Cheap flights from Denver to Great Lakes Seaway

View AU$182 flight on Mon, 15 Sep. 2025Opens in a new window

Popular airlines from Denver to Great Lakes Seaway

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

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Cheap Flights from Denver (DEN) to Great Lakes Seaway (BUF)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, 15 Sep. - Wed, 17 Sep.
DEN
Denver
BUF
Buffalo
AU$363 Return, found 6 days ago
AU$363
Return
found 6 days ago
Select American Airlines flight, departing Mon, 15 Sep. from Denver to Buffalo, returning Wed, 17 Sep., priced at AU$363 found 6 days ago
Delta
Mon, 15 Sep. - Wed, 17 Sep.
DEN
Denver
BUF
Buffalo
AU$363 Return, found 6 days ago
AU$363
Return
found 6 days ago
Select Delta flight, departing Mon, 15 Sep. from Denver to Buffalo, returning Wed, 17 Sep., priced at AU$363 found 6 days ago
American Airlines
Mon, 15 Sep. - Wed, 17 Sep.
DEN
Denver
BUF
Buffalo
AU$394 Return, found 6 days ago
AU$394
Return
found 6 days ago
Select American Airlines flight, departing Mon, 15 Sep. from Denver to Buffalo, returning Wed, 17 Sep., priced at AU$394 found 6 days ago
American Airlines
Mon, 15 Sep. - Wed, 17 Sep.
DEN
Denver
BUF
Buffalo
AU$425 Return, found 6 days ago
AU$425
Return
found 6 days ago
Select American Airlines flight, departing Mon, 15 Sep. from Denver to Buffalo, returning Wed, 17 Sep., priced at AU$425 found 6 days ago
American Airlines
Mon, 15 Sep. - Wed, 17 Sep.
DEN
Denver
BUF
Buffalo
AU$431 Return, found 6 days ago
AU$431
Return
found 6 days ago
Select American Airlines flight, departing Mon, 15 Sep. from Denver to Buffalo, returning Wed, 17 Sep., priced at AU$431 found 6 days ago
United
Mon, 15 Sep. - Wed, 17 Sep.
DEN
Denver
BUF
Buffalo
AU$525 Return, found 6 days ago
AU$525
Return
found 6 days ago
Select United flight, departing Mon, 15 Sep. from Denver to Buffalo, returning Wed, 17 Sep., priced at AU$525 found 6 days ago

Find the cheapest month to fly from Denver (DEN) to Buffalo (BUF)

January is typically the cheapest month to fly

From AU$181 - AU$551 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.