PDX to ONT

Portland to Ontario flight ticket price

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.

PDX
Portland (PDX), United StatesPortland International
ONT
Ontario (ONT), United StatesOntario International
Search

Live flights for Sat, 06 Jun 2026

Review fares, stops, timings and baggage. Use Search or View all flights for the complete search result.

Showing flight options for the selected travel date.
Currency: USD
Sat, 06 JunPDX to ONT$311 Sun, 07 JunPDX to ONT Mon, 08 JunPDX to ONT Tue, 09 JunPDX to ONT Wed, 10 JunPDX to ONT Thu, 11 JunPDX to ONT Fri, 12 JunPDX to ONT
Sort By:DepartureDurationArrivalPrice
United Airlines
United Airlines
UA-459
05:00
2026-06-06
Portland (PDX)United StatesPortland International
7H :38 M
1 Stop
DEN · 2h 49mDenver (DEN), United States
12:38
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
American Airlines
American Airlines
AA-2658
05:06
2026-06-06
Portland (PDX)United StatesPortland International
6H :58 M
1 Stop
PHX · 3h 00mPhoenix (PHX), United States
12:04
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1896
05:15
2026-06-06
Portland (PDX)United StatesPortland International
6H :57 M
1 Stop
SFO · 3h 39mSan Francisco (SFO), United States
12:12
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-4008
05:30
2026-06-06
Portland (PDX)United StatesPortland International
5H :40 M
1 Stop
SEA · 1h 52mSeattle (SEA), United States
11:10
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 6 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-4008
05:30
2026-06-06
Portland (PDX)United StatesPortland International
7H :03 M
1 Stop
SEA · 3h 12mSeattle (SEA), United States
12:33
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 6 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-1270
05:45
2026-06-06
Portland (PDX)United StatesPortland International
6H :34 M
1 Stop
SLC · 2h 50mSalt Lake City (SLC), United States
12:19
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-2818
07:00
2026-06-06
Portland (PDX)United StatesPortland International
5H :12 M
1 Stop
SFO · 1h 44mSan Francisco (SFO), United States
12:12
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3965
07:05
2026-06-06
Portland (PDX)United StatesPortland International
5H :28 M
1 Stop
SEA · 1h 27mSeattle (SEA), United States
12:33
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3953
09:20
2026-06-06
Portland (PDX)United StatesPortland International
7H :45 M
1 Stop
SEA · 3h 54mSeattle (SEA), United States
17:05
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-1203
09:50
2026-06-06
Portland (PDX)United StatesPortland International
6H :27 M
1 Stop
SLC · 2h 39mSalt Lake City (SLC), United States
16:17
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1430
11:16
2026-06-06
Portland (PDX)United StatesPortland International
6H :40 M
1 Stop
SFO · 3h 10mSan Francisco (SFO), United States
17:56
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 5 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3802
12:20
2026-06-06
Portland (PDX)United StatesPortland International
4H :45 M
1 Stop
SEA · 1h 07mSeattle (SEA), United States
17:05
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1411
12:50
2026-06-06
Portland (PDX)United StatesPortland International
7H :56 M
1 Stop
DEN · 2h 56mDenver (DEN), United States
20:46
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
American Airlines
American Airlines
AA-2986
15:30
2026-06-06
Portland (PDX)United StatesPortland International
6H :32 M
1 Stop
PHX · 2h 39mPhoenix (PHX), United States
22:02
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-4062
15:30
2026-06-06
Portland (PDX)United StatesPortland International
7H :02 M
1 Stop
SEA · 3h 15mSeattle (SEA), United States
22:32
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-1244
17:01
2026-06-06
Portland (PDX)United StatesPortland International
5H :44 M
1 Stop
SLC · 1h 55mSalt Lake City (SLC), United States
22:45
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3918
17:51
2026-06-06
Portland (PDX)United StatesPortland International
4H :41 M
1 Stop
SEA · 0h 47mSeattle (SEA), United States
22:32
2026-06-06
Ontario (ONT)United StatesOntario International
$311
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1596
08:35
2026-06-06
Portland (PDX)United StatesPortland International
12H :11 M
1 Stop
DEN · 1h 12mDenver (DEN), United States
20:46
2026-06-06
Ontario (ONT)United StatesOntario International
$316
total fare
Non Refundable 5 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-1333
08:00
2026-06-06
Portland (PDX)United StatesPortland International
2H :21 M
Non Stop
10:21
2026-06-06
Ontario (ONT)United StatesOntario International
$398
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-2093
12:38
2026-06-06
Portland (PDX)United StatesPortland International
2H :17 M
Non Stop
14:55
2026-06-06
Ontario (ONT)United StatesOntario International
$398
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-2305
21:31
2026-06-06
Portland (PDX)United StatesPortland International
2H :25 M
Non Stop
23:56
2026-06-06
Ontario (ONT)United StatesOntario International
$398
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-499
05:00
2026-06-06
Portland (PDX)United StatesPortland International
6H :10 M
1 Stop
SEA · 2h 28mSeattle (SEA), United States
11:10
2026-06-06
Ontario (ONT)United StatesOntario International
$435
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included

Recommended hotels in Ontario

Stay options near the arrival city for the same travel date.

Search hotels
Holiday Inn Ontario
3.0Very GoodLive availability

Holiday Inn Ontario

- 1249 Tapadera Ave 97914 Ontario OR US,

Free WiFiACBreakfast
Room availability is checked live
$184per night+ taxes if applicable

1 Night • 3 Star

Super 8 By Wyndham Ontario
2.0Very GoodLive availability

Super 8 By Wyndham Ontario

- 615 E Idaho Ave, Ontario, OR 97914 ,

Free WiFiACBreakfast
Room availability is checked live
$113per night+ taxes if applicable

1 Night • 2 Star

Motel6 Ontario, OR
2.0Very GoodLive availability

Motel6 Ontario, OR

- 275 Northeast 12th Street 97914 Ontario (OR) Oregon USA,

Free WiFiACBreakfast
Room availability is checked live
$116per night+ taxes if applicable

1 Night • 2 Star

Best Western Inn & Suites
2.0Very GoodLive availability

Best Western Inn & Suites

- 251 Goodfellow St, Ontario, OR 97914 ,

Free WiFiACBreakfast
Room availability is checked live
$216per night+ taxes if applicable

1 Night • 2 Star

Alaska Airlines
Alaska Airlines
AS-2353
06:00
2026-06-06
Portland (PDX)United StatesPortland International
5H :10 M
1 Stop
SEA · 1h 37mSeattle (SEA), United States
11:10
2026-06-06
Ontario (ONT)United StatesOntario International
$435
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-2081
08:44
2026-06-06
Portland (PDX)United StatesPortland International
6H :25 M
1 Stop
SEA · 2h 50mSeattle (SEA), United States
15:09
2026-06-06
Ontario (ONT)United StatesOntario International
$435
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-2405
09:44
2026-06-06
Portland (PDX)United StatesPortland International
5H :25 M
1 Stop
SEA · 1h 48mSeattle (SEA), United States
15:09
2026-06-06
Ontario (ONT)United StatesOntario International
$435
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-2089
10:31
2026-06-06
Portland (PDX)United StatesPortland International
6H :46 M
1 Stop
BOI · 3h 23mBoise (BOI), United States
17:17
2026-06-06
Ontario (ONT)United StatesOntario International
$435
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
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Fare highlights

Selected flight highlights for 06 Jun 2026.

Open full search
Lowest fare $311 United Airlines 05:00
Earliest departure $311 United Airlines 05:00
Shortest duration $398 Alaska Airlines 12:38
Night 00:00-05:59 $311 United Airlines at 05:00
Morning 06:00-11:59 $311 United Airlines at 07:00
Afternoon 12:00-17:59 $311 Delta Air Lines at 12:20
Evening 18:00-23:59 $398 Alaska Airlines at 21:31

Portland to Ontario route details

Portland (PDX)

Portland International

United States

GMT -8

Latitude: 45.58869934

Longitude: -122.5979996

Ontario (ONT)

Ontario International

United States

GMT -8

Latitude: 34.055999755859375

Longitude: -117.60099792480469

Distance: Portland (PDX), United States to Ontario (ONT), United States - 1,350.80 km
Flights shown for 06 Jun 2026. View all flights opens the complete search result.

Portland to Ontario - what to expect when booking

The PDX to ONT 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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Use filters

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More flights from Portland (PDX)23 routes
Portland → Albuquerque
PDX → ABQ
Portland → Amsterdam
PDX → AMS
Portland → Anchorage
PDX → ANC
Portland → Atlanta
PDX → ATL
Portland → Bellingham
PDX → BLI
Portland → Billings
PDX → BIL
Portland → Boise
PDX → BOI
Portland → Boston
PDX → BOS
Portland → Burbank
PDX → BUR
Portland → Calgary
PDX → YYC
Portland → Charlotte
PDX → CLT
Portland → Chicago
PDX → MDW
Portland → Denver
PDX → DEN
Portland → Detroit Mi
PDX → DTW
Portland → Eugene
PDX → EUG
Portland → Dallas
PDX → DFW
Portland → Fresno
PDX → FAT
Portland → Honolulu
PDX → HNL
Portland → Houston
PDX → IAH
Portland → Kahului
PDX → OGG
Portland → Kansas City
PDX → MCI
Portland → Klamath Falls
PDX → LMT
Portland → Las Vegas
PDX → LAS
More flights from Ontario (ONT)15 routes
Ontario → Chicago
ONT → MDW
Ontario → Denver
ONT → DEN
Ontario → Dallas
ONT → DFW
Ontario → Guadalajara
ONT → GDL
Ontario → Houston
ONT → IAH
Ontario → Las Vegas
ONT → LAS
Ontario → Oakland
ONT → OAK
Ontario → Phoenix
ONT → PHX
Ontario → Portland
ONT → PDX
Ontario → Sacramento
ONT → SMF
Ontario → Salt Lake City
ONT → SLC
Ontario → San Francisco
ONT → SFO
Ontario → San Jose
ONT → SJC
Ontario → San Juan
ONT → SJU
Ontario → Seattle
ONT → SEA
Frequently asked questions - Portland to Ontario flights
Generally yes. When your travel date is fixed, comparing live fares early gives you better visibility of timings, baggage and fare rules before prices change.
The approximate route distance between Portland (PDX) and Ontario (ONT) is 1,350.80 km. Actual flying distance can vary by airline routing.
Availability changes by airline schedule and date. Use the Stops filter to quickly check non-stop, one-stop and connecting options on this landing page.
Airline inventory can change within minutes. Book Now sends the selected result to the review flow where the fare is checked again before final booking.
Yes. The date strip and search box open the full search for the selected date, while this page keeps the route details easy to compare.