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Cheap flights from Pasco to Los Angeles from $156

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pasco to Los Angeles departing on 8/8. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Pasco to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:35 pm - 6:16 pm
PSC
-
ONT
4h 41m
1 stop
United Airlines Logo
6:08 am - 12:12 pm
ONT
-
PSC
6h 04m
1 stop
$311United Airlines
Wed, Sep 16 - Sat, Sep 19
Alaska Airlines Logo
5:20 am - 9:48 am
PSC
-
ONT
4h 28m
1 stop
Alaska Airlines Logo
3:07 pm - 9:01 pm
ONT
-
PSC
5h 54m
1 stop
$320Alaska Airlines
Wed, Sep 2 - Sat, Sep 5
Alaska Airlines Logo
5:17 pm - 11:24 pm
PSC
-
ONT
6h 07m
1 stop
Alaska Airlines Logo
12:00 pm - 4:40 pm
ONT
-
PSC
4h 40m
1 stop
$324Alaska Airlines
Wed, Aug 19 - Tue, Aug 25
Alaska Airlines Logo
6:00 am - 11:14 am
PSC
-
ONT
5h 14m
1 stop
Alaska Airlines Logo
12:12 pm - 4:52 pm
ONT
-
PSC
4h 40m
1 stop
$336Alaska Airlines
Mon, Sep 28 - Wed, Sep 30
Alaska Airlines Logo
8:04 am - 2:16 pm
PSC
-
ONT
6h 12m
1 stop
Alaska Airlines Logo
7:59 pm - 10:19 am
ONT
-
PSC
14h 20m
1 stop
$345Alaska Airlines
Sat, Sep 26 - Sun, Sep 27
United Airlines Logo
1:35 pm - 8:01 pm
PSC
-
ONT
6h 26m
1 stop
United Airlines Logo
6:08 am - 12:12 pm
ONT
-
PSC
6h 04m
1 stop
$355United Airlines
Fri, Sep 11 - Mon, Sep 14
Alaska Airlines Logo
6:04 pm - 11:11 pm
PSC
-
ONT
5h 07m
1 stop
Alaska Airlines Logo
6:02 am - 12:19 pm
ONT
-
PSC
6h 17m
1 stop
$360Alaska Airlines
Mon, Aug 3 - Wed, Aug 5
Alaska Airlines Logo
2:04 pm - 7:03 pm
PSC
-
ONT
4h 59m
1 stop
Alaska Airlines Logo
7:12 am - 3:23 pm
ONT
-
PSC
8h 11m
1 stop
$361Alaska Airlines
Thu, Sep 24 - Mon, Sep 28
Alaska Airlines Logo
5:23 am - 9:56 am
PSC
-
ONT
4h 33m
1 stop
Alaska Airlines Logo
5:54 pm - 11:43 pm
ONT
-
PSC
5h 49m
1 stop
$363Alaska Airlines
Sat, Aug 1 - Wed, Aug 5
Alaska Airlines Logo
6:04 pm - 11:11 pm
PSC
-
ONT
5h 07m
1 stop
Alaska Airlines Logo
4:27 pm - 1:14 pm
ONT
-
PSC
20h 47m
2 stops
$364Alaska Airlines
Tue, Aug 18 - Mon, Aug 24

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Alaska Airlines flights from Pasco to Ontario

Our best Alaska Airlines deals on Pasco to Ontario flight tickets
Alaska Airlines
Aug 26
PSC6:00 amPasco Tri Cities
5h 04m
1 stop
ONT11:04 amOntario
Aug 29
ONT6:02 amOntario
7h 12m
1 stop
PSC1:14 pmPasco Tri Cities
$320
Alaska Airlines
Aug 19
PSC5:17 pmPasco Tri Cities
6h 07m
1 stop
ONT11:24 pmOntario
Aug 25
ONT12:00 pmOntario
4h 40m
1 stop
PSC4:40 pmPasco Tri Cities
$324
Alaska Airlines
Sep 28
PSC6:00 amPasco Tri Cities
5h 14m
1 stop
ONT11:14 amOntario
Sep 30
ONT12:12 pmOntario
4h 40m
1 stop
PSC4:52 pmPasco Tri Cities
$336

United Airlines flights from Pasco to Ontario

Our best United Airlines deals on Pasco to Ontario flight tickets
United Airlines
Sep 16
PSC1:35 pmPasco Tri Cities
4h 41m
1 stop
ONT6:16 pmOntario
Sep 19
ONT6:08 amOntario
6h 04m
1 stop
PSC12:12 pmPasco Tri Cities
$311
United Airlines
Sep 11
PSC1:35 pmPasco Tri Cities
6h 26m
1 stop
ONT8:01 pmOntario
Sep 14
ONT6:08 amOntario
6h 04m
1 stop
PSC12:12 pmPasco Tri Cities
$355
United Airlines
Sep 8
PSC1:35 pmPasco Tri Cities
6h 26m
1 stop
ONT8:01 pmOntario
Sep 22
ONT6:08 amOntario
6h 04m
1 stop
PSC12:12 pmPasco Tri Cities
$391

momondo Fare Finder

 
Customize your flight search to find flights from Pasco to Ontario 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 July 8, 2026.
Use the filters below to find and compare flights from Pasco to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PascoOntario

PSC - ONT

PSCONT

Pasco Tri Cities

Wed 9/16

1:35 pm-6:16 pm

1 stop4h 41m

Ontario

Sat 9/19

6:08 am-12:12 pm

1 stop6h 04m

$311

PascoOntario

PSC - ONT

PSCONT

Pasco Tri Cities

Wed 9/2

5:20 am-9:48 am

1 stop4h 28m

Ontario

Sat 9/5

3:07 pm-9:01 pm

1 stop5h 54m

$320

PascoOntario

PSC - ONT

PSCONT

Pasco Tri Cities

Wed 8/19

5:17 pm-11:24 pm

1 stop6h 07m

Ontario

Tue 8/25

12:00 pm-4:40 pm

1 stop4h 40m

$324
Quickest round-trip

PascoOntario

PSC - ONT

PSCONT

Pasco Tri Cities

Mon 9/28

6:00 am-11:14 am

1 stop5h 14m

Ontario

Wed 9/30

12:12 pm-4:52 pm

1 stop4h 40m

$336

PascoOntario

PSC - ONT

PSCONT

Pasco Tri Cities

Sat 9/26

8:04 am-2:16 pm

1 stop6h 12m

Ontario

Sun 9/27

7:59 pm-10:19 am

1 stop14h 20m

$345

PascoOntario

PSC - ONT

PSCONT

Pasco Tri Cities

Fri 9/11

1:35 pm-8:01 pm

1 stop6h 26m

Ontario

Mon 9/14

6:08 am-12:12 pm

1 stop6h 04m

$355

PascoOntario

PSC - ONT

PSCONT

Pasco Tri Cities

Mon 8/3

6:04 pm-11:11 pm

1 stop5h 07m

Ontario

Wed 8/5

6:02 am-12:19 pm

1 stop6h 17m

$360

PascoOntario

PSC - ONT

PSCONT

Pasco Tri Cities

Thu 9/24

2:04 pm-7:03 pm

1 stop4h 59m

Ontario

Mon 9/28

7:12 am-3:23 pm

1 stop8h 11m

$361

PascoOntario

PSC - ONT

PSCONT

Pasco Tri Cities

Sat 8/1

5:23 am-9:56 am

1 stop4h 33m

Ontario

Wed 8/5

5:54 pm-11:43 pm

1 stop5h 49m

$363

PascoOntario

PSC - ONT

PSCONT

Pasco Tri Cities

Tue 8/18

6:04 pm-11:11 pm

1 stop5h 07m

Ontario

Mon 8/24

4:27 pm-1:14 pm

2 stops20h 47m

$364

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from Pasco to Ontario

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 typical price of a round-trip flight between Pasco and Ontario?

What is the cheapest month to fly to Ontario?

In general, December is the cheapest month to fly from Pasco to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $254. If you aren’t able to travel during the month of December, then book flights to Ontario from Pasco during September instead. Flights to Ontario in September, while not as cheap as those in December, still average around $266.

How have Pasco to Ontario flight prices changed over time?

As of July 2026, prices for Pasco to Ontario flights are approximately 68% more expensive when compared to flights at the same time last year.

When to book flights from Pasco to Ontario

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

Cheap Pasco to Ontario (PSC to ONT) flight deals and tips

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

Fastest flight time

4h 03m

Direct flights

None
The fastest flight from Pasco to Ontario takes 4h 03m
There are no direct flights from Pasco to Ontario. There are no popular flight routes from Pasco to Ontario.
Search flight deals

Frequently asked questions about flying from Pasco to Ontario

  • How far is Pasco Tri Cities to Ontario by plane?

    Pasco Tri Cities and Ontario are 844.1 mi apart from one another. In terms of flight time, this usually takes a little over 4h 03m.

  • When did momondo last update prices for flights from Pasco Tri Cities Airport to Ontario Airport?

    Prices for flights from Pasco Tri Cities Airport to Ontario Airport are updated daily.

  • How many operators does momondo search for flights from Pasco Tri Cities Airport to Ontario Airport?

  • How old do you have to be to fly from Pasco Tri Cities Airport to Ontario 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 Pasco Tri Cities Airport to Ontario Airport.

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

    The required travel and health documents for your Ontario 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 Ontario 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 Pasco to Ontario?

Best airlines flying from Pasco to Ontario

Compare and see reviews for airlines that fly from Pasco to Ontario with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $150Free CancellationRating
7.9
12,634 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $258Free CancellationRating
7.4
9,945 reviews
Search United Airlines flights
DeltaPriceFrom $266Free CancellationRating
7.8
8,451 reviews
Search Delta flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Pasco to Ontario. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

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 Pasco to Ontario.

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

If you are not ready to book a flight from Pasco to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.

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