Cheap flights from Denver to Buffalo from $101

If you aren’t able to travel during the month of September, then book flights to Buffalo from Denver during February instead. Flights to Buffalo in February, while not as cheap as those in September, still average around $277.

Our data shows that Friday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $268. Flights from Denver to Buffalo on a Sunday will generally be more expensive and average around $504. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

In the morning is the cheapest time of day to fly from Denver to Buffalo when you can find flight prices for as low as $280. Flying to Buffalo in the morning is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Buffalo, so prices are often more expensive at around $538 per ticket.

Fly from Denver Intl to Buffalo for the best Denver Intl - Buffalo flight prices

You are more likely to see cheaper flights to Buffalo from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Buffalo for around $372 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buffalo from Denver for as low as $260 on momondo.

There are 4 cabin classes available to choose from on Denver to Buffalo flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 13% on your flight if you consider stops on a Denver to Buffalo flight.

As of July 2026, prices for Denver to Buffalo flights are approximately 11% more expensive when compared to flights at the same time last year.

JetBlue, United Airlines, and Southwest are the most popular carriers operating from Denver Intl to Buffalo

United Airlines, Southwest and Frontier are the top three most popular airlines that fly to Buffalo from Denver according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Buffalo. Keep in mind that there are 6 different airlines that fly to Buffalo on a routine basis, so you have a few additional options to choose from.

As of July 2026, there are 1 flights per day flying from Denver to Buffalo. The most common time of day flights depart is 5:00PM, with 73% of flights taking off in the afternoon.

As of July 2026, 12 flights take off from Denver and land in Buffalo each week. The most common flight departure day for this route is Mon, with 25% of weekly flights taking off on this day.