Flights from Denver to Niagara Falls - Western New York

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.

Mon, Oct 13 - Mon, Oct 27

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$198 Roundtrip, found 5 hours ago

$198

Roundtrip

found 5 hours ago

Select Frontier Airlines flight, departing Mon, Oct 13 from Denver Intl. to Buffalo Niagara Intl., returning Mon, Oct 27, priced at $198 found 5 hours ago

Thu, Aug 28 - Sun, Aug 31

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$208 Roundtrip, found 16 hours ago

$208

Roundtrip

found 16 hours ago

Select United flight, departing Thu, Aug 28 from Denver Intl. to Buffalo Niagara Intl., returning Sun, Aug 31, priced at $208 found 16 hours ago

Sun, Oct 12 - Mon, Oct 27

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$208 Roundtrip, found 5 hours ago

$208

Roundtrip

found 5 hours ago

Select Frontier Airlines flight, departing Sun, Oct 12 from Denver Intl. to Buffalo Niagara Intl., returning Mon, Oct 27, priced at $208 found 5 hours ago

Fri, Aug 29 - Sun, Aug 31

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$213 Roundtrip, found 16 hours ago

$213

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Fri, Aug 29 from Denver Intl. to Buffalo Niagara Intl., returning Sun, Aug 31, priced at $213 found 16 hours ago

Thu, Aug 28 - Sun, Aug 31

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$217 Roundtrip, found 16 hours ago

$217

Roundtrip

found 16 hours ago

Select United flight, departing Thu, Aug 28 from Denver Intl. to Buffalo Niagara Intl., returning Sun, Aug 31, priced at $217 found 16 hours ago

Sun, Oct 12 - Fri, Oct 24

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$218 Roundtrip, found 5 hours ago

$218

Roundtrip

found 5 hours ago

Select Frontier Airlines flight, departing Sun, Oct 12 from Denver Intl. to Buffalo Niagara Intl., returning Fri, Oct 24, priced at $218 found 5 hours ago

Fri, Aug 29 - Mon, Sep 1

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$223 Roundtrip, found 16 hours ago

$223

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Fri, Aug 29 from Denver Intl. to Buffalo Niagara Intl., returning Mon, Sep 1, priced at $223 found 16 hours ago

Sun, Aug 31 - Sun, Aug 31

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$229 Roundtrip, found 16 hours ago

$229

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Sun, Aug 31 from Denver Intl. to Buffalo Niagara Intl., returning Sun, Aug 31, priced at $229 found 16 hours ago

Sat, Aug 30 - Sat, Aug 30

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$231 Roundtrip, found 16 hours ago

$231

Roundtrip

found 16 hours ago

Select Delta flight, departing Sat, Aug 30 from Denver Intl. to Buffalo Niagara Intl., returning Sat, Aug 30, priced at $231 found 16 hours ago

Mon, Aug 25 - Thu, Aug 28

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$234 Roundtrip, found 16 hours ago

$234

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Mon, Aug 25 from Denver Intl. to Buffalo Niagara Intl., returning Thu, Aug 28, priced at $234 found 16 hours ago

Fri, Jul 4 - Wed, Jul 9

DEN

Denver Intl.

ROC

Greater Rochester Intl.

$237 Roundtrip, found 5 days ago

$237

Roundtrip

found 5 days ago

Select Delta flight, departing Fri, Jul 4 from Denver Intl. to Greater Rochester Intl., returning Wed, Jul 9, priced at $237 found 5 days ago

Thu, Aug 28 - Sun, Aug 31

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$237 Roundtrip, found 16 hours ago

$237

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Thu, Aug 28 from Denver Intl. to Buffalo Niagara Intl., returning Sun, Aug 31, priced at $237 found 16 hours ago

Thu, Aug 28 - Mon, Sep 1

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$244 Roundtrip, found 16 hours ago

$244

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Thu, Aug 28 from Denver Intl. to Buffalo Niagara Intl., returning Mon, Sep 1, priced at $244 found 16 hours ago

Thu, Aug 28 - Sun, Aug 31

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$248 Roundtrip, found 16 hours ago

$248

Roundtrip

found 16 hours ago

Select United flight, departing Thu, Aug 28 from Denver Intl. to Buffalo Niagara Intl., returning Sun, Aug 31, priced at $248 found 16 hours ago

Fri, Aug 29 - Fri, Aug 29

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$249 Roundtrip, found 16 hours ago

$249

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Fri, Aug 29 from Denver Intl. to Buffalo Niagara Intl., returning Fri, Aug 29, priced at $249 found 16 hours ago

Thu, Oct 16 - Wed, Oct 22

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$251 Roundtrip, found 5 hours ago

$251

Roundtrip

found 5 hours ago

Select JetBlue Airways flight, departing Thu, Oct 16 from Denver Intl. to Buffalo Niagara Intl., returning Wed, Oct 22, priced at $251 found 5 hours ago

Thu, Aug 28 - Sun, Aug 31

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$253 Roundtrip, found 16 hours ago

$253

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Thu, Aug 28 from Denver Intl. to Buffalo Niagara Intl., returning Sun, Aug 31, priced at $253 found 16 hours ago

Thu, Aug 28 - Sun, Aug 31

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$258 Roundtrip, found 16 hours ago

$258

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Thu, Aug 28 from Denver Intl. to Buffalo Niagara Intl., returning Sun, Aug 31, priced at $258 found 16 hours ago

Thu, Aug 28 - Sun, Aug 31

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$268 Roundtrip, found 16 hours ago

$268

Roundtrip

found 16 hours ago

Select JetBlue Airways flight, departing Thu, Aug 28 from Denver Intl. to Buffalo Niagara Intl., returning Sun, Aug 31, priced at $268 found 16 hours ago

Thu, Aug 28 - Sun, Aug 31

DEN

Denver Intl.

BUF

Buffalo Niagara Intl.

$271 Roundtrip, found 16 hours ago

$271

Roundtrip

found 16 hours ago

Select United flight, departing Thu, Aug 28 from Denver Intl. to Buffalo Niagara Intl., returning Sun, Aug 31, priced at $271 found 16 hours ago