This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — DEN
30 Nov — 7 Dec1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Buffalo to Denver Intl are usually found in May or April, booked 37 days in advance, depart on a Monday or Saturday and return on a Monday
Cheap flight deals from Buffalo to Denver
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
Cheapest flights from Buffalo to Denver
Explore the most affordable flight options available from Buffalo to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2026.
Thu 19/118:50 a.m. -
Nonstop3h 45m
Mon 23/115:25 p.m. -
Nonstop3h 08m
Deal found 28/10C$ 462
Wed 2/123:55 p.m. -
1 stop7h 55m
Thu 3/123:45 p.m. -
Nonstop3h 05m
Deal found 28/10C$ 476
Wed 2/123:55 p.m. -
2 stops8h 45m
Mon 7/123:45 p.m. -
Nonstop3h 05m
Deal found 29/10C$ 483
Thu 10/122:45 p.m. -
Nonstop3h 50m
Mon 14/123:45 p.m. -
Nonstop3h 05m
Deal found 26/10C$ 490
Wed 2/125:55 a.m. -
1 stop6h 25m
Wed 2/1212:10 p.m. -
2 stops7h 50m
Deal found 27/10C$ 497
Fri 20/116:00 a.m. -
1 stop8h 12m
Mon 23/115:25 p.m. -
Nonstop3h 08m
Deal found 28/10C$ 504
Fri 20/118:50 a.m. -
Nonstop3h 45m
Fri 27/115:25 p.m. -
Nonstop3h 08m
Deal found 28/10C$ 518
Wed 2/122:45 p.m. -
Nonstop3h 50m
Mon 14/123:45 p.m. -
Nonstop3h 05m
Deal found 30/10C$ 526
Wed 2/128:17 a.m. -
Nonstop3h 46m
Thu 3/125:45 p.m. -
Nonstop3h 12m
Deal found 28/10C$ 531
Best flights from Buffalo to Denver
Discover carefully curated flight deals from Buffalo to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 31 October 2026.
Thu 10/122:45 p.m. -
Nonstop3h 50m
Tue 15/123:45 p.m. -
Nonstop3h 05m
Deal found 26/10C$ 462
Fri 20/115:58 p.m. -
1 stop7h 33m
Fri 27/115:25 p.m. -
Nonstop3h 08m
Deal found 27/10C$ 532
Thu 10/122:45 p.m. -
Nonstop3h 50m
Mon 14/128:30 a.m. -
1 stop6h 00m
Deal found 26/10C$ 476
Wed 2/122:45 p.m. -
Nonstop3h 50m
Mon 14/123:45 p.m. -
Nonstop3h 05m
Deal found 30/10C$ 526
Thu 4/27:40 a.m. -
Nonstop4h 00m
Mon 8/210:40 a.m. -
2 stops9h 45m
Deal found 29/10C$ 589
Fri 5/28:00 a.m. -
Nonstop4h 00m
Tue 9/25:33 p.m. -
Nonstop3h 20m
Deal found 29/10C$ 722
Tue 16/28:00 a.m. -
Nonstop3h 56m
Tue 23/25:45 p.m. -
Nonstop3h 11m
Deal found 26/10C$ 723
Fri 5/212:10 p.m. -
2 stops9h 15m
Tue 9/211:15 a.m. -
2 stops8h 30m
Deal found 29/10C$ 610
Mon 11/111:30 a.m. -
2 stops7h 50m
Mon 18/110:40 a.m. -
2 stops9h 45m
Deal found 28/10C$ 610
Direct flights from Buffalo to Denver
Explore direct flight options from Buffalo to Denver based on user searches, and compare prices and availability for your desired travel dates. Data last updated 31 October 2026.
Thu 19/118:50 a.m. -
Nonstop3h 45m
Mon 23/115:25 p.m. -
Nonstop3h 08m
Deal found 28/10C$ 462
Fri 20/118:50 a.m. -
Nonstop3h 45m
Mon 23/115:25 p.m. -
Nonstop3h 08m
Deal found 28/10C$ 490
Wed 2/122:45 p.m. -
Nonstop3h 50m
Mon 7/123:45 p.m. -
Nonstop3h 05m
Deal found 29/10C$ 515
Fri 20/118:50 a.m. -
Nonstop3h 45m
Fri 27/115:25 p.m. -
Nonstop3h 08m
Deal found 28/10C$ 518
Wed 2/122:45 p.m. -
Nonstop3h 50m
Mon 14/123:45 p.m. -
Nonstop3h 05m
Deal found 30/10C$ 526
Wed 2/128:17 a.m. -
Nonstop3h 46m
Thu 3/125:45 p.m. -
Nonstop3h 12m
Deal found 28/10C$ 531
Sun 13/128:17 a.m. -
Nonstop3h 46m
Tue 15/125:45 p.m. -
Nonstop3h 12m
Deal found 29/10C$ 543
Tue 15/128:17 a.m. -
Nonstop3h 46m
Mon 21/125:25 p.m. -
Nonstop3h 20m
Deal found 30/10C$ 553
Fri 8/18:00 a.m. -
Nonstop4h 00m
Mon 11/15:33 p.m. -
Nonstop3h 20m
Deal found 29/10C$ 568
Tue 1/128:17 a.m. -
Nonstop3h 46m
Tue 8/125:45 p.m. -
Nonstop3h 12m
Deal found 29/10C$ 571
Wed 25/118:50 a.m. -
Nonstop3h 45m
Mon 30/115:25 p.m. -
Nonstop3h 08m
Deal found 29/10C$ 585
Wed 25/118:50 a.m. -
Nonstop3h 45m
Sun 29/115:25 p.m. -
Nonstop3h 08m
Deal found 29/10C$ 603
Last-minute flights from Buffalo to Denver
Discover last-minute flight deals from Buffalo to Denver. Data last updated 31 October 2026 and is based on user searches.
Thu 19/118:50 a.m. -
Nonstop3h 45m
Mon 23/115:25 p.m. -
Nonstop3h 08m
Deal found 28/10C$ 462
Fri 20/118:50 a.m. -
Nonstop3h 45m
Mon 23/115:25 p.m. -
Nonstop3h 08m
Deal found 28/10C$ 490
Fri 20/118:50 a.m. -
Nonstop3h 45m
Fri 27/115:25 p.m. -
Nonstop3h 08m
Deal found 28/10C$ 518
Mon 23/116:00 a.m. -
1 stop9h 49m
Mon 30/115:25 p.m. -
Nonstop3h 08m
Deal found 26/10C$ 599
Wed 25/118:50 a.m. -
Nonstop3h 45m
Mon 30/115:25 p.m. -
Nonstop3h 08m
Deal found 29/10C$ 585
Wed 25/118:50 a.m. -
Nonstop3h 45m
Sun 29/115:25 p.m. -
Nonstop3h 08m
Deal found 29/10C$ 603
Thu 26/119:55 a.m. -
2 stops9h 35m
Thu 3/123:45 p.m. -
Nonstop3h 05m
Deal found 29/10C$ 483
Thu 26/118:50 a.m. -
Nonstop3h 45m
Thu 3/125:45 p.m. -
Nonstop3h 12m
Deal found 29/10C$ 616
One-way flights from Buffalo to Denver
Search for one-way flight options from Buffalo to Denver. Find affordable one-way fares based on user searches. Data last updated 31 October 2026.
Mon 14/122:45 p.m. -
Nonstop3h 50m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 25/10C$ 232
Thu 3/1212:45 p.m. -
2 stops8h 45m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 27/10C$ 253
Sun 15/1112:54 p.m. -
1 stop9h 06m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 27/10C$ 260
Thu 12/1112:54 p.m. -
1 stop9h 06m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 30/10C$ 275
Fri 25/128:15 a.m. -
Nonstop4h 00m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 27/10C$ 285
Sat 12/123:20 p.m. -
1 stop7h 15m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 25/10C$ 299
Tue 22/128:15 a.m. -
Nonstop4h 00m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 27/10C$ 300
Tue 22/123:35 p.m. -
2 stops6h 15m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 27/10C$ 306
Mon 21/128:35 a.m. -
Nonstop3h 50m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 27/10C$ 313
Tue 22/126:59 p.m. -
1 stop7h 21m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 27/10C$ 335
Mon 23/114:55 p.m. -
Nonstop3h 40m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 29/10C$ 344
Find flight deals from Buffalo to Denver
Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 31 October 2026.
Customize your flight search to find flights from Buffalo to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 31 October 2026.
Use the filters below to find and compare flights from Buffalo to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest round-trip
BuffaloDenver
BUF Buffalo - DEN Denver Intl
BUFDEN
Buffalo
Thu 3/12
2:45 p.m.-4:35 p.m.
Nonstop3h 50m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 232
BuffaloDenver
BUF Buffalo - DEN Denver Intl
BUFDEN
Buffalo
Fri 4/12
2:45 p.m.-4:35 p.m.
Nonstop3h 50m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 260
Quickest round-trip
BuffaloDenver
BUF Buffalo - DEN Denver Intl
BUFDEN
Buffalo
Mon 4/1
4:55 p.m.-6:35 p.m.
Nonstop3h 40m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 285
BuffaloDenver
BUF Buffalo - DEN Denver Intl
BUFDEN
Buffalo
Sun 13/12
6:41 p.m.-11:22 p.m.
1 stop6h 41m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 358
BuffaloDenver
BUF Buffalo - DEN Denver Intl
BUFDEN
Buffalo
Mon 30/11
7:25 p.m.-12:40 a.m.
1 stop7h 15m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 411
BuffaloDenver
BUF Buffalo - DEN Denver Intl
BUFDEN
Buffalo
Fri 26/3
7:20 a.m.-3:05 p.m.
2 stops9h 45m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 418
BuffaloDenver
BUF Buffalo - DEN Denver Intl
BUFDEN
Buffalo
Fri 26/3
8:30 a.m.-10:28 a.m.
Nonstop3h 58m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 438
BuffaloDenver
BUF Buffalo - DEN Denver Intl
BUFDEN
Buffalo
Fri 13/11
8:50 a.m.-10:35 a.m.
Nonstop3h 45m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 444
BuffaloDenver
BUF Buffalo - DEN Denver Intl
BUFDEN
Buffalo
Thu 18/3
8:30 a.m.-10:28 a.m.
Nonstop3h 58m
Denver Intl
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 450
BuffaloDenver
BUF Buffalo - DEN Denver Intl
BUFDEN
Buffalo
Thu 10/12
2:45 p.m.-4:35 p.m.
Nonstop3h 50m
Denver Intl
Tue 15/12
3:45 p.m.-8:50 p.m.
Nonstop3h 05m
C$ 462
Flights are sorted by cheapest round-trip flights first.
Deals found on 27/10
Showing 1-10 of 19 resultsSorted by cheapest first
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Best time to book a flight from Buffalo to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Buffalo with our price prediction graph.
BUF-DEN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Buffalo to Denver
Prices
More
How far ahead should I book a flight from Buffalo to Denver?
To ensure you get the cheapest price possible for a flight from Buffalo to Denver, you should look to book at least 36 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Buffalo to Denver?
Currently, May is the cheapest month in which you can book a flight from Buffalo to Denver (average of C$ 542). Flying from Buffalo to Denver in July is currently the most expensive (average of C$ 697). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from BUF to DEN?
Find hourly flight availability from Buffalo to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 October 2026.
Unlike in the evening, when flights are generally more expensive, you can save up to 27% on flights from Buffalo to Denver by exploring options for tickets at noon.
How much does it cost to fly round-trip from Buffalo to Denver?
Airfare is below average for this route at the moment.
Buffalo to Denver flights typically cost between C$ 443 and C$ 630 in February.The cheapest round-trip price found within the last 5 days was C$ 388 on Frontier (16 Feb-23 Feb).
What’s the top layover airport for flights from Buffalo to Denver?
Share of one-stop round-trip flights from Buffalo to Denver chosen by Cheapflights users in the past 12 months, using the same layover each way.
Atlanta (ATL) – chosen by Cheapflights users on 94% of one-stop itineraries from Buffalo to Denver on Cheapflights.
What’s the cheapest layover airport for flights from Buffalo to Denver?
Average round-trip fare for 1-stop flights from Buffalo to Denver, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Boston (BOS) is the most affordable 1-stop option, with an average round-trip price of C$ 303.
What’s the fastest layover option from Buffalo to Denver?
Shortest average travel time for 1-stop one-way flights from Buffalo to Denver, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Boston (BOS) have the shortest average one-way travel time for 1-stop routes: 9h 15m.
Which airport typically offers the quickest layover for flights from Buffalo to Denver?
Average layover duration for 1-stop one-way flights from Buffalo to Denver, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Boston (BOS) offer the fastest connection on this route, with an average layover time of 2h 19m.
Reviews of airlines servicing Denver
Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated 31 October 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andFrontier
from Buffalo to Denver. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Related info for your journey
Find useful and relevant information for your journey from Buffalo to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How popular is this Buffalo to Denver flight route?
This flight path from Buffalo to Denver Intl was viewed by 34 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Buffalo to Denver?
There are many flights that can get you from Buffalo to Denver in 3h 50m. Fly via Southwest or United Airlines to get the fastest option. The distance between Buffalo and Denver is about 2181 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Buffalo to Denver round-trip?
Cheapflights users have booked flights from Buffalo to Denver round-trip from C$ 276. Other airlines that can offer you cheap pricing are United Airlines, from C$ 390, and Southwest, from C$ 525. You may be able to fly from Buffalo to Denver for 54% less than the average price by searching for these airlines.
What are the cheapest flights from Buffalo to Denver?
The cheapest flight price from Buffalo to Denver is C$ 368. On average you can expect to pay C$ 585. The most popular route, (Buffalo - Denver Intl), can usually be booked for C$ 513.
Can I find deals for business class flights from Buffalo to Denver?
Yes. Cheapflights offers flight deals from Buffalo to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Buffalo to Denver?
Currently, May is the cheapest month in which you can book a flight from Buffalo to Denver (average of C$ 542). Flying from Buffalo to Denver in July is currently the most expensive (average of C$ 697). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 31 October 2026.
Discover the top 3 airlines that operate flights from Buffalo to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 31 October 2026.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Buffalo to Denver?
When you search for this flight from Buffalo to Denver, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Buffalo to Denver?
Cheapflights helps you find that perfect flight to Denver from Buffalo by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Buffalo to Denver with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Buffalo to Denver flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Buffalo to Denver become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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