Which layover airport offers the lowest fares from Pasco to Ontario?

Flights via Salt Lake City (SLC) offer the lowest average round-trip price of $368.

Which layover airport has the shortest travel time from Pasco to Ontario?

Flights connecting via San Francisco (SFO) have the shortest average one-way travel time: 4h 47m.

Which airport is the most popular layover for flights between Pasco and Ontario?

Seattle (SEA) was the most common stop: 45% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Pasco Tri Cities to Ontario?

Alaska Airlines and Delta are the most popular carriers operating from Pasco Tri Cities to Ontario

What airlines fly to Ontario?

Alaska Airlines, Delta and Allegiant Air are the top three most popular airlines that fly to Ontario from Pasco according to our data. Alaska Airlines is the first choice among our users, with 72% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 5 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest connection time from Pasco to Ontario?

Salt Lake City (SLC) has the shortest average layover time for this route: 1h 46m.

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?

As of August 2026, there are 3 operators available to choose from 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.

$155 Cheap Flights from Pasco to Ontario in 2026

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Find the cheapest flights from Pasco to Los Angeles

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One-way

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6:50 pm - 9:09 amPSC Pasco Tri Cities-ONT Ontario

14h 19m1 stop Las Vegas Harry Reid Intl

8:00 am - 6:00 pmONT Ontario-PSC Pasco Tri Cities

10h 00m1 stop Las Vegas Harry Reid Intl

$289Multiple Airlines

Fri, Sep 18 - Fri, Sep 25

1:51 pm - 4:59 pmPSC Pasco Tri Cities-ONT Ontario

27h 08m2 stops Santa Ana J. Wayne/Orange Cnty Las Vegas Harry Reid Intl

8:24 pm - 6:00 pmONT Ontario-PSC Pasco Tri Cities

21h 36m1 stop Las Vegas Harry Reid Intl

$312Multiple Airlines

Sun, Sep 20 - Thu, Sep 24

2:04 pm - 7:03 pmPSC Pasco Tri Cities-ONT Ontario

4h 59m1 stop Seattle/Tacoma Intl

12:12 pm - 4:52 pmONT Ontario-PSC Pasco Tri Cities

4h 40m1 stop Seattle/Tacoma Intl

$321Alaska Airlines

Sat, Sep 5 - Wed, Sep 9

10:49 am - 7:03 pmPSC Pasco Tri Cities-ONT Ontario

8h 14m1 stop Seattle/Tacoma Intl

7:12 am - 3:23 pmONT Ontario-PSC Pasco Tri Cities

8h 11m1 stop Portland

$321Alaska Airlines

Sat, Sep 5 - Sun, Sep 6

6:50 pm - 7:36 pmPSC Pasco Tri Cities-ONT Ontario

48h 46m2 stops Las Vegas Harry Reid Intl San Francisco

8:00 am - 6:00 pmONT Ontario-PSC Pasco Tri Cities

10h 00m1 stop Las Vegas Harry Reid Intl

$335Multiple Airlines

Fri, Sep 18 - Fri, Sep 25

12:42 pm - 5:12 pmPSC Pasco Tri Cities-ONT Ontario

4h 30m1 stop Seattle/Tacoma Intl

6:20 am - 12:02 pmONT Ontario-PSC Pasco Tri Cities

5h 42m1 stop Seattle/Tacoma Intl

$346Delta

Wed, Oct 21 - Sun, Oct 25

3:23 pm - 11:00 pmPSC Pasco Tri Cities-ONT Ontario

7h 37m1 stop Seattle/Tacoma Intl

7:04 am - 2:43 pmONT Ontario-PSC Pasco Tri Cities

7h 39m1 stop Seattle/Tacoma Intl

$346Delta

Sat, Nov 14 - Sun, Nov 15

10:47 am - 6:00 pmPSC Pasco Tri Cities-ONT Ontario

7h 13m1 stop Seattle/Tacoma Intl

4:09 pm - 11:48 pmONT Ontario-PSC Pasco Tri Cities

7h 39m1 stop Seattle/Tacoma Intl

$346Alaska Airlines

Wed, Oct 28 - Mon, Nov 2

1:35 pm - 8:31 pmPSC Pasco Tri Cities-ONT Ontario

6h 56m1 stop San Francisco

6:07 am - 12:14 pmONT Ontario-PSC Pasco Tri Cities

6h 07m1 stop San Francisco

$478United Airlines

Wed, Oct 7 - Sun, Oct 11

1:35 pm - 8:01 pmPSC Pasco Tri Cities-ONT Ontario

6h 26m1 stop San Francisco

6:08 am - 12:12 pmONT Ontario-PSC Pasco Tri Cities

6h 04m1 stop San Francisco

$485United Airlines

Sat, Sep 5 - Mon, Sep 7

Cheap last minute flights

Enter your travel dates to find the best prices.

1:51 pm - 7:03 pmPSC Pasco Tri Cities-ONT Ontario

5h 12m1 stop Seattle/Tacoma Intl

7:12 am - 3:23 pmONT Ontario-PSC Pasco Tri Cities

8h 11m1 stop Portland

$425Alaska Airlines

Tue, Aug 25 - Wed, Aug 26

6:00 am - 11:04 amPSC Pasco Tri Cities-ONT Ontario

5h 04m1 stop Seattle/Tacoma Intl

7:12 am - 3:23 pmONT Ontario-PSC Pasco Tri Cities

8h 11m1 stop Portland

$459Alaska Airlines

Mon, Aug 24 - Wed, Aug 26

8:04 am - 2:09 pmPSC Pasco Tri Cities-ONT Ontario

6h 05m1 stop Seattle/Tacoma Intl

6:02 am - 1:14 pmONT Ontario-PSC Pasco Tri Cities

7h 12m1 stop Seattle/Tacoma Intl

$459Alaska Airlines

Sun, Aug 23 - Wed, Aug 26

8:04 am - 2:09 pmPSC Pasco Tri Cities-ONT Ontario

6h 05m1 stop Seattle/Tacoma Intl

12:00 pm - 4:40 pmONT Ontario-PSC Pasco Tri Cities

4h 40m1 stop Seattle/Tacoma Intl

$459Alaska Airlines

Sun, Aug 23 - Tue, Aug 25

6:00 am - 11:04 amPSC Pasco Tri Cities-ONT Ontario

5h 04m1 stop Seattle/Tacoma Intl

12:00 pm - 4:40 pmONT Ontario-PSC Pasco Tri Cities

4h 40m1 stop Seattle/Tacoma Intl

$459Alaska Airlines

Mon, Aug 24 - Wed, Aug 26

5:20 am - 9:51 amPSC Pasco Tri Cities-ONT Ontario

4h 31m1 stop Portland

7:59 pm - 10:12 amONT Ontario-PSC Pasco Tri Cities

14h 13m1 stop Seattle/Tacoma Intl

$493Alaska Airlines

Sun, Aug 23 - Sun, Aug 23

1:35 pm - 8:01 pmPSC Pasco Tri Cities-ONT Ontario

6h 26m1 stop San Francisco

6:08 am - 12:12 pmONT Ontario-PSC Pasco Tri Cities

6h 04m1 stop San Francisco

$537United Airlines

Sat, Aug 22 - Fri, Sep 4

1:35 pm - 6:11 pmPSC Pasco Tri Cities-ONT Ontario

4h 36m1 stop San Francisco

6:08 am - 12:12 pmONT Ontario-PSC Pasco Tri Cities

6h 04m1 stop San Francisco

$570United Airlines

Mon, Aug 24 - Mon, Aug 31

7:13 pm - 2:03 pmPSC Pasco Tri Cities-ONT Ontario

18h 50m2 stops Las Vegas Harry Reid Intl San Francisco

3:40 pm - 5:14 pmONT Ontario-PSC Pasco Tri Cities

25h 34m1 stop Las Vegas Harry Reid Intl

$652Multiple Airlines

Mon, Aug 24 - Thu, Aug 27

5:15 am - 12:50 pmPSC Pasco Tri Cities-ONT Ontario

7h 35m1 stop Denver Intl

5:00 am - 12:54 pmONT Ontario-PSC Pasco Tri Cities

7h 54m1 stop Denver Intl

$656United Airlines

Mon, Aug 24 - Tue, Aug 25

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Alaska Airlines flights from Pasco to Ontario

Our best Alaska Airlines deals on Pasco to Ontario flight tickets

Alaska Airlines

Sep 5

PSC2:04 pmPasco Tri Cities

4h 59m

1 stop

ONT7:03 pmOntario

Sep 9

ONT12:12 pmOntario

4h 40m

1 stop

PSC4:52 pmPasco Tri Cities

$321

Alaska Airlines

Sep 19

PSC8:04 amPasco Tri Cities

6h 12m

1 stop

ONT2:16 pmOntario

Sep 22

ONT12:12 pmOntario

4h 40m

1 stop

PSC4:52 pmPasco Tri Cities

$356

Alaska Airlines

Oct 29

PSC10:47 amPasco Tri Cities

7h 13m

1 stop

ONT6:00 pmOntario

Nov 2

ONT4:09 pmOntario

7h 39m

1 stop

PSC11:48 pmPasco Tri Cities

$371

Delta flights from Pasco to Ontario

Our best Delta deals on Pasco to Ontario flight tickets

Delta

Oct 21

PSC12:42 pmPasco Tri Cities

4h 30m

1 stop

ONT5:12 pmOntario

Oct 25

ONT6:20 amOntario

5h 42m

1 stop

PSC12:02 pmPasco Tri Cities

$346

Delta

Aug 28

PSC3:24 pmPasco Tri Cities

7h 21m

1 stop

ONT10:45 pmOntario

Aug 30

ONT6:20 amOntario

5h 25m

1 stop

PSC11:45 amPasco Tri Cities

$493

Delta

Sep 4

PSC3:24 pmPasco Tri Cities

8h 10m

2 stops

ONT11:34 pmOntario

Sep 8

ONT5:15 pmOntario

6h 39m

2 stops

PSC11:54 pmPasco Tri Cities

$949

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PascoOntario

PSC Pasco Tri Cities - ONT Ontario

PSCONT

Pasco Tri Cities

Fri 9/18

6:50 pm-9:09 am

1 stop14h 19m

Ontario

Fri 9/25

8:00 am-6:00 pm

1 stop10h 00m

$289

PascoOntario

PSC Pasco Tri Cities - ONT Ontario

PSCONT

Pasco Tri Cities

Sun 9/20

1:51 pm-4:59 pm

2 stops27h 08m

Ontario

Thu 9/24

8:24 pm-6:00 pm

1 stop21h 36m

$312

Quickest round-trip

PascoOntario

PSC Pasco Tri Cities - ONT Ontario

PSCONT

Pasco Tri Cities

Sat 9/5

2:04 pm-7:03 pm

1 stop4h 59m

Ontario

Wed 9/9

12:12 pm-4:52 pm

1 stop4h 40m

$321

PascoOntario

PSC Pasco Tri Cities - ONT Ontario

PSCONT

Pasco Tri Cities

Sat 9/5

10:49 am-7:03 pm

1 stop8h 14m

Ontario

Sun 9/6

7:12 am-3:23 pm

1 stop8h 11m

$321

PascoOntario

PSC Pasco Tri Cities - ONT Ontario

PSCONT

Pasco Tri Cities

Fri 9/18

6:50 pm-7:36 pm

2 stops48h 46m

Ontario

Fri 9/25

8:00 am-6:00 pm

1 stop10h 00m

$335

PascoOntario

PSC Pasco Tri Cities - ONT Ontario

PSCONT

Pasco Tri Cities

Wed 10/21

12:42 pm-5:12 pm

1 stop4h 30m

Ontario

Sun 10/25

6:20 am-12:02 pm

1 stop5h 42m

$346

PascoOntario

PSC Pasco Tri Cities - ONT Ontario

PSCONT

Pasco Tri Cities

Sat 11/14

3:23 pm-11:00 pm

1 stop7h 37m

Ontario

Sun 11/15

7:04 am-2:43 pm

1 stop7h 39m

$346

PascoOntario

PSC Pasco Tri Cities - ONT Ontario

PSCONT

Pasco Tri Cities

Wed 10/28

10:47 am-6:00 pm

1 stop7h 13m

Ontario

Mon 11/2

4:09 pm-11:48 pm

1 stop7h 39m

$346

PascoOntario

PSC Pasco Tri Cities - ONT Ontario

PSCONT

Pasco Tri Cities

Wed 10/7

1:35 pm-8:31 pm

1 stop6h 56m

Ontario

Sun 10/11

6:07 am-12:14 pm

1 stop6h 07m

$478

PascoOntario

PSC Pasco Tri Cities - ONT Ontario

PSCONT

Pasco Tri Cities

Sat 9/5

1:35 pm-8:01 pm

1 stop6h 26m

Ontario

Mon 9/7

6:08 am-12:12 pm

1 stop6h 04m

$485

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 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

Prices

Airlines

Layovers

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 August 2026, prices for Pasco to Ontario flights are approximately 36% cheaper 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

Best Price Found	$155
Fastest flight time	4h 36m
Direct flights	None

The best one-way flight to Ontario from Pasco in the past 72 hours is $155. The best round-trip flight deal from Pasco to Ontario found on momondo in the last 72 hours is $289.

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

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 36m.
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?
As of August 2026, there are 3 operators available to choose from 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?
momondo data reveals that the most frequently booked airline on the route from Pasco to Ontario is Alaska Airlines, representing 45% of all bookings. The subsequent popular airlines are Delta at 32% and United Airlines at 23%.

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 Airlines	PriceFrom $150	Free Cancellation	Rating 7.9 12,823 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $258	Free Cancellation	Rating 7.4 10,104 reviews	Search United Airlines flights
Delta	PriceFrom $288	Free Cancellation	Rating 7.8 8,510 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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Cheap flights from Pasco to Los Angeles from $155

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 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Alaska Airlines flights from Pasco to Ontario

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How to get the cheapest flight ticket from Pasco to Ontario

What is the cheapest month to fly to Ontario?

How have Pasco to Ontario flight prices changed over time?

What is the cheapest airline that flies from Pasco Tri Cities to Ontario?

What airlines fly to Ontario?

Which airport is the most popular layover for flights between Pasco and Ontario?

Which layover airport offers the lowest fares from Pasco to Ontario?

Which layover airport has the shortest travel time from Pasco to Ontario?

Which layover airport has the shortest connection time from Pasco to Ontario?

When to book flights from Pasco to Ontario

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Why use momondo?

An easier way to manage your Ontario 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in Los Angeles. Availability may vary depending on flight origin and airline.

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