￥18,860 Cheap Flights from Chicago (CHI) to Buffalo (BUF)

View ￥18,860 flight on Tue, Mar 3, 2026Opens in a new window

Popular airlines from Chicago to Buffalo, NY (BUF-Buffalo Niagara Intl.)

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Cheap Flights from Chicago to Buffalo (CHI-BUF)

Prices were available within the past 7 days and start at ￥18,860 for one-way flights and ￥45,890 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Jan 22 - Tue, Jan 27
MDW
Chicago
BUF
Buffalo
￥45,890 Roundtrip, found 6 days ago
￥45,890
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Jan 22 from Chicago to Buffalo, returning Tue, Jan 27, priced at ￥45,890 found 6 days ago
American Airlines
Mon, Jun 15 - Wed, Jun 17
ORD
Chicago
BUF
Buffalo
￥47,410 Roundtrip, found 6 days ago
￥47,410
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Jun 15 from Chicago to Buffalo, returning Wed, Jun 17, priced at ￥47,410 found 6 days ago
Delta
Thu, Jan 22 - Tue, Jan 27
MDW
Chicago
BUF
Buffalo
￥48,900 Roundtrip, found 6 days ago
￥48,900
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Jan 22 from Chicago to Buffalo, returning Tue, Jan 27, priced at ￥48,900 found 6 days ago
American Airlines
Mon, Jun 15 - Wed, Jun 17
ORD
Chicago
BUF
Buffalo
￥48,940 Roundtrip, found 6 days ago
￥48,940
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Jun 15 from Chicago to Buffalo, returning Wed, Jun 17, priced at ￥48,940 found 6 days ago
American Airlines
Fri, May 8 - Mon, May 11
ORD
Chicago
BUF
Buffalo
￥49,220 Roundtrip, found 2 days ago
￥49,220
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, May 8 from Chicago to Buffalo, returning Mon, May 11, priced at ￥49,220 found 2 days ago
American Airlines
Fri, May 8 - Mon, May 11
ORD
Chicago
BUF
Buffalo
￥49,570 Roundtrip, found 2 days ago
￥49,570
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, May 8 from Chicago to Buffalo, returning Mon, May 11, priced at ￥49,570 found 2 days ago
Delta
Fri, May 8 - Mon, May 11
ORD
Chicago
BUF
Buffalo
￥50,240 Roundtrip, found 2 days ago
￥50,240
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, May 8 from Chicago to Buffalo, returning Mon, May 11, priced at ￥50,240 found 2 days ago
Delta
Mon, Jun 15 - Wed, Jun 17
ORD
Chicago
BUF
Buffalo
￥50,470 Roundtrip, found 6 days ago
￥50,470
Roundtrip
found 6 days ago
Select Delta flight, departing Mon, Jun 15 from Chicago to Buffalo, returning Wed, Jun 17, priced at ￥50,470 found 6 days ago
American Airlines
Fri, May 8 - Mon, May 11
ORD
Chicago
BUF
Buffalo
￥50,750 Roundtrip, found 2 days ago
￥50,750
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, May 8 from Chicago to Buffalo, returning Mon, May 11, priced at ￥50,750 found 2 days ago
United
Mon, Jun 15 - Wed, Jun 17
ORD
Chicago
BUF
Buffalo
￥53,680 Roundtrip, found 6 days ago
￥53,680
Roundtrip
found 6 days ago
Select United flight, departing Mon, Jun 15 from Chicago to Buffalo, returning Wed, Jun 17, priced at ￥53,680 found 6 days ago

Find the cheapest month to fly from Chicago (CHI) to Buffalo (BUF)

August is typically the cheapest month to fly

From ￥18,489 - ￥54,066 per traveler.
Flights from Chicago (MDW) to Buffalo (BUF)
Origin airport
Midway Intl.
Destination airport
Buffalo Niagara Intl.
Roundtrip price
￥45,890
Distance
746 km

Chicago to Buffalo Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Chicago to will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Buffalo.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with CHI to BUF flights that won’t make your bank account wince. Ready to temporarily leave behind Chicago for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to BUF with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip journey between Chicago, IL (CHI-All Airports) and BUF was ￥45,890. Fares this good don't last long, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Chicago, IL (CHI-All Airports) to BUF?
Every air carrier has different terms and conditions. If you decide to cancel your getaway, head to our Customer Service Portal.
How do I find cheap flights from Chicago, IL (CHI-All Airports) to BUF that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Chicago, IL (CHI-All Airports) to Buffalo Niagara International Airport?
Lasting around 5 hours and 13 minutes, the flight between Chicago, IL (CHI-All Airports) and Buffalo Niagara Intl. Airport (BUF) is a good opportunity to do some last-minute trip planning. Why not use this time to go over your itinerary for Buffalo?
How far is the flight from Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF)?
Forget about a movie marathon on this flight — it's only 820 kilometers from Illinois to Buffalo. Find your way to your seat, enjoy the in-flight service and you'll be touching down in no time.
Which airlines fly direct from Chicago, IL (CHI-All Airports) to BUF?
A popular airline that services the route from Chicago, IL (CHI-All Airports) to Buffalo Niagara International Airport is United Airlines (UA). It offers 117 flights every month. Southwest Airlines (WN) is also worth checking out. It offers 86 flights a month. Between these two airlines, you'll be able to find a good deal from Illinois to Buffalo.
Are Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF) flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so there are no guarantees. While last-minute flight deals between Chicago, IL (CHI-All Airports) and Buffalo Niagara International Airport are possible, it also makes sense to keep track of prices well before you fly. In fact, some carriers publish their prices up to a year before the departure date. Expedia is constantly updating the best airfare bargains around, so check back often and be ready to pounce when fare prices drop.
Can I fly from Chicago, IL (CHI-All Airports) to BUF right now?
To see what travel restrictions and quarantine requirements are in place for different citizens flying from Chicago, IL (CHI-All Airports) to BUF please visit our COVID 19 travel advisor portal link.

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