Vuelos de Delta de Buffalo (BUF) a Chicago (ORD) desde $134

Be sure to go to our Covid-19 Travel Advisor to see if there are any current quarantine requirements or travel advice reports in effect in O’Hare Airport when flying from BUF.

Before you jet off from BUF to O’Hare Intl. Airport (ORD) with Delta Air Lines, it might be a good idea to get in touch with the airline for your terminal information. While your boarding pass should contain some of the relevant details, we can’t guarantee it.

Delta Air Lines doesn’t operate direct flights between Buffalo Niagara Intl. Airport (BUF) and O’Hare Airport, so plan to make at least one stopover. If you’ve got enough time between flights, check out the airport shops while waiting for your connection.

Enjoy an in-flight snooze and touch down at your destination feeling refreshed. You’ll have ample time to do so when traveling with Delta Air Lines between Buffalo Niagara International Airport and O’Hare Intl. Airport (ORD), with the flight taking an average of 4 hours and 22 minutes.

Delta Air Lines offers roughly 4 flights daily from Buffalo Niagara Intl. Airport (BUF) to O’Hare Intl. Airport (ORD).

For more info about changing your flight to O’Hare Airport, please visit our Customer Service Portal.

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.