11:59 pm

1 stop4h 51m

Walla Walla

Sat 4/25

2:48 pm-11:48 pm

2 stops9h 00m

$417

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Walla Walla

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 is the cheapest airline that flies from Ontario to Walla Walla?

Alaska Airlines is the most popular carrier operating from Ontario to Walla Walla

What airlines fly to Walla Walla?

Alaska Airlines, Delta and United Airlines are the top three most popular airlines that fly to Walla Walla from Ontario according to our data. Alaska Airlines is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Walla Walla. Keep in mind that there are 5 different airlines that fly to Walla Walla on a routine basis, so you have a few additional options to choose from.

When to book flights from Ontario to Walla Walla

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Walla Walla according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Walla Walla (ONT to ALW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Walla Walla

Fastest flight time	4h 36m
Direct flights	None

The fastest flight from Ontario to Walla Walla takes 4h 36m

There are no direct flights from Ontario to Walla Walla. There are no popular flight routes from Ontario to Walla Walla.

Search flight deals

How far is Ontario to Walla Walla by plane?
The distance between Ontario and Walla Walla is about 829.4 mi. By plane, this route typically takes 4h 36m.
When did momondo last update prices for flights from Ontario Airport to Walla Walla Airport?
Prices for flights from Ontario Airport to Walla Walla Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario Airport to Walla Walla Airport?
The number of operators available for flights from Ontario Airport to Walla Walla Airport is 1 as of March 2026.
How old do you have to be to fly from Ontario Airport to Walla Walla Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Walla Walla Airport.
What documentation or ID do you need to fly to Walla Walla Airport?
The required travel and health documents for your Walla Walla Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Walla Walla Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Ontario to Walla Walla?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Ontario to Walla Walla is Alaska Airlines (100% of total bookings).

Best airlines flying from Ontario to Walla Walla

Compare and see reviews for airlines that fly from Ontario to Walla Walla with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $244	Free Cancellation	Rating 7.9 12,102 reviews		Search Alaska Airlines flights

Why use momondo?

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

It is quick and easy to find Ontario to Walla Walla 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 Walla Walla that suits you.

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

Flights from Ontario to Walla Walla with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Ontario and Walla Walla by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Ontario to Walla Walla flights. All you need is a valid email address and we will do the rest; it is that quick and easy.