$69 Cheap flight deals from Chicago (CHI) to Niagara Falls (BUF)

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This Weekend's Flight Deals from Chicago to Niagara Falls

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jul 12 - Mon, Jul 28
MDW
Midway Intl.
BUF
Buffalo Niagara Intl.
$284 Roundtrip, found 6 days ago
$284
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Sat, Jul 12 from Midway Intl. to Buffalo Niagara Intl., returning Mon, Jul 28, priced at $284 found 6 days ago
Sun, Jul 13 - Sun, Jul 20
ORD
O'Hare Intl.
BUF
Buffalo Niagara Intl.
$310 Roundtrip, found 2 days ago
$310
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sun, Jul 13 from O'Hare Intl. to Buffalo Niagara Intl., returning Sun, Jul 20, priced at $310 found 2 days ago

Airfares from $69 One Way, $137 Round Trip from Chicago to Niagara Falls

Prices starting at $137 for return flights and $69 for one-way flights to Niagara Falls were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 22 - Thu, Sep 25
ORD
Chicago
BUF
Buffalo
$137 Roundtrip, found 6 days ago
$137
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Sep 22 from Chicago to Buffalo, returning Thu, Sep 25, priced at $137 found 6 days ago
Thu, Aug 28 - Mon, Sep 1
ORD
Chicago
BUF
Buffalo
$139 Roundtrip, just found
$139
Roundtrip
just found
Select United flight, departing Thu, Aug 28 from Chicago to Buffalo, returning Mon, Sep 1, priced at $139 just found
Mon, Aug 25 - Tue, Aug 26
MDW
Chicago
BUF
Buffalo
$140 Roundtrip, found 2 days ago
$140
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Mon, Aug 25 from Chicago to Buffalo, returning Tue, Aug 26, priced at $140 found 2 days ago
Thu, Aug 28 - Mon, Sep 1
ORD
Chicago
BUF
Buffalo
$140 Roundtrip, just found
$140
Roundtrip
just found
Select United flight, departing Thu, Aug 28 from Chicago to Buffalo, returning Mon, Sep 1, priced at $140 just found
Thu, Aug 28 - Mon, Sep 1
ORD
Chicago
BUF
Buffalo
$149 Roundtrip, just found
$149
Roundtrip
just found
Select Southwest Airlines flight, departing Thu, Aug 28 from Chicago to Buffalo, returning Mon, Sep 1, priced at $149 just found

Niagara Falls economy flight packages

Price found within the past 48 hours. Click for updated prices.
Buffalo Airport Hotel
3.0-star property

Buffalo Airport Hotel

8/10 Very Good! (2,506 reviews)

Aug 4 - Aug 8

4 night stay

Chicago (CHI) to Buffalo (BUF)

Air Canada • Non-stop roundtrip • Coach
per person
found 1 day ago
The owner,Paul, was very personable and the front desk staff were incredibly helpful regarding parking and transfers to the airport.

Reviewed on Mar 7, 2025

Comfort Inn The Pointe
3.0-star property

Comfort Inn The Pointe

8.2/10 Very Good! (1,336 reviews)

Aug 4 - Aug 8

4 night stay

Chicago (CHI) to Buffalo (BUF)

Air Canada • Non-stop roundtrip • Coach
per person
found 1 day ago
El personal , muy amable . Los chicos en el desayunador , muy amables y mantienen todo limpio . Excelente atención . Gracias .

Reviewed on Jul 4, 2025

Hyatt Regency Buffalo / Hotel and Conference Center
3.5-star property

Hyatt Regency Buffalo / Hotel and Conference Center

8/10 Very Good! (1,350 reviews)

Aug 4 - Aug 8

4 night stay

Chicago (CHI) to Buffalo (BUF)

Air Canada • Non-stop roundtrip • Coach
per person
found 1 day ago
Nice and clean hotel with nice staff.. bed was comfy

Reviewed on Jun 26, 2025

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More About Flying To Niagara Falls from Chicago

Route Information for Flights from Chicago to Niagara Falls

Origin Airport IATA Code
CHI
Destination Airport IATA Code
BUF
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Chicago to Niagara Falls

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Frequently asked questions

Are there non-stop flights from Chicago to Niagara Falls?
Yes, you'll be thrilled to hear that you can jet straight from ORD to Buffalo, NY (BUF-Buffalo Niagara Intl.). Nonstop flights can be booked with United Airlines and American Airlines.
What is the shortest flight from Chicago to Niagara Falls?
If the weather is good and all goes as scheduled, you could be touching down at Buffalo Niagara Intl. Airport (BUF) from Chicago, IL (MDW-Midway Intl.) in as little as 2 hours and 13 minutes. With such a speedy flight time, consider bringing hand luggage only.
What airlines fly from Chicago to Niagara Falls most frequently?
The airlines that have the most frequent flights between O'Hare Airport and BUF include United Airlines (UA). This well-known option operates 121 flights on the route each month. If you can't find the right flight for you there, take a look at the fares with American Airlines (AA). This carrier is a fantastic alternative and has 112 flights between Chicago and Niagara Falls every month.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won't keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.