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Cheap Flights from Eugene to Ontario International

Compare Eugene to Ontario International flight deals

Find the cheapest month or even day of the year to fly to Ontario International

Book the best Ontario International fare with no extra fees

Flight deals from Eugene to Ontario International

Looking for a cheap last-minute deal or the best return flight from Eugene Airport to Ontario International Airport? If you want to travel next month, return fares start from Rs72,747. Find the lowest prices on one-way and return tickets right here.
Ontario.Rs36,373 per passenger.Departing Tue, 3 Nov.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Eugene on Tue, 3 Nov, arriving in Ontario International.Price includes taxes and charges.From Rs36,373, select.
Ontario.Rs39,913 per passenger.Departing Sat, 26 Sep.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Eugene on Sat, 26 Sep, arriving in Ontario International.Price includes taxes and charges.From Rs39,913, select.
Ontario.Rs39,926 per passenger.Departing Tue, 25 Aug.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Eugene on Tue, 25 Aug, arriving in Ontario International.Price includes taxes and charges.From Rs39,926, select.
Ontario.Rs40,040 per passenger.Departing Tue, 28 Jul.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Eugene on Tue, 28 Jul, arriving in Ontario International.Price includes taxes and charges.From Rs40,040, select.
Ontario.Rs41,488 per passenger.Departing Sat, 10 Oct.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Eugene on Sat, 10 Oct, arriving in Ontario International.Price includes taxes and charges.From Rs41,488, select.
Ontario.Rs55,816 per passenger.Departing Wed, 6 Jan.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Eugene on Wed, 6 Jan, arriving in Ontario International.Price includes taxes and charges.From Rs55,816, select.
Ontario.Rs59,289 per passenger.Departing Mon, 7 Dec.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Eugene on Mon, 7 Dec, arriving in Ontario International.Price includes taxes and charges.From Rs59,289, select.

Find the cheapest month to fly from Eugene to Ontario International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Eugene to Ontario International flights are currently cheapest in November.
Jul
from Rs40,040
Aug
from Rs39,926
Sep
from Rs39,913
Oct
from Rs41,488
Nov
from Rs36,373
Dec
from Rs59,289
Jan
from Rs55,816
Feb
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Mar
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Apr
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May
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Jun
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Eugene to Ontario International: Alternative routes

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

Ontario International

4km from central Ontario
Closest
from Rs36,373
Search flights

San Bernardino Norton AFB

39km from central Ontario
from Rs109,314
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Santa Ana John Wayne

48km from central Ontario
Cheapest
from Rs15,572
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Long Beach Municipal

54km from central Ontario
from Rs27,243
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Hawthorne

65km from central Ontario
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Burbank

67km from central Ontario
from Rs31,564
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Los Angeles International

71km from central Ontario
from Rs27,243
Search flights

Eugene to Ontario: Flight information

The things to know before you go.
Cheapest flight foundRs36,373
Cheapest month to flyNovember

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

The best price we found for a return flight from Eugene to Ontario International is Rs72,747. 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.
Currently, there are no airlines that fly direct from Eugene to Ontario International. But we found flights with one or more stops from Rs72,747.
As of July 2026, there are no flights flying from Eugene to Ontario International.
The cheapest month to fly from Eugene to Ontario International is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Eugene Airport to Ontario International Airport on Wednesday, 12 August 2026.
No airlines currently offer direct flights between Eugene Airport and Ontario International Airport. Most routes have one or more stops.
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 Ontario International 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.

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

Currently, Southwest Airlines offers the cheapest flight tickets to Ontario International.

Travelling from Eugene Airport (EUG) to Ontario International Airport (ONT): what you need to know

  • Ontario's timezone is UTC-8, which is the same as Eugene.

  • Leave enough time to make your EUG to ONT flight. As a general rule, turn up at least two hours before international departures and an hour ahead for domestic flights.

  • Travelling during a peak month such as September? Public holidays and other popular periods can result in longer lines at airport checkpoints. Play it safe and get there up to four hours before international flights and two hours before a domestic departure.

  • If you'd like to include a stop along the way, just deselect 'Direct flights only' when searching for your ticket from Eugene Airport to Ontario International Airport. These are the most popular stopovers between EUG and ONT:

    • Seattle / Tacoma International Airport

    • Phoenix Sky Harbour Airport

    • Oakland Metropolitan Oak Airport

How to find the cheapest flights from Eugene Airport (EUG) to Ontario International Airport (ONT)

  • Rs36,373 is the lowest price for a one-way Eugene Airport to Ontario International Airport flight. Return flights start from Rs72,747. These prices may change depending on demand.

  • Don't wait until the last minute. You're more likely to find cheap tickets from EUG to ONT if you book ahead. Airlines often offer some amazing early bird rates.

  • If you can be flexible with your travel plans, use the 'Whole month' search function. It'll give you the cheapest price in each month when searching for a flight from Eugene Airport to Ontario International Airport.

  • Snapping up cheap flights from EUG to ONT couldn't be easier with Price Alerts. Simply create one of these automatic alerts and we'll let you know as soon as there's a better deal.

  • Tailor your flights with filters. Select your preferred arrival and departure times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best' flights from Eugene Airport to Ontario International Airport.

Handy information about Eugene Airport (EUG)

  • The address for EUG is 28801 Douglas Dr.

  • Eugene Airport has a strong on-time performance, so you're less likely to experience disruptions. Departures from EUG land at their destination as scheduled 83% of the time.

  • Central Eugene to Eugene Airport is around 11 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're ride-sharing, catching a taxi or driving.

  • Expect a trip time of about 35 minutes when using public transport.

  • Searching for a place to stay before your flight from Eugene Airport to Ontario International Airport? Consider Hampton Inn Eugene. Get a good night's sleep here before making your way to EUG.

Arriving at Ontario International Airport (ONT)

Getting from Ontario International Airport (ONT) to central Ontario

  • ONT is located at 2900 E. Airport Drive.

  • Ontario International Airport is approximately 10 kilometres from the centre of Ontario. The drive time takes about 15 minutes.

  • Travelling by public transport takes roughly 45 minutes.

When to fly to Ontario International Airport (ONT)

  • The quietest month for a flight from Eugene Airport to Ontario International Airport is March, while July is the busiest. Choose the ideal time to go to Ontario based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • When booking your flight from Eugene Airport to Ontario International Airport, think about the kind of weather you like. August is the warmest month in Ontario, with temperatures ranging from 16ºC to 36ºC.

  • If you want to travel in cooler conditions, search for a cheap ticket from EUG to ONT in February. Temperatures average between 4ºC and 24ºC then.

Explore more of the United States

  • Ontario has plenty going for it, but there are so many other parts of the United States just waiting to be discovered. Around 56 kilometres west of Ontario, a trip to Los Angeles will keep you busy. Start with leading sights like Hollywood Sign, Universal Studios Hollywood and Hollywood Bowl.

  • If you're ready to explore another great destination in the United States, consider San Diego, about 153 kilometres south of Ontario. San Diego Zoo, San Diego Balboa Park and USS Midway Museum are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.