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Get United's best fares today on flights from Ontario to Baltimore from *

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FromToDatesFare TypePrice

Ontario (ONT)

Baltimore (BWI)

Depart: 07/07/20

Return: 07/21/20

Roundtrip
from
$296*
Viewed:14hoursago

Ontario (ONT)

Baltimore (BWI)

Depart: 07/11/20

Return: 07/25/20

Roundtrip
from
$296*
Viewed:14hoursago

Ontario (ONT)

Baltimore (BWI)

Depart: 07/15/20

Return: 07/29/20

Roundtrip
from
$296*
Viewed:14hoursago

Ontario (ONT)

Baltimore (BWI)

Depart: 07/21/20

Return: 08/04/20

Roundtrip
from
$296*
Viewed:14hoursago

Ontario (ONT)

Baltimore (BWI)

Depart: 07/22/20

Return: 08/05/20

Roundtrip
from
$296*
Viewed:14hoursago

Ontario (ONT)

Baltimore (BWI)

Depart: 07/25/20

Return: 08/08/20

Roundtrip
from
$296*
Viewed:14hoursago

Ontario (ONT)

Baltimore (BWI)

Depart: 07/07/20

Return: 07/14/20

Roundtrip
from
$296*
Viewed:14hoursago

Ontario (ONT)

Baltimore (BWI)

Depart: 07/11/20

Return: 07/18/20

Roundtrip
from
$296*
Viewed:14hoursago

Ontario (ONT)

Baltimore (BWI)

Depart: 07/15/20

Return: 07/22/20

Roundtrip
from
$296*
Viewed:14hoursago

Ontario (ONT)

Baltimore (BWI)

Depart: 07/22/20

Return: 07/29/20

Roundtrip
from
$296*
Viewed:14hoursago

*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.

Weather in Baltimore

Thursday light rain
79°F 05/28/20
Friday moderate rain
79°F 05/29/20
Saturday few clouds
78°F 05/30/20
Sunday scattered clouds
68°F 05/31/20
Monday sky is clear
70°F 06/01/20
Tuesday overcast clouds
72°F 06/02/20
Wednesday moderate rain
75°F 06/03/20
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