Cheap Flights from Ontario International to Pasco

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Compare Ontario International to Pasco flight deals

Find the cheapest month or even day of the year to fly to Pasco

Book the best Pasco fare with no extra fees

Flight deals from Ontario International to Pasco

Looking for a cheap last-minute deal or the best return flight from Ontario International Airport to Pasco Airport? If you want to travel next month, return fares start from $537. Find the lowest prices on one-way and return tickets right here.

Pasco.$537 per passenger.Departing Wed, 19 Aug, returning Wed, 26 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from Ontario International on Wed, 19 Aug, arriving in Pasco.Inbound indirect flight with Delta, departs from Pasco on Wed, 26 Aug, arriving in Ontario International.Price includes taxes and charges.From $537, select.

Pasco.$539 per passenger.Departing Wed, 26 Aug, returning Wed, 2 Sep.Return flight with United.Outbound indirect flight with United, departs from Ontario International on Wed, 26 Aug, arriving in Pasco.Inbound indirect flight with United, departs from Pasco on Wed, 2 Sep, arriving in Ontario International.Price includes taxes and charges.From $539, select.

Pasco.$735 per passenger.Departing Sat, 25 Jul, returning Wed, 29 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from Ontario International on Sat, 25 Jul, arriving in Pasco.Inbound indirect flight with Delta, departs from Pasco on Wed, 29 Jul, arriving in Ontario International.Price includes taxes and charges.From $735, select.

Pasco.$912 per passenger.Departing Sun, 26 Jul, returning Tue, 4 Aug.Return flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from Ontario International on Sun, 26 Jul, arriving in Pasco.Inbound indirect flight with Alaska Airlines, departs from Pasco on Tue, 4 Aug, arriving in Ontario International.Price includes taxes and charges.From $912, select.

Find the cheapest month to fly from Ontario International to Pasco

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ontario International to Pasco flights are currently cheapest in August.

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Ontario International to Pasco: Alternative routes

Compare routes from Ontario International to Pasco below. You may find an airport to fly into that's cheaper, faster, or easier than Pasco.

Ontario to Pasco: Flight information

The things to know before you go.

Cheapest flight found	$537
Cheapest month to fly	August

Finding cheap flights from Ontario International to Pasco: Frequently asked questions

How much are return flights from Ontario International to Pasco?

The best price we found for a return flight from Ontario International to Pasco is $537. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Ontario International to Pasco?

Currently, there are no airlines that fly direct from Ontario International to Pasco. But we found flights with one or more stops from $537.

How many flights are there a week from Ontario International to Pasco?

As of July 2026, there are no flights flying from Ontario International to Pasco.

When is the cheapest time to fly from Ontario International to Pasco?

The cheapest month to fly from Ontario International to Pasco is usually August.

Which upcoming date is cheapest to fly from Ontario International Airport to Pasco Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Ontario International Airport to Pasco Airport on Wednesday, 19 August 2026.

Can I get a direct flight from Ontario International Airport to Pasco Airport?

No airlines currently offer direct flights between Ontario International Airport and Pasco Airport. Most routes have one or more stops.

How can I find the best flight deal to Pasco?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Pasco but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Pasco?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Pasco is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Ontario International Airport to Pasco with?

Currently, Delta offers the cheapest flight tickets to Pasco.

Travelling from Ontario International Airport (ONT) to Pasco Airport (PSC): what you need to know

Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Be at the airport with enough time to catch your ONT to PSC flight.
During popular months such as July, you'll want to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead for an international flight whenever you're travelling during a high season in general.
If you'd like to explore another city along the way, simply deselect 'Direct flights only' when searching for your ticket from Ontario International Airport to Pasco Airport. These are the most popular stopovers between ONT and PSC:
- Seattle / Tacoma International Airport
- San Francisco International Airport
- Salt Lake City Airport

How to find the cheapest flights from Ontario International Airport (ONT) to Pasco Airport (PSC)

At the moment, $269 is the lowest price we've seen for a one-way Ontario International Airport to Pasco Airport flight. The best price for a return ticket is $537. Bear in mind that fares may change due to availability when booking.
It's often best to book in advance if you want to get cheap tickets from ONT to PSC. That's because airlines adjust prices based on demand, which tends to rise closer to the date of departure.
Getting cheap flights from Ontario International Airport to Pasco Airport is easy if you're flexible with your travel dates. Use the 'Whole month' search function to see the lowest fares throughout the month and score a great deal.
Cut down on the time spent looking for cheap flights from ONT to PSC by creating a Price Alert. We'll send you an email or push notification on the app when a new discounted fare appears.
Choose your preferred departure and arrival times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Ontario International Airport to Pasco Airport.

Handy information about Ontario International Airport (ONT)

ONT is located at 2900 E. Airport Drive.
Ontario International Airport has a strong on-time record, making delays less likely. Departures from ONT arrive on schedule 83% of the time.
Ontario International Airport is about 10 kilometres from central Ontario. If you're ride-sharing, catching a taxi or driving from the centre, it'll take you 15 minutes or so to arrive, depending on the traffic.
Planning to catch public transport? Expect a journey time of around 45 minutes.
Booked an early flight from Ontario International Airport to Pasco Airport? Avoid the stress of rushing to the airport (and sneak in some extra precious sleep) by choosing one of these stays close to ONT:

Arriving at Pasco Airport (PSC)

The last thing you want is a lengthy journey to your hotel if you're getting in late on a Ontario International Airport to Pasco Airport flight. Stay at one of these accommodation options near PSC instead:
Pick up a Pasco Airport rental car and discover Pasco and beyond with your own wheels. Budget, Hertz and Avis are popular providers you can book with here.
Reserve your ride from Pasco Airport a few weeks in advance to get the lowest price possible. If you're going away during a busy period, you may want to book even earlier.

When to fly to Pasco Airport (PSC)

July is the most popular month for flights from Ontario International Airport to Pasco Airport. To skip the crowds, visit Pasco in March.
The warmest month in Pasco is July, with the temperature ranging between 16ºC and 37ºC. Book your flights from Ontario International Airport to Pasco Airport in this month if this is the type of weather you like.
December sees average temperatures of between -6ºC and 7ºC. Look for cheap tickets from ONT to PSC around that time if you like cooler conditions.

Explore more of the United States

Pasco is always a good idea, but there are so many other parts of the United States you'll want to see. About 290 kilometres north-west of Pasco, a trip to Seattle will keep you busy. Start with popular sights like Space Needle, Pike Place Market and Seattle Skyline.
Portland is another sought-after destination in the United States and is around 290 kilometres west of Pasco. No trip is complete without a visit to Portland Japanese Garden, Peninsula Park Rose Garden and Beyond Van Gogh Portland.