Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.
ONTPDXSat, 03 Oct
Fare checked before payment No hidden charges Transparent cancellation policy 24×7 booking support
Lowest fareUS$154Delta Air Lines
Fastest2h 20mgate to gate
Options found37flights on this route
Find your flightONT → PDX
Available Flights & Fares
Compare fares, timings and baggage. Pick the flight that suits your trip.
Prices in USD
37 flight options
Fares are checked again before payment.
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Fare RulesNon-refundable fare. Final rules are verified before booking.
Alaska Airlines
AS-607
06:02
2026-10-03
Ontario (ONT)Ontario International
7H :22 M
1 Stop
SEA
· 3h 24m Seattle (SEA), United States
13:24
2026-10-03
Portland (PDX)Portland International
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
$326
Flight DetailsONT to PDX - 7H :22 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Alaska Airlines
AS-1671
11:13
2026-10-03
Ontario (ONT)Ontario International
5H :37 M
1 Stop
SEA
· 1h 58m Seattle (SEA), United States
16:50
2026-10-03
Portland (PDX)Portland International
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
$326
Flight DetailsONT to PDX - 5H :37 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Alaska Airlines
AS-1679
14:13
2026-10-03
Ontario (ONT)Ontario International
4H :42 M
1 Stop
SEA
· 1h 02m Seattle (SEA), United States
18:55
2026-10-03
Portland (PDX)Portland International
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
$326
Flight DetailsONT to PDX - 4H :42 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
No flights match the selected filters. Clear filters or open full search.
Today's Airfare Highlights
Selected flight highlights for 03 Oct 2026.
Lowest fare$154Delta Air Lines06:00
Earliest departure$263United Airlines05:00
Shortest duration$289Alaska Airlines07:25
Night
00:00-05:59
$263United Airlines at 05:00Morning
06:00-11:59
$154Delta Air Lines at 06:00Afternoon
12:00-17:59
$154Delta Air Lines at 17:15Evening
18:00-23:59
$154Delta Air Lines at 18:00
Departure & Arrival Airport Details
Ontario (ONT)
Ontario International
United States
GMT -8
Latitude: 34.055999755859375
Longitude: -117.60099792480469
Portland (PDX)
Portland International
United States
GMT -8
Latitude: 45.58869934
Longitude: -122.5979996
Distance: Ontario (ONT), United States to Portland (PDX), United States - 1,350.80 km
Flights shown for 03 Oct 2026. View all flights opens the complete search result.
Fares and hotel rates usually run higher around these dates. Booking earlier — or shifting a day or two — often costs less.
Busiest periods: Summer travel (15 Jun – 31 Aug), Holiday season (18 Dec – 02 Jan).
12OctColumbus DayMonday · in 30 daysPeak
12OctColumbus DayMonday · in 30 daysPeak
12OctIndigenous Peoples' DayMonday · in 30 daysPeak
11NovVeterans DayWednesday · in 60 days
26NovThanksgiving DayThursday · in 75 days
25DecChristmas DayFriday · in 104 days
Fixed-date national holidays. Festivals that follow the lunar calendar shift each year and are not listed here — check the exact date for your travel year.
Compare your journey
How to travel Ontario to Portland
Every option we can actually book for you, compared on price and journey time.
Connecting flight₹14,722Longer — includes a stop35 options
Air distance is about 1,351 km. 4 airlines operate this route.
Road distance and coach duration are approximate estimates from the air distance, not a timetable.
Airlines flying from Ontario to Portland
Compare fares, stops, baggage and refundability across the airlines flying this route.
UN
United Airlines Flights
from $18415 flights
Fares from
$184
Non-stop
None in these results
Departures
15 — compare timings in the list above
DE
Delta Air Lines Flights
from $15411 flights
Fares from
$154
Non-stop
None in these results
Departures
11 — compare timings in the list above
AL
Alaska Airlines Flights
from $2899 flights
Fares from
$289
Non-stop
2 in these results
Departures
9 — compare timings in the list above
Route Overview & Flight Facts
Fastest flight duration
2h 20m · Alaska Airlines
First departure of the day
05:00 · United Airlines
Last departure of the day
18:00 · Delta Air Lines
Options in this snapshot
37
Direct / non-stop options
2
Airport codes
Ontario–ONT, Portland–PDX
Fares and timings are indicative — the exact price is confirmed with the airline when you search.
Flight Schedule, Timings & Airfare Insights
Daily Flight Schedule & Travel Duration
Around 37 flights appear in the dated route snapshot, including 2 non-stop options. Departures run through the day — the first flight leaves around 05:00 and the last around 18:00. The fastest flight takes about 2h 20m.
Morning vs Evening Departure Fares
Lowest fare by departure window: Morning from $154, Afternoon from $154, Evening from $154, Night from $263. These observations do not predict the cheapest departure window on other dates.
Cheapest Airfare & Best Time to Book
Search your travel dates to compare current fares — prices update continuously with airline inventory.
One-Way vs Round-Trip Fare Comparison
Compare the complete cost and conditions of both options for your dates. A round-trip can have different fare and change rules from two one-way tickets. One booking may contain multiple airline PNRs; confirm baggage transfer and connection protection for separate tickets.
Online Web Check-In & Boarding Pass
Check the operating airline’s opening time and check-in deadline for each sector. Seat charges and availability depend on your fare. Use the airline reference and the links on Web Check-in.
How to Book Cheap Flights on FlyX
1
Enter your travel details
Choose one-way or round-trip, pick your dates and travellers in the search form above.
2
Compare search results
Sort or filter the Ontario–Portland results by price, departure time, stops and airline.
3
Open the fare choices
Check baggage allowance and refundability for each fare type before continuing.
4
Review the final price
Review the refreshed supplier fare, coupon saving and selected payment-method fee before you pay.
5
Pay securely
UPI, cards, net banking and wallets supported; payment and ticket issuance have separate statuses. If issuance is pending, follow the booking status; the confirmed ticket is sent after issuance.
Why Book Your Flight with FlyX?
Compare the available Ontario to Portland options by total price, stops, baggage and fare conditions. Search your dates for current availability, then review traveller details and the final price before paying.
Payment confirmation and ticket issuance are separate steps. If your booking is awaiting a PNR or ticket, follow its status and contact FlyX support when you need help. Your issued ticket contains the airline reference and itinerary. Change and cancellation charges depend on the purchased fare and any separately disclosed service fee.
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Frequently Asked Questions
Is it worth booking Ontario to Portland flights in advance?
There is no guaranteed cheapest booking window. Compare your planned dates early, check nearby dates and consider baggage, connection time and change conditions as well as price. Across the dates currently loaded for Ontario to Portland, Saturday shows the lowest fare at $154. That is an observed snapshot for these dates, not a rule that holds every week.
How far is Ontario from Portland by air?
The direct air distance between Ontario (ONT) and Portland (PDX) is about 1,351 km. Actual flight time varies with the routing the airline files and with winds on the day.
Are there non-stop flights from ONT to PDX?
Yes. 2 non-stop flights are showing on Ontario to Portland for the dates currently loaded. Use the Stops filter to see only those.
Which airlines fly Ontario to Portland?
United Airlines, Delta Air Lines and Alaska Airlines are showing on this route for the dates currently loaded. Fares, baggage allowance and refund rules differ by airline and by fare type, so compare the fare conditions and not only the headline price.
How long is the flight from Ontario to Portland?
The quickest non-stop Ontario to Portland flight currently loaded takes about 2h 20m. Across the non-stop options showing, block time ranges from 2h 20m to 2h 21m. Journeys with a stop take longer, since the total includes the layover.
What is the cheapest Ontario to Portland flight fare?
The lowest fare showing on Ontario to Portland for the dates currently loaded is $154. Fares on the same dates run up to $616, depending on airline, timing and fare type. Airline pricing moves continuously, so treat this as a dated observation rather than a fixed price.
What time do Ontario to Portland flights depart?
For the dates currently loaded the first departure is around 05:00 and the last is around 18:00, local time at Ontario. Use the departure-time filter on the results above to narrow to a morning, afternoon or evening slot.
Why does the price change after clicking Book Now?
Airline seat inventory and fares change continuously. Selecting Book Now runs a live fare verification with the airline so the price you approve is the price you pay - if it has moved, you see the new figure before any payment.
Before you book this route
Check the airport codes ONT–PDX, local departure and arrival dates, and every connecting airport. Connections can have different document and baggage requirements from your final destination.
Where these fares come from
The fares, durations, stops and baggage shown here come from real airline search results for this route. They are examples for the dates on this page, not a full timetable and not a locked price — run a search to see what is available for your own dates.
Last checked .
Check official travel requirements
Confirm passport, visa and transit rules for your nationality and full itinerary with the relevant government and operating airline. IATA travel-document information explains why requirements vary.
Planning more than the flight? Our United States guide covers the visa process for Indian passport holders, best time to go, how long to plan for, and which places are worth the days you have. Long-haul city breaks and national parks.
The ONT to PDX cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.
Approx route distance: 1,350.80 km.
Before you book
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Lowest Ontario to Portland airfare today, in 30 days and in 90 days
Cheapest Fare
Fare
Date
Airline
Departure
Lowest Airfare Today
$154
03/10/2026
Delta Air Lines
06:00
Cheapest Airfare Within 30 Days
$151
12/10/2026
Delta Air Lines
06:00
Cheapest Airfare Within 90 Days
$146
11/12/2026
Delta Air Lines
06:00
Book Ontario to Portland Flight Tickets on FlyX
Planning to fly from Ontario to Portland? FlyX lets you compare flight rates, airline timings, layovers, and baggage allowances all in one simple list. From quick non-stop routes to flexible connecting options, finding and booking cheap air tickets has never been easier.
Ontario to Portland Flight Distance, Duration and Time
The aerial distance between Ontario and Portland is approximately 1,351 KM. The flight duration ranges from 2H :20 M up to 26H :43 M depending on whether you book a non-stop flight or a connecting schedule with layovers.
Ontario to Portland Flight Schedule and Timing
Around 37 flights operate on this route, providing plenty of choices for your travel window. The earliest morning flight departs from Ontario at 05:00, while the last night flight leaves at 18:00. Flights depart from Ontario International and land at Portland International.
Flight Route Details & Analysis
Flight Details
Information
Route
Ontario to Portland
Aerial Distance
1,351 KM
Flight Duration
2H :20 M - 26H :43 M
Airport Codes
Ontario - ONT, Portland - PDX
Total Flights Available
37 flights (2 direct)
First Flight Departure
Departs at 05:00
Last Flight Departure
Departs at 18:00
Early Morning Flights (12 AM - 8 AM)
12 direct/indirect flights
Morning Flights (8 AM - 12 PM)
10 direct/indirect flights
Afternoon Flights (12 PM - 4 PM)
8 direct/indirect flights
Evening Flights (4 PM - 8 PM)
7 direct/indirect flights
Night Flights (8 PM - 12 AM)
0 direct/indirect flights
Airport Information & Terminals
ONT: Ontario airport. Ontario airport transfer should be matched to the exact hotel, suburb or meeting area. Rail can work well for light luggage, but late arrivals, winter weather and family baggage often make a direct cab or booked transfer easier.
PDX: Portland International airport. Portland International airport transfer should be matched to the exact hotel, suburb or meeting area. Rail can work well for light luggage, but late arrivals, winter weather and family baggage often make a direct cab or booked transfer easier.
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Ontario International
