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Uncover the best deals on Ontario to Portland flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest ONT - PWM Flights
Useful information for finding best airline tickets from Ontario International to Portland International Jetport on your next trip.
Cheapest Round Trip Flight
$239
Southwest Airlines
• 2 stops
• 18h 25m
Nov 25 – Nov 26
The cheapest round trip flight from Ontario to Portland (ONT-PWM-ONT) is currently $239
Fastest Flight
13h 31m
The fastest nonstop flight from Ontario to Portland (ONT-PWM) takes 13h 31m
Top Airlines Flying from Ontario to Portland
Latest Flight Deals from Ontario (ONT) to Portland (PWM)
Compare and book low fare round-trip air tickets from Ontario to Portland. Ideal for travelers with confirmed return itineraries.
Nov 25 - Nov 26, Economy
Ontario → Portland
18h 25m
9:50 AM - 11:55 PM • 2 stops
Ontario → Portland
22h 10m
5:15 AM - 3:45 PM • 2 stops
Southwest Airlines
Nov 25 - Nov 26, Economy
Ontario → Portland
25h 25m
5:30 AM - 11:55 PM • 2 stops
Ontario → Portland
18h 35m
5:15 AM - 1:30 PM • 2 stops
Southwest Airlines
Nov 25 - Nov 26, Economy
Ontario → Portland
23h 55m
6:20 AM - 11:55 PM • 2 stops
Ontario → Portland
18h 35m
5:15 AM - 1:30 PM • 2 stops
Southwest Airlines
Nov 25 - Nov 26, Economy
Ontario → Portland
18h 25m
9:50 AM - 11:55 PM • 2 stops
Ontario → Portland
23h 55m
5:15 AM - 4:50 PM • 3 stops
Southwest Airlines
Nov 25 - Nov 26, Economy
Ontario → Portland
20h 5m
8:50 AM - 11:55 PM • 3 stops
Ontario → Portland
23h 35m
5:15 AM - 4:30 PM • 2 stops
Southwest Airlines
FAQs on Ontario to Portland Flights
What are the airports in Ontario?
ONT
What’s the most popular airline flying from ONT to PWM?
The most popular airline flying from Ontario to Portland are
Can I fly from ONT to PWM non-stop?
NO
Which airlines fly nonstop between Ontario and Portland?
The non-stop flights between Ontario and Portland are .
What’s the earliest departure time from ONT to PWM Airport?
The earliest flight leaves ONT at 5:30 am and lands in PWM - Portland International Jetport
What are the airports in Portland?
PWM
Can I make changes to my Ontario to Portland flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ONT to PWM?
Read the fare rules of the Ontario to Portland air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Ontario and Portland?
operate flights between Ontario and Portland
How long does a flight from Ontario to Portland take?
It takes approximately 6 hour to fly non-stop from ONT to PWM, which is 2597.99 miles by air.
Which airlines provide the cheapest flights from Ontario (ONT) to Portland (PWM) ?
In the past couple of days, the cheapest tickets to PWM from ONT were found on DL : USD 357
Do I need a passport to fly between ONT and PWM?
No
What’s the latest departure time from ONT to PWM ?
The last flight leaves ONT at 12:22 pm
Essential Information for Booking Flights from Ontario (ONT) - AI Insights
What's the cheapest airline from ont to pwm?
You can find affordable flights from Ontario International Airport (ONT) to Portland International Jetport (PWM) on Southwest Airlines. For a one-way trip, consider booking at least 17 days in advance to secure low fares. Budget-friendly options are available during the off-season, such as July and November.
What's the popular airline to fly from ont to pwm?
You can fly from Ontario International Airport (ONT) to Portland International Jetport (PWM) on Southwest Airlines. This is a one-way trip with no stops, making it a convenient option for your travel plans. Booking in advance will help you secure the best airfare. You can find affordable flights by searching for cheap airline tickets on fareleaders.com.
What's the cheapest day of the week to fly from ont to pwm?
The cheapest day to fly from Ontario International (ONT) to Portland International Jetport (PWM) is Saturday. Flying on Saturdays can result in lower fares compared to other days of the week, making it a budget-friendly option for your one-way trip.
What's the cheapest month to fly from ont to pwm?
The cheapest month to fly from Ontario International Airport (ONT) to Portland International Jetport (PWM) is November. Flying during this time can result in budget-friendly flights, making it a great option for travelers looking for affordable airfares.
Which airline/airlines fly from ont to pwm?
The airlines that fly from Ontario International Airport (ONT) to Portland International Jetport (PWM) include Delta Airlines, American Airlines, Southwest Airlines, Alaska Airlines, Volaris Airline, JetBlue Airways, and United Airlines.
What is the cheapest airline to fly from Ontario International Airport (ONT) to Portland International Jetport (PWM)?
Southwest Airlines (WN)
How far in advance can I book an airfare for my one-way trip?
Advance booking days: 17 days before departure
Can I find affordable flights on airlines like Southwest Airlines (WN)?
Yes, Southwest Airlines (WN) offers competitive prices
Are there any cheap airfares available for a weekend getaway via web booking?
Yes, check fareleaders.com for deals on weekend getaways
What is the best way to compare airfares and airflights on fareleaders.com?
Use our flight comparison tool to find the best deals
Ontario (ONT) to Portland (PWM): Airport Information
| Origin Airport | Ontario International , Ontario, US |
| Destination Airport | Portland International Jetport , Portland, US |
| Distance | 2598 miles |
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