$116 Find Cheap Flights from Chicago O'Hare Airport to Buffalo - Compare and Save

For Chicago O'Hare Airport to Buffalo, Saturday is the cheapest day to fly on average and Monday is the most expensive. Flying from Buffalo back to Chicago O'Hare Airport, the best deals are generally found on Saturday, with Sunday being the most expensive.

The cheapest month for flights from Chicago O'Hare Intl Airport to Buffalo is September, where tickets cost $269 (return) on average. On the other hand, the most expensive months are April and March, where the average cost of round-trip tickets is $531 and $470 respectively.

No, with an average price for the route of $389, prices are generally cheapest when you fly direct.

To get a below average price on the flight from Chicago O'Hare Intl Airport to Buffalo, you should book around 4 weeks before departure, which saves you about 39% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 12 weeks before departure.

In the past 5 days, the cheapest round-trip tickets from Chicago O'Hare Airport to Buffalo were found on Frontier ($158) and JetBlue ($223).

There are 3 airlines that fly nonstop from Chicago O'Hare Intl Airport to Buffalo. They are: American Airlines, JetBlue and United Airlines. The cheapest price of all airlines flying this route was found with JetBlue at $98 for a round-trip flight. On average, the best prices for this route can be found at JetBlue.

Atlanta (ATL) is the top choice – 50% of KAYAK users who clicked on 1-stop flights from Chicago O'Hare Airport to Buffalo picked an itinerary connecting there.

Flights via New York (JFK) offer the most affordable fares, with an average round-trip price of $200.

Consider flying via Atlanta (ATL) for the shortest journey. The average one-way travel time for flights connecting there is 5h 39m.

If you prefer a quick connection, New York (JFK) often has the shortest layovers from Chicago O'Hare Airport to Buffalo, with an average of 2h 03m.

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Each day, there are between 7 and 8 nonstop flights that take off from Chicago O'Hare Intl Airport and land in Buffalo, with an average flight time of 1h 47m. The most common departure time is 6:00 pm and most flights take off in the morning. Each week, there are 50 flights. The most frequent day of departure is Monday, when 16% of all weekly flights depart. The fewest flights depart on a Tuesday.