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Portland to Ontario Flights

Flight only Hotel only Flight + Hotel

Flight type

Round-trip One-way
Age of children at time of trip

We will search for applicable airfare discounts. Must have 1 adult for each infant in lap

Selected fares from Portland to Ontario

Departure Arrival Travel dates Round-trip
PDX ONT Sat, Sep 13 - Sun, Sep 21 $253
PDX ONT Wed, Sep 10 - Sun, Sep 14 $266
PDX ONT Sun, Oct 5 - Mon, Oct 6 $272
PDX ONT Sun, Oct 5 - Mon, Oct 6 $281
PDX ONT Sat, Oct 4 - Sat, Oct 11 $282

Portland and Ontario airports and terminals

Airports in Portland OR, US
map of airports in Portland
  • 1

    Portland International Airport (PDX)

    Distance from City Center: 6.5 miles

    Carriers for flights from PDX to ONT

    Carriers
    Alaska Airlines, American Airlines, Delta Air Lines
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Airports in Ontario CA, US
map of airports in Ontario
  • 1

    Ontario International Airport (ONT)

    Distance from City Center: 0.9 miles

    Terminals and carriers for flights from PDX to ONT

    Terminal Carriers
    Terminal 2 Alaska Airlines, American Airlines, Delta Air Lines
  • 2

    Long Beach Municipal (LGB)

    Distance from City Center: 34.9 miles

  • 3

    Bob Hope (BUR)

    Distance from City Center: 43.6 miles

  • 4

    John Wayne Airport (SNA)

    Distance from City Center: 30.6 miles

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Cheap flights from Portland to Ontario

Sun Mon Tue Wed Thu Fri Sat
1 2 3 4 5 6
7
$253
8 9
$253
10
$253
11 12 13
$253
14 15 16 17 18 19 20
21 22 23 24 25 26 27
28 29 30

Highlighted price = Cheapest round-trip flights

Prices are round trip per person (conditions apply)

Featured Ontario Airport Hotels

Hotel only $72

Radisson Hotel Ontario Airport

3 stars
3.9 / 5 60 reviews

2200 EAST HOLT BOULEVARD Map

Save 30% on your stay

The Radisson Ontario Airport, just 1.6 miles from the Ontario International Airport, offers complimentary airport shuttle service to get your business trip or vacation off to the perfect start.... More

Hotel only $83

Holiday Inn ONTARIO AIRPORT

3 stars
4.3 / 5 98 reviews

2155 E. CONVENTION CENTER WAY Map

...Ontario International Airport (0.8 mi/2 km) Ontario Convention Center (0.2 mi/0.4 km).... Executive suites available Centrally located Ontario hotel close to the airport and shopping... More

Hotel only $79

Fairfield Inn by Marriott Ontario

3 stars
3.9 / 5 74 reviews

3201 East Centrelake Drive Map

Cozy, economical hotel close to Ontario airport and major attractions Fairfield Inn by Marriott Ontario offers a comfortable, tranquil guest experience, just minutes away from Ontario... More

Hotel only $99

Residence Inn by Marriott Ontario Airport

3 stars
4.0 / 5 33 reviews

2025 Convention Center Way Map

...The Residence Inn by Marriott Ontario Airport hotel offers 200 apartment-style suites with fully equipped kitchens.... The Residence Inn Ontario Airport hotel is less than a mile from the... More

Hotel only $100

Ayres Hotel & Suites Ontario Airport

3 stars
4.1 / 5 29 reviews

1945 Holt Blvd. Map

Sunkissed Summer Sale - 10% Off

...Located 1/2 mile NW of The Ontario International Airport.... More

Red Lion Hotel Ontario Airport

3 stars
4.2 / 5 79 reviews

204 North Vineyard Map

Summer Sale - Save 25% on your stay

The Red Lion Hotel Ontario Airport is 1.5 miles from the Ontario Airport, with free shuttle service provided from 5am to 11pm.... More

September

Cheapest weekend flights in September from Portland to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Fri, Sep 5 Portland (PDX) Ontario (ONT) Alaska Airlines $272
Earn $2.72
Return Sun, Sep 7 Ontario (ONT) Portland (PDX) Alaska Airlines

Lowest roundtrip airfare in September from Portland to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Sat, Sep 13 Portland (PDX) Ontario (ONT) Alaska Airlines $253
Earn $2.53
Return Sun, Sep 21 Ontario (ONT) Portland (PDX) Alaska Airlines

Best one-week trip in September from Portland to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Sun, Sep 7 Portland (PDX) Ontario (ONT) Alaska Airlines $272
Earn $2.72
Return Sun, Sep 14 Ontario (ONT) Portland (PDX) Alaska Airlines
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October

Cheapest weekend flights in October from Portland to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Sat, Oct 18 Portland (PDX) Ontario (ONT) Alaska Airlines $272
Earn $2.72
Return Mon, Oct 20 Ontario (ONT) Portland (PDX) Alaska Airlines

Lowest roundtrip airfare in October from Portland to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Sat, Oct 18 Portland (PDX) Ontario (ONT) Alaska Airlines $272
Earn $2.72
Return Mon, Oct 20 Ontario (ONT) Portland (PDX) Alaska Airlines

Best one-week trip in October from Portland to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Sat, Oct 4 Portland (PDX) Ontario (ONT) Alaska Airlines $279
Earn $2.79
Return Sat, Oct 11 Ontario (ONT) Portland (PDX) Alaska Airlines
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November

Cheapest weekend flights in November from Portland to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Thu, Nov 6 Portland (PDX) Ontario (ONT) Alaska Airlines $272
Earn $2.72
Return Mon, Nov 10 Ontario (ONT) Portland (PDX) Alaska Airlines

Lowest roundtrip airfare in November from Portland to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Thu, Nov 6 Portland (PDX) Ontario (ONT) Alaska Airlines $272
Earn $2.72
Return Mon, Nov 10 Ontario (ONT) Portland (PDX) Alaska Airlines
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Flights to Ontario

Portland International Airport

Flights from Portland depart from the Portland International Airport, located at 7000 NE Airport Way. The airport is approximately 22 miles south of downtown Portland and is serviced by 13 airlines, including Delta, Air Canada, Frontier and United. Orbitz.com makes it easy to book domestic and international flights from Portland. You don't have to scour the Internet to find cheap airline tickets. Orbitz.com searches all of the flights available to get you a ticket with a low fare.

Parking and Transportation

The Portland International Airport offers long-term parking for $19 per day. If you plan to leave your car at the airport for more than 90 days, you need to make prior arrangements with the airport's parking office. You can take a taxi from downtown Portland to the airport for approximately $32, so if you plan to leave your vehicle for more than two days, taking a taxi to the airport is a cheaper option. Streetcars also run from the downtown area to the airport, and streetcar tickets cost $2.40. If you need transportation when you arrive at your destination, Orbitz.com can reserve a rental car for you.

Dining at the Airport

If you want to grab a quick meal before your flight, the Portland International Airport has a variety of restaurant choices. You can stop in Starbucks or Coffee People for a quick snack. If you want a meal, you can eat at Wendy's, Sandoval's or Pizza Schmizza. Orbitz.com does more than book flights from Portland. The website has all of the tools you need to make sure your trip goes smoothly, giving you plenty of time to eat before your flight.

Flying Into Ontario International Airport

Flights into Ontario International Airport are for passengers destined for the Inland Empire region of California. Located 35 miles from downtown Los Angeles on East Airport Drive, the airport is actually a part of the LAX system. A medium-sized hub, the airport has the capabilities to service a full slate of commercial flights. Airlines found within the terminals include international carriers Aero Mexico as well as popular domestic carriers like United, Southwest, Delta and American Airlines. Seven airlines service LA/Ontario International, and they operate more than 114 flights each day.

Finding Transportation From the Airport

There are several ways to get to the many cities throughout the Inland Empire region. Hotels in and around Ontario offer hotel shuttles, free of charge, that run from the terminal to the hotel lobby. You can take a taxi to downtown Ontario for a little more than $10 or go all the way to downtown Los Angeles for around $100. Private shuttles are also available and will cost about the same fees. Private shuttles, however, must be reserved. Rental cars are also available. With Orbitz.com, you can buy tickets and reserve a rental car at the same time.

What to Expect From the Weather

The weather is always sunny. The temperatures rarely dip below 70 degrees Fahrenheit and are usually below 90 degrees Fahrenheit. Temperatures in July and August may exceed this range, but never stick around for long. Don't expect the threat of rain to ruin your plans or dictate the calendar when booking tickets on Orbitz.com.

Ontario's Offerings for Visitors

When in Ontario, check out the outdoors in Cucamonga-Guasti Regional Park. You can also take in a concert at the Ontario Convention center or have a cultural experience at the Museum of History and Art, Ontario. Don't just race through the city on your way to Los Angeles or the surrounding cities. Booking bargain flights to Ontario with Orbitz.com will save you some major cash, so spend it exploring what the city has to offer.

Interesting facts about flights from Portland to Ontario

    • 6 direct flights are operating from Portland to Ontario today.
    • Today's average time for a direct flight is 2h 17m.
    • American Airlines flight 7541 (1:25 AM GMT, Canadair Regional Jet 700) is today's earliest available flight from Portland to Ontario.
    • American Airlines flight 7565 (3:25 PM GMT, Canadair Regional Jet 700) is today's latest available flight from Portland to Ontario.
    • Today's shortest direct flight from Portland to Ontario (American Airlines flight 7565, Canadair Regional Jet 700) takes 2h 12m.
    • Today's longest direct flight from Portland to Ontario (American Airlines flight 7541, Canadair Regional Jet 700) takes 2h 20m.
    • Flights from Portland International Airport (PDX) to Bob Hope (BUR), John Wayne Airport (SNA), Long Beach Municipal (LGB), Ontario International Airport (ONT) are available for this route.

Aircraft options between Portland and Ontario

Equipment Carrier
Canadair Regional Jet 700 American Airlines, Alaska Airlines, Delta Air Lines
Canadair Regional Jet American Airlines, Alaska Airlines, Delta Air Lines