Cheap flights from Portland to Ontario

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Travelers usually depart from Portland International Jetport, Portland, ME - Greyhound Station, or Portland, ME Train Station when they travel from Portland to Ontario. Book your trip to arrive at Ontario International, Montclair (Ontario), Ontario Bus Stop, or Ontario, CA station. The most popular airlines for this route are WN, American Airlines, United Airlines, Frontier Airlines, and Delta Air Lines. Portland and Ontario have 336 direct flights per week.

Weekly flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Number of flights71823669-3048

Check-in for a flight from Portland to Ontario

NameCarrier codeIATA CodePassport needed during bookingAirport check-in closesOnline check-in available
WNSWAWNNoUnknownNo
American AirlinesAALAAYesUnknownNo
United AirlinesUALUAYesUnknownNo
Frontier AirlinesFFTF9NoUnknownNo
Delta Air LinesDALDLYesUnknownNo

Frequently asked questions

What are the most popular routes to and from Portland?

Travelers frequently search for route combinations, such as Portland and London, Orlando, New York, Reykjavik, Fort Myers, Boise, Ahmedabad, Cancún, Charleston, Houston, Pittsburgh, Raleigh, Boston, Las Vegas, Denver, Chicago, Miami, Los Angeles, Atlanta, Mexico City.

What are the most popular routes to and from Ontario?

Travelers frequently search for route combinations, such as Ontario and London, New York, Bangkok, San Francisco, Denver, Sacramento, Taipei, Manila, Toronto, Calgary, Seattle, Las Vegas, San Jose, Orlando, Houston, Macau, Los Angeles, Washington, D.C., Manchester, Detroit.

What airports are near Portland?

The main airport in Portland is Portland International Jetport. It is also served by Logan International, T. F. Green, Portland International Jetport, Hancock County-Bar Harbor, Bangor International, Lebanon Municipal, Augusta State, Barnstable Municipal, Portsmouth International Airport at Pease, Knox County Regional.

What airports are near Ontario?

The main airport in Ontario is Ontario International. It is also served by San Diego International, Tijuana International, Ontario International, John Wayne, Hollywood Burbank, Palm Springs International, Long Beach, Santa Barbara Municipal, Imperial County, Meadows Field.

What buses and trains depart from Portland?

A number of bus and train companies depart from Portland, including Amtrak train.

Is it possible to combine flights, buses, and trains in one itinerary when traveling between Portland and Ontario?

What is Virtual Interlining and how do I use it?

Which airlines fly between Portland and Ontario?

When's the best time to travel between Portland and Ontario?

What flights operate between Portland and Ontario?

How many airports are there near Portland?

How many airports are there near Ontario?

Is it possible to reach Portland by bus or train?

What time do nonstop (direct) flights between Portland and Ontario depart?

What time do nonstop (direct) flights between Portland and Ontario arrive?

What time do flights between Portland and Ontario depart?

What time do flights between Portland and Ontario arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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