Flights to Lake Arrowhead from Denver - $76

View $76 flight on Tue, Oct 28, 2025Opens in a new window

Popular airlines from Denver to Lake Arrowhead

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Cheap Flights from Denver to Lake Arrowhead (DEN-ONT)

Prices were available within the past 7 days and start at $76 for one-way flights and $92 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Tue, Nov 4 - Sat, Nov 8
DEN
Denver
ONT
Ontario
$92 Roundtrip, found 2 days ago
$92
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Tue, Nov 4 from Denver to Ontario, returning Sat, Nov 8, priced at $92 found 2 days ago
Frontier Airlines
Wed, Oct 29 - Wed, Nov 5
DEN
Denver
ONT
Ontario
$99 Roundtrip, found 9 hours ago
$99
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Wed, Oct 29 from Denver to Ontario, returning Wed, Nov 5, priced at $99 found 9 hours ago
United
Wed, Sep 10 - Sat, Sep 13
DEN
Denver
ONT
Ontario
$157 Roundtrip, found 3 hours ago
$157
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Sep 10 from Denver to Ontario, returning Sat, Sep 13, priced at $157 found 3 hours ago
Southwest Airlines
Tue, Sep 2 - Sat, Sep 6
DEN
Denver
ONT
Ontario
$157 Roundtrip, found 1 hour ago
$157
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Tue, Sep 2 from Denver to Ontario, returning Sat, Sep 6, priced at $157 found 1 hour ago
Alaska Airlines
Sat, Oct 25 - Sat, Nov 1
DEN
Denver
ONT
Ontario
$176 Roundtrip, found 3 hours ago
$176
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Sat, Oct 25 from Denver to Ontario, returning Sat, Nov 1, priced at $176 found 3 hours ago
Hawaiian Airlines
Wed, Oct 22 - Tue, Nov 4
DEN
Denver
ONT
Ontario
$176 Roundtrip, found 1 day ago
$176
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Wed, Oct 22 from Denver to Ontario, returning Tue, Nov 4, priced at $176 found 1 day ago

Find the cheapest month to fly from Denver (DEN) to Ontario (ONT)

April is typically the cheapest month to fly

From $48 - $88 per traveler.

Graph displaying average flight prices per month

Alternative airports near Lake Arrowhead

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Los Angeles - Ontario Intl. ONT. Cheapest option available. Average driving time to city center is 53 minutes. Flights from $186
ONT
Los Angeles - Ontario Intl.
Cheapest
Average driving time to city center53 min
Flights from $186
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