Route guide · 472 miles
Cheap Flights from Buffalo to Chicago
BUF → ORD · Nonstop 1h 28m · Live round-trip fares
If Chicago is next on your list, here's the honest picture on fares from Buffalo. The trip covers about 472 miles and takes roughly 1h 28m in the air. Prices on this route reward planners: booking 2–4 weeks ahead is the sweet spot, and the lowest fares tend to sell out fast.
Live fares for BUF → ORD are updating. Use the search below for real-time prices.
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Flight time
1h 28m
Nonstop, typical
Distance
472 mi
BUF → ORD
Book ahead
2–4 weeks
Best window, typically
Nonstop airlines
2
American Airlines, United Airlines
Nonstop flights from Buffalo to Chicago
The fastest way between the two cities is the nonstop: about 1h 28m for the 472-mile run from BUF to ORD. Those flights are flown by American Airlines, United Airlines. Prices behave best when you book 2–4 weeks out.
Booking insights: Buffalo → Chicago
- Distance: 472 miles · nonstop flight time: 1h 28m.
- Fares tend to bottom out when you book about 2–4 weeks ahead — earlier than that rarely helps, later usually hurts.
- Tuesday and Wednesday departures usually undercut Friday and Sunday fares on routes like this one.
- A free fare alert beats daily checking: we watch this route and ping you when prices drop.
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Flying from Buffalo to Chicago: what you need to know
The flight
At 472 miles, BUF to ORD is one of those quick up-and-down flights: roughly 1h 28m nonstop. There's no meal service to plan around — the decisions that matter here are departure time and which airport entrance traffic is kinder to you.
Airlines on this route
American Airlines and United Airlines fly this route nonstop. That matters more than it sounds: the cheapest fare on one carrier is rarely the same product as the cheapest on another. Checked-bag fees, free seat selection and change rules all differ, so compare the full trip cost before you pick a winner. See our airline guides for exactly what each carrier charges — then send an enquiry and we'll confirm the all-in price for your dates.
Leaving from Buffalo (BUF)
Plan to be at the airport two hours before a domestic departure — ninety minutes can work at smaller airports outside peak times, but security lines are the one variable you can't control. If you're checking a bag, add time rather than cutting it close. Our Buffalo airport guide covers terminals, parking and ground transport so you can plan the trip to the airport, not just the flight.
Arriving in Chicago (ORD)
Before you land, know how you're getting from the airport to where you're staying — it's the part of the trip people forget to plan. The Chicago airport guide lays out your ground options, from transit and shuttles to rideshares and rental cars. Flying back the other way? Check Chicago to Buffalo fares — prices on the return direction often move on a different rhythm.
When to book
For a trip of 472 miles, booking 2–4 weeks ahead typically lands you in the sweet spot. Leave it to the final two weeks and prices usually climb as the cheapest seats sell out. If your dates are flexible, midweek departures are where the lower fares hide on most domestic routes.
Good to know before you go
- Tuesday and Wednesday departures are typically the cheapest days on domestic routes.
- Screenshot your fare before you enquire — prices move, and a saved fare helps our team match or beat it.
- Flexible dates? Search a few days either side — one day can change the fare a lot.
- Morning flights are delayed less often than evening ones — earlier departures have the best on-time record.
- Basic economy fares often exclude checked bags and seat selection. Price the whole trip, not the headline fare.
Buffalo to Chicago flight FAQs
How long is the flight from BUF to ORD?
Nonstop flights from Buffalo to Chicago take about 1h 28m and cover roughly 472 miles. One-stop itineraries add 2–4 hours depending on the layover city.
Are there nonstop flights from Buffalo to Chicago?
American Airlines, United Airlines typically operate nonstop flights from BUF to ORD. Nonstops are usually cheapest when booked 2–4 weeks ahead of departure.
What is the cheapest month to fly from Buffalo to Chicago?
There's no single magic month, but prices on this route generally soften in the shoulder season, when demand dips after the holidays and again in early fall. A free fare alert is the easiest way to catch those windows.
How much are last minute flights from BUF to ORD?
Last-minute flights from BUF to ORD (booked within 7 days of departure) typically cost noticeably more than fares booked 2–4 weeks out. Booking early is the smarter move.
What is a good round-trip deal from Buffalo to Chicago?
A good deal is anything at or below the recent fares shown above. Set a free Airfare Deal alert and we'll ping you the moment fares drop.
Which airlines fly from Buffalo to Chicago?
You'll mainly see American Airlines, United Airlines on Buffalo to Chicago. Checking each against the live fares below is the surest way to find the lowest price for your dates.
How early should I get to Buffalo airport for this flight?
Plan on two hours before departure for a domestic flight — ninety minutes can work at smaller airports outside peak times. If you're checking a bag, earlier is better; the bag-drop line, not the flight, is what runs late.
Do the cheapest fares on this route include a checked bag?
Usually not. Basic economy fares on most airlines include a carry-on but charge extra for checked bags, and seat selection can cost more too. Add up the real total before comparing — a slightly higher regular fare sometimes works out cheaper. Our team confirms the full breakdown with you before you pay.
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