NT$1,481 Cheap flights from Ontario, CA

View NT$1,481 flight on Mon, 2025/11/3Opens in a new window

Popular airlines from Ontario

  • American Airlines

    American Airlines

  • United

    United

  • Delta

    Delta

  • Southwest Airlines

    Southwest Airlines

  • Alaska Airlines

    Alaska Airlines

  • Frontier Airlines

    Frontier Airlines

  • Volaris

    Volaris

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Cheapest flights from Ontario

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Oct 22 - Fri, Oct 24
ONT
Ontario
SFO
San Francisco
NT$4,178 Roundtrip, found 3 days ago
NT$4,178
Roundtrip
found 3 days ago
Select United flight, departing Wed, Oct 22 from Ontario to San Francisco, returning Fri, Oct 24, priced at NT$4,178 found 3 days ago
Delta
Wed, Nov 12 - Wed, Nov 19
ONT
Ontario
SEA
Seattle
NT$4,239 Roundtrip, found 3 days ago
NT$4,239
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Nov 12 from Ontario to Seattle, returning Wed, Nov 19, priced at NT$4,239 found 3 days ago
Delta
Wed, Nov 12 - Wed, Nov 19
ONT
Ontario
SEA
Seattle
NT$4,536 Roundtrip, found 3 days ago
NT$4,536
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Nov 12 from Ontario to Seattle, returning Wed, Nov 19, priced at NT$4,536 found 3 days ago
Delta
Sat, Nov 1 - Mon, Nov 3
SNA
Orange County
LAS
Las Vegas
NT$4,784 Roundtrip, found 1 day ago
NT$4,784
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Nov 1 from Orange County to Las Vegas, returning Mon, Nov 3, priced at NT$4,784 found 1 day ago
United
Fri, Oct 17 - Fri, Oct 24
ONT
Ontario
SFO
San Francisco
NT$4,788 Roundtrip, found 3 days ago
NT$4,788
Roundtrip
found 3 days ago
Select United flight, departing Fri, Oct 17 from Ontario to San Francisco, returning Fri, Oct 24, priced at NT$4,788 found 3 days ago
United
Fri, Oct 17 - Fri, Oct 31
ONT
Ontario
SFO
San Francisco
NT$4,790 Roundtrip, found 5 days ago
NT$4,790
Roundtrip
found 5 days ago
Select United flight, departing Fri, Oct 17 from Ontario to San Francisco, returning Fri, Oct 31, priced at NT$4,790 found 5 days ago
Delta
Wed, Dec 3 - Wed, Dec 10
ONT
Ontario
SEA
Seattle
NT$4,833 Roundtrip, found 3 days ago
NT$4,833
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Dec 3 from Ontario to Seattle, returning Wed, Dec 10, priced at NT$4,833 found 3 days ago
Delta
Sat, Nov 1 - Mon, Nov 3
SNA
Orange County
LAS
Las Vegas
NT$5,394 Roundtrip, found 1 day ago
NT$5,394
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Nov 1 from Orange County to Las Vegas, returning Mon, Nov 3, priced at NT$5,394 found 1 day ago
Delta
Wed, Nov 5 - Wed, Nov 12
SNA
Orange County
SEA
Seattle
NT$6,009 Roundtrip, found 6 days ago
NT$6,009
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Nov 5 from Orange County to Seattle, returning Wed, Nov 12, priced at NT$6,009 found 6 days ago
American Airlines
Sun, Feb 15 - Wed, Feb 25
SNA
Orange County
PHX
Phoenix
NT$6,063 Roundtrip, found 1 day ago
NT$6,063
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Feb 15 from Orange County to Phoenix, returning Wed, Feb 25, priced at NT$6,063 found 1 day ago

Flights from Ontario: Essential Travel Information

Cheapest flight from Ontario
NT$4,178 (roundtrip)
Best airlines to fly from Ontario
Delta, United, American Airlines
Cheapest month to fly from Ontario
October
Ontario IATA code
QLA
Ontario Country/State
Los Angeles
Airline ticket deals from Ontario
NT$4,178 - NT$6,063

 

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