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Flights from Philadelphia Intl. Airport (PHL) to Ontario Intl. Airport (ONT)
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Popular airlines from Philadelphia Intl. Airport (PHL) to Ontario Intl. Airport (ONT)

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American Airlines
Southwest Airlines
Frontier Airlines
Delta
United
JetBlue Airways

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Cheap Flights from Philadelphia to Ontario (PHL-ONT)

Prices were available within the past 7 days and start at NT$6,271 for one-way flights, for the period specified. Prices and availability are subject to change.

One way

Tue, Nov 3

PHL

Philadelphia

ONT

Ontario

NT$6,271

One way

Found 12 hours ago

Select Delta flight, departing Tue, Nov 3 from Philadelphia to Ontario, priced at NT$6,271 Found 12 hours ago

Mon, Nov 2

PHL

Philadelphia

ONT

Ontario

NT$7,644

One way

Found 12 hours ago

Select Delta flight, departing Mon, Nov 2 from Philadelphia to Ontario, priced at NT$7,644 Found 12 hours ago

Tue, Nov 3

PHL

Philadelphia

ONT

Ontario

NT$8,346

One way

Found 12 hours ago

Select American Airlines flight, departing Tue, Nov 3 from Philadelphia to Ontario, priced at NT$8,346 Found 12 hours ago

Tue, Nov 3

PHL

Philadelphia

ONT

Ontario

NT$8,730

One way

Found 12 hours ago

Select Delta flight, departing Tue, Nov 3 from Philadelphia to Ontario, priced at NT$8,730 Found 12 hours ago

Mon, Nov 2

PHL

Philadelphia

ONT

Ontario

NT$10,360

One way

Found 12 hours ago

Select American Airlines flight, departing Mon, Nov 2 from Philadelphia to Ontario, priced at NT$10,360 Found 12 hours ago

Mon, Nov 2

PHL

Philadelphia

ONT

Ontario

NT$12,084

One way

Found 12 hours ago

Select American Airlines flight, departing Mon, Nov 2 from Philadelphia to Ontario, priced at NT$12,084 Found 12 hours ago

Sun, Nov 1

PHL

Philadelphia

ONT

Ontario

NT$12,436

One way

Found 12 hours ago

Select Delta flight, departing Sun, Nov 1 from Philadelphia to Ontario, priced at NT$12,436 Found 12 hours ago

Tue, Nov 3

PHL

Philadelphia

ONT

Ontario

NT$13,490

One way

Found 12 hours ago

Select American Airlines flight, departing Tue, Nov 3 from Philadelphia to Ontario, priced at NT$13,490 Found 12 hours ago

Mon, Nov 2

PHL

Philadelphia

ONT

Ontario

NT$13,970

One way

Found 12 hours ago

Select American Airlines flight, departing Mon, Nov 2 from Philadelphia to Ontario, priced at NT$13,970 Found 12 hours ago

Mon, Nov 2

PHL

Philadelphia

ONT

Ontario

NT$14,672

One way

Found 12 hours ago

Select American Airlines flight, departing Mon, Nov 2 from Philadelphia to Ontario, priced at NT$14,672 Found 12 hours ago

Sun, Nov 1

PHL

Philadelphia

ONT

Ontario

NT$14,991

One way

Found 12 hours ago

Select Delta flight, departing Sun, Nov 1 from Philadelphia to Ontario, priced at NT$14,991 Found 12 hours ago

Sun, Nov 1

PHL

Philadelphia

ONT

Ontario

NT$16,046

One way

Found 12 hours ago

Select American Airlines flight, departing Sun, Nov 1 from Philadelphia to Ontario, priced at NT$16,046 Found 12 hours ago

Sun, Nov 1

PHL

Philadelphia

ONT

Ontario

NT$17,419

One way

Found 12 hours ago

Select American Airlines flight, departing Sun, Nov 1 from Philadelphia to Ontario, priced at NT$17,419 Found 12 hours ago

Mon, Nov 2

PHL

Philadelphia

ONT

Ontario

NT$20,103

One way

Found 12 hours ago

Select Delta flight, departing Mon, Nov 2 from Philadelphia to Ontario, priced at NT$20,103 Found 12 hours ago

Travel information

Origin airport	Philadelphia Intl. Airport
Destination airport	Ontario Intl. Airport
Distance	3,781 km away
Airlines serving	Alaska Airlines, American Airlines, Southwest Airlines, Frontier Airlines, Delta, United, JetBlue Airways
Popular airline	Alaska Airlines
Roundtrip price	NT$6,271
Average flight time	9 hours 18 mins

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NT$6,271 Cheap Flights from Philadelphia (PHL) to Ontario Intl. Airport (ONT)

Popular airlines from Philadelphia Intl. Airport (PHL) to Ontario Intl. Airport (ONT)

Be in the know

Book smarter

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Cheap Flights from Philadelphia to Ontario (PHL-ONT)

Travel information

Explore a world of travel with Expedia