Cheap flights from Portland, OR to Ontario, CA
Flights starting at $33. Choose between Frontier Airlines, Alaska Airlines, or Spirit Airlines to find the best price.
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The distance between Portland and Ontario is 1352 km. The most popular airlines for this route are Frontier Airlines, Alaska Airlines, Spirit Airlines, United Airlines, and Ravn Alaska. Portland and Ontario have 144 direct flights per week.
Weekly direct flights
Discover the top airlines offering direct flights from Portland to Ontario in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Sun 17.03 - Sat 23.03
Airline | Sun 17.03 | Mon 18.03 | Tue 19.03 | Wed 20.03 | Thu 21.03 | Fri 22.03 | Sat 23.03 |
---|---|---|---|---|---|---|---|
2 | 3 | 3 | 3 | 3 | 3 | 3 | |
--- | --- | --- | --- | --- | --- | --- |
Weekly direct flights for Sun 24.03 - Sat 30.03
Airline | Sun 24.03 | Mon 25.03 | Tue 26.03 | Wed 27.03 | Thu 28.03 | Fri 29.03 | Sat 30.03 |
---|---|---|---|---|---|---|---|
3 | 3 | 3 | 2 | 3 | 3 | 3 | |
--- | --- | --- | --- | --- | --- | --- |
Weekly direct flights for Sun 31.03 - Sat 06.04
Airline | Sun 31.03 | Mon 01.04 | Tue 02.04 | Wed 03.04 | Thu 04.04 | Fri 05.04 | Sat 06.04 |
---|---|---|---|---|---|---|---|
3 | 3 | 3 | 3 | 5 | 3 | 3 | |
--- | --- | --- | --- | --- | --- | --- |
Weekly direct flights for Sun 07.04 - Sat 13.04
Airline | Sun 07.04 | Mon 08.04 | Tue 09.04 | Wed 10.04 | Thu 11.04 | Fri 12.04 | Sat 13.04 |
---|---|---|---|---|---|---|---|
3 | 3 | 3 | 3 | 3 | 3 | 3 | |
--- | --- | --- | 1 | 1 | 1 | 1 |
Check-in for a flight from Portland to Ontario
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
United Airlines | UAL | UA | Yes | No |
Ravn Alaska | 7H | Yes | Opens 24 days before flight Closes 2 hours before flight |
Weather in Ontario
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 18°C | 7°C |
February | 18°C | 7°C |
March | 20°C | 8°C |
April | 23°C | 10°C |
May | 25°C | 13°C |
June | 29°C | 16°C |
July | 33°C | 19°C |
August | 33°C | 20°C |
September | 32°C | 18°C |
October | 27°C | 15°C |
November | 22°C | 10°C |
December | 17°C | 7°C |
14 day forecast
Frequently asked questions
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Airports near Portland
- Seattle–Tacoma International
- Portland International
- Eugene
- Roberts Field
- Yakima Air Terminal
- Kenmore Air Harbor Seaplane Base