Find Deals on Flights from Buffalo to Denver International (BUF - DEN)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Buffalo to Denver International

(Round-trip)
Depart: Tue Apr 25 2017 Return: Mon May 8 2017 Trip spans 14 days
JetBlue
JetBlue
BUF
12:20p
DEN
8:58p
8h 38m
1 stop
DEN
7:59p
BUF
1:50a
5h 51m
1 stop
Depart: Wed Apr 19 2017 Return: Tue Apr 25 2017 Trip spans 7 days
Major Airline
Major Airline
BUF
9:35p
DEN
4:58p
19h 23m
1 stop
DEN
3:05p
BUF
1:46a
10h 41m
1 stop
Depart: Sat Apr 22 2017 Return: Tue Apr 25 2017 Trip spans 4 days
American Airlines
American Airlines
BUF
4:16a
DEN
11:39a
7h 23m
1 stop
DEN
11:59a
BUF
6:07p
6h 08m
1 stop
Depart: Sat May 13 2017 Return: Wed May 17 2017 Trip spans 5 days
Delta
Delta
BUF
1:55a
DEN
9:08a
7h 13m
1 stop
DEN
11:02a
BUF
5:15p
6h 13m
1 stop
Depart: Wed Aug 30 2017 Return: Sun Sep 3 2017 Trip spans 5 days
United
United
BUF
4:25a
DEN
11:13a
6h 48m
1 stop
DEN
5:34a
BUF
10:25a
4h 51m
1 stop
Depart: Wed Apr 26 2017 Return: Mon May 8 2017 Trip spans 13 days
JetBlue
JetBlue
BUF
12:20p
DEN
8:58p
8h 38m
1 stop
DEN
7:59p
BUF
1:50a
5h 51m
1 stop
Depart: Fri May 5 2017 Return: Wed May 10 2017 Trip spans 6 days
Major Airline
Major Airline
BUF
1:45a
DEN
4:59p
15h 14m
2 stops
DEN
4:10a
BUF
11:51a
7h 41m
2 stops
Depart: Sat Apr 29 2017 Return: Wed May 10 2017 Trip spans 12 days
American Airlines
American Airlines
BUF
4:16a
DEN
11:39a
7h 23m
1 stop
DEN
4:09a
BUF
10:15a
6h 06m
1 stop
Depart: Sat Sep 9 2017 Return: Sat Sep 16 2017 Trip spans 8 days
Delta
Delta
BUF
6:55a
DEN
1:02p
6h 07m
1 stop
DEN
9:35a
BUF
4:53p
7h 18m
1 stop
Depart: Sat Jun 10 2017 Return: Mon Jun 12 2017 Trip spans 3 days
United
United
BUF
3:20a
DEN
10:59a
7h 39m
1 stop
DEN
12:10p
BUF
5:48p
5h 38m
1 stop
Depart: Thu May 4 2017 Return: Mon May 8 2017 Trip spans 5 days
JetBlue
JetBlue
BUF
4:32a
DEN
8:59p
16h 27m
1 stop
DEN
7:59p
BUF
1:50a
5h 51m
1 stop
Depart: Wed May 10 2017 Return: Tue May 16 2017 Trip spans 7 days
Major Airline
Major Airline
BUF
9:32a
DEN
4:59p
7h 27m
1 stop
DEN
3:08p
BUF
2:00a
10h 52m
1 stop
Depart: Sat May 6 2017 Return: Wed May 10 2017 Trip spans 5 days
American Airlines
American Airlines
BUF
2:30a
DEN
8:59a
6h 29m
1 stop
DEN
3:00a
BUF
10:15a
7h 15m
1 stop
Depart: Thu Sep 7 2017 Return: Sat Sep 9 2017 Trip spans 3 days
United
United
BUF
3:20a
DEN
10:18a
6h 58m
1 stop
DEN
12:10p
BUF
5:48p
5h 38m
1 stop
Depart: Sun Aug 27 2017 Return: Wed Aug 30 2017 Trip spans 4 days
Delta
Delta
BUF
2:25a
DEN
7:37a
5h 12m
1 stop
DEN
12:30p
BUF
5:07p
4h 37m
1 stop
Depart: Tue Aug 22 2017 Return: Tue Aug 29 2017 Trip spans 8 days
Major Airline
Major Airline
BUF
1:10p
DEN
6:13p
5h 03m
1 stop
DEN
5:00a
BUF
10:10a
5h 10m
1 stop
Depart: Tue May 16 2017 Return: Wed May 17 2017 Trip spans 2 days
American Airlines
American Airlines
BUF
12:58p
DEN
9:57p
8h 59m
1 stop
DEN
4:09a
BUF
10:15a
6h 06m
1 stop
Depart: Thu Apr 20 2017 Return: Mon Apr 24 2017 Trip spans 5 days
JetBlue
JetBlue
BUF
2:50a
DEN
8:12p
17h 22m
1 stop
DEN
7:58p
BUF
3:32a
7h 34m
1 stop
Depart: Sat May 20 2017 Return: Mon May 22 2017 Trip spans 3 days
United
United
BUF
3:20p
DEN
10:15p
6h 55m
1 stop
DEN
7:59p
BUF
3:38a
7h 39m
1 stop
Depart: Wed Apr 12 2017 Return: Thu Apr 20 2017 Trip spans 9 days
Delta
Delta
BUF
7:59a
DEN
3:03p
7h 04m
1 stop
DEN
2:15a
BUF
9:05a
6h 50m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Buffalo
$338
Destination

Denver
$338