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 May 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

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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.

7:41 pm - 12:17 am

ONT

ALW

4h 36m

1 stop

5:00 am - 11:10 am

ALW

ONT

6h 10m

1 stop

$339Alaska Airlines

Thu, May 28 - Tue, Jun 2

5:54 pm - 11:53 pm

ONT

ALW

5h 59m

1 stop

5:13 am - 11:11 am

ALW

ONT

5h 58m

1 stop

$340Alaska Airlines

Wed, Aug 5 - Sun, Aug 9

7:41 pm - 12:17 am

ONT

ALW

4h 36m

1 stop

5:00 am - 11:10 am

ALW

ONT

6h 10m

1 stop

$367Alaska Airlines

Thu, May 28 - Tue, Jun 2

5:26 pm - 11:53 pm

ONT

ALW

6h 27m

1 stop

5:13 am - 11:11 am

ALW

ONT

5h 58m

1 stop

$406Alaska Airlines

Fri, Jun 12 - Sun, Jun 14

7:41 pm - 12:17 am

ONT

ALW

4h 36m

1 stop

5:00 am - 11:10 am

ALW

ONT

6h 10m

1 stop

$407Alaska Airlines

Fri, May 15 - Tue, May 19

7:41 pm - 12:17 am

ONT

ALW

4h 36m

1 stop

5:00 am - 11:10 am

ALW

ONT

6h 10m

1 stop

$408Alaska Airlines

Thu, May 21 - Thu, May 28

3:35 pm - 12:17 am

ONT

ALW

8h 42m

2 stops

5:00 am - 11:10 am

ALW

ONT

6h 10m

1 stop

$409Alaska Airlines

Wed, May 27 - Sat, May 30

7:41 pm - 12:17 am

ONT

ALW

4h 36m

1 stop

5:00 am - 2:55 pm

ALW

ONT

9h 55m

2 stops

$427Alaska Airlines

Thu, May 28 - Tue, Jun 2

9:20 pm - 2:42 pm

ONT

ALW

17h 22m

1 stop

5:13 am - 6:03 pm

ALW

ONT

12h 50m

2 stops

$428Alaska Airlines

Fri, Jul 31 - Tue, Aug 4

4:03 pm - 12:17 am

ONT

ALW

8h 14m

1 stop

5:00 am - 11:58 pm

ALW

ONT

18h 58m

1 stop

$433Alaska Airlines

Sat, Jun 6 - Tue, Jun 9

Alaska Airlines flights from Ontario to Walla Walla

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

Alaska Airlines

May 28

ONT7:41 pmOntario

4h 36m

1 stop

ALW12:17 amWalla Walla

Jun 2

ALW5:00 amWalla Walla

6h 10m

1 stop

ONT11:10 amOntario

$339

Alaska Airlines

Aug 5

ONT5:54 pmOntario

5h 59m

1 stop

ALW11:53 pmWalla Walla

Aug 9

ALW5:13 amWalla Walla

5h 58m

1 stop

ONT11:11 amOntario

$340

Alaska Airlines

May 28

ONT7:41 pmOntario

4h 36m

1 stop

ALW12:17 amWalla Walla

Jun 2

ALW5:00 amWalla Walla

6h 10m

1 stop

ONT11:10 amOntario

$367

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Thu 5/28

7:41 pm-12:17 am

1 stop4h 36m

Walla Walla

Tue 6/2

5:00 am-11:10 am

1 stop6h 10m

$339

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Wed 8/5

5:54 pm-11:53 pm

1 stop5h 59m

Walla Walla

Sun 8/9

5:13 am-11:11 am

1 stop5h 58m

$340

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Thu 5/28

7:41 pm-12:17 am

1 stop4h 36m

Walla Walla

Tue 6/2

5:00 am-11:10 am

1 stop6h 10m

$367

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Fri 6/12

5:26 pm-11:53 pm

1 stop6h 27m

Walla Walla

Sun 6/14

5:13 am-11:11 am

1 stop5h 58m

$406

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Fri 5/15

7:41 pm-12:17 am

1 stop4h 36m

Walla Walla

Tue 5/19

5:00 am-11:10 am

1 stop6h 10m

$407

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Thu 5/21

7:41 pm-12:17 am

1 stop4h 36m

Walla Walla

Thu 5/28

5:00 am-11:10 am

1 stop6h 10m

$408

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Wed 5/27

3:35 pm-12:17 am

2 stops8h 42m

Walla Walla

Sat 5/30

5:00 am-11:10 am

1 stop6h 10m

$409

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Thu 5/28

7:41 pm-12:17 am

1 stop4h 36m

Walla Walla

Tue 6/2

5:00 am-2:55 pm

2 stops9h 55m

$427

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Fri 7/31

9:20 pm-2:42 pm

1 stop17h 22m

Walla Walla

Tue 8/4

5:13 am-6:03 pm

2 stops12h 50m

$428

OntarioWalla Walla

ONT - ALW

ONTALW

Ontario

Sat 6/6

4:03 pm-12:17 am

1 stop8h 14m

Walla Walla

Tue 6/9

5:00 am-11:58 pm

1 stop18h 58m

$433

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 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 66% of people opting to fly with this airline when traveling to Walla Walla. Keep in mind that there are 6 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

Frequently asked questions about flying from Ontario to Walla Walla

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 May 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 12,324 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.