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Best Business Class fares on flights to Ontario (ONT)

Denver(DEN)to
toOntario(ONT)
01/10/20
-
01/24/20
Roundtrip
San Francisco(SFO)to
toOntario(ONT)
01/08/20
-
01/22/20
Roundtrip
Houston(IAH)to
toOntario(ONT)
01/18/20
-
02/01/20
Roundtrip
Newark(EWR)to
toOntario(ONT)
01/18/20
-
01/25/20
Roundtrip
Chicago(ORD)to
toOntario(ONT)
01/11/20
-
01/15/20
Roundtrip
Seattle(SEA)to
toOntario(ONT)
02/04/20
-
02/18/20
Roundtrip
Cleveland(CLE)to
toOntario(ONT)
01/05/20
-
01/09/20
Roundtrip
Colorado Springs(COS)to
toOntario(ONT)
12/20/19
-
01/11/20
Roundtrip
Honolulu(HNL)to
toOntario(ONT)
01/14/20
-
01/21/20
Roundtrip
Portland(PDX)to
toOntario(ONT)
01/08/20
-
01/22/20
Roundtrip
Washington(WAS)to
toOntario(ONT)
01/07/20
-
01/21/20
Roundtrip
Disclaimer including text and Terms & Conditions

Best Business Class fares on flights to Ontario (ONT)

Denver(DEN)to
toOntario(ONT)
01/13/20
-
01/14/20
Roundtrip
San Francisco(SFO)to
toOntario(ONT)
12/17/19
-
12/24/19
Roundtrip
Houston(IAH)to
toOntario(ONT)
02/08/20
-
02/15/20
Roundtrip
Newark(EWR)to
toOntario(ONT)
01/14/20
-
01/21/20
Roundtrip
Chicago(ORD)to
toOntario(ONT)
01/28/20
-
02/04/20
Roundtrip
Seattle(SEA)to
toOntario(ONT)
02/08/20
-
02/15/20
Roundtrip
Cleveland(CLE)to
toOntario(ONT)
01/12/20
-
01/26/20
Roundtrip
Colorado Springs(COS)to
toOntario(ONT)
01/12/20
-
01/26/20
Roundtrip
Honolulu(HNL)to
toOntario(ONT)
12/24/19
-
12/31/19
Roundtrip
Portland(PDX)to
toOntario(ONT)
02/06/20
-
02/20/20
Roundtrip
Washington(WAS)to
toOntario(ONT)
02/08/20
-
02/15/20
Roundtrip
Disclaimer including text and Terms & Conditions

Things to do in Ontario

Fly to Ontario with United Airlines from over 200 airports within the United States and an additional 100 airports internationally.

Ontario’s top attractions

  • Visit the Ontario Museum of History and Art for an overview of the region.
  • Tour the grand Graber Olive House, home to the oldest operating olive packer in the U.S.
  • Shop till you drop at Ontario Mills.
  • Take the family to Scandia Ontario, an amusement park with rides, mini golf, go karts and games.
  • Head to iFLY Ontario for an indoor skydiving experience.
  • Relax on the beaches in nearby Los Angeles County.

Best time to travel to Ontario

Visit Ontario during the summer and fall for sunny and dry weather. The Los Angeles County Fair is held for four weeks each fall, beginning on Labor Day. Taste diverse food and drinks from near and far, see farm animals, learn more about agriculture and enjoy live entertainment. The Lights on Miracle Hill in nearby Walnut is the perfect winter warm up for the holidays.

Weather in Ontario

Monday sky is clear
63°F 12/09/19
Tuesday scattered clouds
60°F 12/10/19
Wednesday few clouds
61°F 12/11/19
Thursday broken clouds
64°F 12/12/19
Friday sky is clear
66°F 12/13/19
Saturday sky is clear
64°F 12/14/19
Sunday sky is clear
57°F 12/15/19
Powered by: OpenWeatherMap.org

Search for more flights to Ontario (ONT)

FromToDatesFare TypePrice

Denver (DEN)

Ontario (ONT)

Depart: 01/10/20

Return: 01/24/20

Roundtrip
from
$97*
Viewed:14hoursago

San Francisco (SFO)

Ontario (ONT)

Depart: 01/08/20

Return: 01/22/20

Roundtrip
from
$97*
Viewed:3hoursago

Houston (IAH)

Ontario (ONT)

Depart: 03/03/20

Return: 03/10/20

Roundtrip
from
$349*
Viewed:11hoursago

Newark (EWR)

Ontario (ONT)

Depart: 02/05/20

Return: 02/12/20

Roundtrip
from
$264*
Viewed:13hoursago

Chicago (ORD)

Ontario (ONT)

Depart: 01/11/20

Return: 01/15/20

Roundtrip
from
$254*
Viewed:6hoursago

Seattle (SEA)

Ontario (ONT)

Depart: 02/25/20

Return: 03/03/20

Roundtrip
from
$144*
Viewed:4hoursago

Cleveland (CLE)

Ontario (ONT)

Depart: 02/19/20

Return: 02/28/20

Roundtrip
from
$369*
Viewed:8hoursago

Honolulu (HNL)

Ontario (ONT)

Depart: 02/25/20

Return: 03/03/20

Roundtrip
from
$355*
Viewed:12hoursago

Portland (PDX)

Ontario (ONT)

Depart: 01/08/20

Return: 01/22/20

Roundtrip
from
$154*
Viewed:6hoursago

Colorado Springs (COS)

Ontario (ONT)

Depart: 12/20/19

Return: 01/11/20

Roundtrip
from
$492*
Viewed:5hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.