Flights from Denver to Princeton

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, Sep 10 - Wed, Sep 17

DEN

Denver Intl.

EWR

Newark Liberty Intl. Airport

$177 Roundtrip, found 3 days ago

$177

Roundtrip

found 3 days ago

Select American Airlines flight, departing Wed, Sep 10 from Denver Intl. to Newark Liberty Intl. Airport, returning Wed, Sep 17, priced at $177 found 3 days ago

Wed, Sep 10 - Wed, Sep 17

DEN

Denver Intl.

EWR

Newark Liberty Intl. Airport

$202 Roundtrip, found 3 days ago

$202

Roundtrip

found 3 days ago

Select American Airlines flight, departing Wed, Sep 10 from Denver Intl. to Newark Liberty Intl. Airport, returning Wed, Sep 17, priced at $202 found 3 days ago

Wed, Sep 10 - Wed, Sep 17

DEN

Denver Intl.

EWR

Newark Liberty Intl. Airport

$220 Roundtrip, found 3 days ago

$220

Roundtrip

found 3 days ago

Select American Airlines flight, departing Wed, Sep 10 from Denver Intl. to Newark Liberty Intl. Airport, returning Wed, Sep 17, priced at $220 found 3 days ago

Wed, Sep 10 - Wed, Sep 17

DEN

Denver Intl.

EWR

Newark Liberty Intl. Airport

$227 Roundtrip, found 3 days ago

$227

Roundtrip

found 3 days ago

Select American Airlines flight, departing Wed, Sep 10 from Denver Intl. to Newark Liberty Intl. Airport, returning Wed, Sep 17, priced at $227 found 3 days ago

Tue, Oct 7 - Sat, Oct 18

DEN

Denver Intl.

EWR

Newark Liberty Intl. Airport

$244 Roundtrip, found 3 days ago

$244

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Tue, Oct 7 from Denver Intl. to Newark Liberty Intl. Airport, returning Sat, Oct 18, priced at $244 found 3 days ago

Wed, Aug 20 - Sun, Aug 24

DEN

Denver Intl.

EWR

Newark Liberty Intl. Airport

$247 Roundtrip, found 16 hours ago

$247

Roundtrip

found 16 hours ago

Select United flight, departing Wed, Aug 20 from Denver Intl. to Newark Liberty Intl. Airport, returning Sun, Aug 24, priced at $247 found 16 hours ago

Tue, Oct 7 - Wed, Oct 22

DEN

Denver Intl.

EWR

Newark Liberty Intl. Airport

$248 Roundtrip, found 3 days ago

$248

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Tue, Oct 7 from Denver Intl. to Newark Liberty Intl. Airport, returning Wed, Oct 22, priced at $248 found 3 days ago

Fri, Oct 10 - Wed, Oct 22

DEN

Denver Intl.

EWR

Newark Liberty Intl. Airport

$252 Roundtrip, found 3 days ago

$252

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Fri, Oct 10 from Denver Intl. to Newark Liberty Intl. Airport, returning Wed, Oct 22, priced at $252 found 3 days ago

Fri, Jun 13 - Sat, Jun 14

DEN

Denver Intl.

TTN

Mercer

$261 Roundtrip, found 1 day ago

$261

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Jun 13 from Denver Intl. to Mercer, returning Sat, Jun 14, priced at $261 found 1 day ago

Sun, Jun 15 - Mon, Jun 16

DEN

Denver Intl.

TTN

Mercer

$262 Roundtrip, found 1 day ago

$262

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Jun 15 from Denver Intl. to Mercer, returning Mon, Jun 16, priced at $262 found 1 day ago

Wed, Jul 9 - Mon, Jul 14

DEN

Denver Intl.

TTN

Mercer

$266 Roundtrip, found 1 day ago

$266

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 9 from Denver Intl. to Mercer, returning Mon, Jul 14, priced at $266 found 1 day ago

Tue, Oct 7 - Sun, Oct 19

DEN

Denver Intl.

EWR

Newark Liberty Intl. Airport

$268 Roundtrip, found 3 days ago

$268

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Tue, Oct 7 from Denver Intl. to Newark Liberty Intl. Airport, returning Sun, Oct 19, priced at $268 found 3 days ago

Fri, Oct 10 - Sun, Oct 19

DEN

Denver Intl.

EWR

Newark Liberty Intl. Airport

$272 Roundtrip, found 2 days ago

$272

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Oct 10 from Denver Intl. to Newark Liberty Intl. Airport, returning Sun, Oct 19, priced at $272 found 2 days ago

Wed, Jul 9 - Thu, Jul 17

DEN

Denver Intl.

EWR

Newark Liberty Intl. Airport

$273 Roundtrip, found 1 day ago

$273

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 9 from Denver Intl. to Newark Liberty Intl. Airport, returning Thu, Jul 17, priced at $273 found 1 day ago

Wed, Jul 9 - Mon, Jul 14

DEN

Denver Intl.

TTN

Mercer

$280 Roundtrip, found 1 day ago

$280

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 9 from Denver Intl. to Mercer, returning Mon, Jul 14, priced at $280 found 1 day ago

Tue, Jun 10 - Wed, Jun 11

DEN

Denver Intl.

TTN

Mercer

$281 Roundtrip, found 1 day ago

$281

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jun 10 from Denver Intl. to Mercer, returning Wed, Jun 11, priced at $281 found 1 day ago

Thu, Jun 26 - Mon, Jun 30

DEN

Denver Intl.

EWR

Newark Liberty Intl. Airport

$282 Roundtrip, found 1 day ago

$282

Roundtrip

found 1 day ago

Select United flight, departing Thu, Jun 26 from Denver Intl. to Newark Liberty Intl. Airport, returning Mon, Jun 30, priced at $282 found 1 day ago

Wed, Jul 9 - Fri, Jul 18

DEN

Denver Intl.

EWR

Newark Liberty Intl. Airport

$319 Roundtrip, found 1 day ago

$319

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 9 from Denver Intl. to Newark Liberty Intl. Airport, returning Fri, Jul 18, priced at $319 found 1 day ago

Mon, Jun 2 - Tue, Jun 3

DEN

Denver Intl.

EWR

Newark Liberty Intl. Airport

$489 Roundtrip, found 1 day ago

$489

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Mon, Jun 2 from Denver Intl. to Newark Liberty Intl. Airport, returning Tue, Jun 3, priced at $489 found 1 day ago

Sun, Jun 1 - Tue, Jun 3

DEN

Denver Intl.

EWR

Newark Liberty Intl. Airport

$548 Roundtrip, found 1 day ago

$548

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Sun, Jun 1 from Denver Intl. to Newark Liberty Intl. Airport, returning Tue, Jun 3, priced at $548 found 1 day ago