Flights from Denver to Upland

Cheapest flights from Denver

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.

Wed, Oct 1 - Wed, Nov 5

DEN

Denver Intl.

ONT

Los Angeles - Ontario Intl.

$145 Roundtrip, found 6 days ago

$145

Roundtrip

found 6 days ago

Select United flight, departing Wed, Oct 1 from Denver Intl. to Los Angeles - Ontario Intl., returning Wed, Nov 5, priced at $145 found 6 days ago

Wed, Oct 1 - Wed, Nov 5

DEN

Denver Intl.

SNA

John Wayne

$145 Roundtrip, found 6 days ago

$145

Roundtrip

found 6 days ago

Select United flight, departing Wed, Oct 1 from Denver Intl. to John Wayne, returning Wed, Nov 5, priced at $145 found 6 days ago

Wed, Oct 1 - Wed, Nov 5

DEN

Denver Intl.

ONT

Los Angeles - Ontario Intl.

$151 Roundtrip, found 6 days ago

$151

Roundtrip

found 6 days ago

Select United flight, departing Wed, Oct 1 from Denver Intl. to Los Angeles - Ontario Intl., returning Wed, Nov 5, priced at $151 found 6 days ago

Wed, Oct 1 - Wed, Nov 5

DEN

Denver Intl.

SNA

John Wayne

$165 Roundtrip, found 6 days ago

$165

Roundtrip

found 6 days ago

Select United flight, departing Wed, Oct 1 from Denver Intl. to John Wayne, returning Wed, Nov 5, priced at $165 found 6 days ago

Wed, Oct 1 - Wed, Nov 5

DEN

Denver Intl.

ONT

Los Angeles - Ontario Intl.

$173 Roundtrip, found 6 days ago

$173

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Wed, Oct 1 from Denver Intl. to Los Angeles - Ontario Intl., returning Wed, Nov 5, priced at $173 found 6 days ago

Wed, Oct 1 - Wed, Nov 5

DEN

Denver Intl.

ONT

Los Angeles - Ontario Intl.

$175 Roundtrip, found 6 days ago

$175

Roundtrip

found 6 days ago

Select United flight, departing Wed, Oct 1 from Denver Intl. to Los Angeles - Ontario Intl., returning Wed, Nov 5, priced at $175 found 6 days ago

Wed, Oct 1 - Wed, Nov 5

DEN

Denver Intl.

SNA

John Wayne

$177 Roundtrip, found 6 days ago

$177

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Wed, Oct 1 from Denver Intl. to John Wayne, returning Wed, Nov 5, priced at $177 found 6 days ago

Tue, Jun 24 - Wed, Jun 25

DEN

Denver Intl.

ONT

Los Angeles - Ontario Intl.

$188 Roundtrip, found 6 days ago

$188

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Tue, Jun 24 from Denver Intl. to Los Angeles - Ontario Intl., returning Wed, Jun 25, priced at $188 found 6 days ago

Thu, Jun 26 - Tue, Jul 1

DEN

Denver Intl.

ONT

Los Angeles - Ontario Intl.

$194 Roundtrip, found 6 days ago

$194

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jun 26 from Denver Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 1, priced at $194 found 6 days ago

Wed, Oct 1 - Wed, Nov 5

DEN

Denver Intl.

ONT

Los Angeles - Ontario Intl.

$199 Roundtrip, found 6 days ago

$199

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Wed, Oct 1 from Denver Intl. to Los Angeles - Ontario Intl., returning Wed, Nov 5, priced at $199 found 6 days ago

Thu, Jun 26 - Mon, Jun 30

DEN

Denver Intl.

ONT

Los Angeles - Ontario Intl.

$199 Roundtrip, found 6 days ago

$199

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jun 26 from Denver Intl. to Los Angeles - Ontario Intl., returning Mon, Jun 30, priced at $199 found 6 days ago

Wed, Oct 1 - Wed, Nov 5

DEN

Denver Intl.

ONT

Los Angeles - Ontario Intl.

$205 Roundtrip, found 6 days ago

$205

Roundtrip

found 6 days ago

Select American Airlines flight, departing Wed, Oct 1 from Denver Intl. to Los Angeles - Ontario Intl., returning Wed, Nov 5, priced at $205 found 6 days ago

Tue, Jun 24 - Tue, Jul 1

DEN

Denver Intl.

SNA

John Wayne

$208 Roundtrip, just found

$208

Roundtrip

just found

Select Frontier Airlines flight, departing Tue, Jun 24 from Denver Intl. to John Wayne, returning Tue, Jul 1, priced at $208 just found

Wed, Oct 1 - Wed, Nov 5

DEN

Denver Intl.

SNA

John Wayne

$215 Roundtrip, found 6 days ago

$215

Roundtrip

found 6 days ago

Select United flight, departing Wed, Oct 1 from Denver Intl. to John Wayne, returning Wed, Nov 5, priced at $215 found 6 days ago

Wed, Oct 1 - Wed, Nov 5

DEN

Denver Intl.

SNA

John Wayne

$217 Roundtrip, found 6 days ago

$217

Roundtrip

found 6 days ago

Select Delta flight, departing Wed, Oct 1 from Denver Intl. to John Wayne, returning Wed, Nov 5, priced at $217 found 6 days ago

Mon, Jun 23 - Mon, Jun 30

DEN

Denver Intl.

ONT

Los Angeles - Ontario Intl.

$220 Roundtrip, found 6 days ago

$220

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, Jun 23 from Denver Intl. to Los Angeles - Ontario Intl., returning Mon, Jun 30, priced at $220 found 6 days ago

Wed, Oct 1 - Wed, Nov 5

DEN

Denver Intl.

ONT

Los Angeles - Ontario Intl.

$225 Roundtrip, found 6 days ago

$225

Roundtrip

found 6 days ago

Select Delta flight, departing Wed, Oct 1 from Denver Intl. to Los Angeles - Ontario Intl., returning Wed, Nov 5, priced at $225 found 6 days ago

Tue, Jun 24 - Sat, Jun 28

DEN

Denver Intl.

SNA

John Wayne

$228 Roundtrip, just found

$228

Roundtrip

just found

Select Frontier Airlines flight, departing Tue, Jun 24 from Denver Intl. to John Wayne, returning Sat, Jun 28, priced at $228 just found

Tue, Jun 24 - Tue, Jul 1

DEN

Denver Intl.

ONT

Los Angeles - Ontario Intl.

$233 Roundtrip, found 2 days ago

$233

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Jun 24 from Denver Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 1, priced at $233 found 2 days ago

Tue, Jun 24 - Tue, Jul 1

DEN

Denver Intl.

ONT

Los Angeles - Ontario Intl.

$336 Roundtrip, found 2 days ago

$336

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Tue, Jun 24 from Denver Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 1, priced at $336 found 2 days ago