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Cheap flights from Chicago to Buffalo from $54

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Buffalo departing on 3/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago to Buffalo

Cheap round-trip flights

These are some of the best round-trip flight deals from Chicago to Buffalo that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Chicago to Buffalo.

Cheap last minute flights

Planning a quick getaway from Chicago to Buffalo? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Buffalo, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Chicago to Buffalo

Find recent round-trip train or bus tickets from Chicago to Buffalo.

All round-trip flight deals to Buffalo

The cheapest plane tickets to Buffalo found on KAYAK recently.
10:35 am - 8:14 amORD-BUF
20h 39m1 stop
12:08 pm - 10:23 pmBUF-ORD
11h 15m1 stop
$107Frontier
Find Deal
Thu, Jan 9 - Mon, Jan 13
10:01 pm - 9:52 amORD-BUF
10h 51m1 stop
12:08 pm - 10:23 pmBUF-ORD
11h 15m1 stop
$118Frontier
Find Deal
Fri, Jan 10 - Mon, Jan 13
6:30 pm - 9:10 pmORD-BUF
1h 40mnonstop
5:40 pm - 6:49 pmBUF-ORD
2h 09mnonstop
$237United Airlines
Find Deal
Tue, Jan 21 - Tue, Jan 28
6:30 pm - 9:10 pmORD-BUF
1h 40mnonstop
2:43 pm - 8:25 pmBUF-ORD
6h 42m1 stop
$247United Airlines
Find Deal
Tue, Jan 21 - Tue, Jan 28
6:28 pm - 11:01 pmMDW-BUF
3h 33m1 stop
6:22 am - 8:54 amBUF-MDW
3h 32m1 stop
$256Delta
Find Deal
Tue, Jan 21 - Tue, Jan 28
6:15 pm - 11:01 pmORD-BUF
3h 46m1 stop
6:00 am - 10:53 amBUF-ORD
5h 53m1 stop
$256Delta
Find Deal
Tue, Jan 21 - Tue, Jan 28
10:05 am - 12:42 pmORD-BUF
1h 37mnonstop
1:15 pm - 2:16 pmBUF-ORD
2h 01mnonstop
$257American Airlines
Find Deal
Tue, Feb 18 - Sat, Feb 22
6:13 am - 3:49 pmORD-BUF
8h 36m1 stop
3:05 pm - 4:05 pmBUF-ORD
2h 00mnonstop
$260American Airlines
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Thu, Jan 23 - Wed, Jan 29
6:25 pm - 8:55 pmMDW-BUF
1h 30mnonstop
1:35 pm - 9:25 pmBUF-MDW
8h 50m1 stop
$277Southwest
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Thu, Jan 9 - Mon, Jan 13
5:05 pm - 10:20 pmMDW-BUF
4h 15m1 stop
6:15 am - 4:05 pmBUF-MDW
10h 50m2 stops
$291Southwest
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Thu, Jan 9 - Mon, Jan 13
3:15 pm - 12:21 amORD-BUF
8h 06m1 stop
$54Frontier
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Sat, Mar 1
4:04 pm - 5:34 pmMDW-BUF
24h 30m1 stop
$60Frontier
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Thu, Feb 13
6:30 pm - 9:10 pmORD-BUF
1h 40mnonstop
$119United Airlines
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Wed, Jan 22
6:25 pm - 8:55 pmMDW-BUF
1h 30mnonstop
$119Southwest
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Tue, Jan 7
6:28 pm - 11:01 pmMDW-BUF
3h 33m1 stop
$128Delta
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Tue, Jan 21
6:00 am - 1:38 pmORD-BUF
6h 38m1 stop
$128Delta
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Wed, Jan 22
2:25 pm - 10:20 pmMDW-BUF
6h 55m2 stops
$133Southwest
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Tue, Jan 7
9:00 am - 11:46 amORD-BUF
1h 46mnonstop
$134American Airlines
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Mon, Jan 20
5:36 pm - 12:20 amORD-BUF
5h 44m1 stop
$140American Airlines
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Tue, Mar 11
6:30 pm - 9:10 pmORD-BUF
1h 40mnonstop
$164United Airlines
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Mon, Jan 27
5:03 pm - 12:40 amMDW-BUF
6h 37m1 stop
6:10 am - 8:50 amBUF-MDW
3h 40m1 stop
$493Delta
Find Deal
Thu, Dec 26 - Tue, Dec 31
5:30 pm - 11:03 pmORD-BUF
4h 33m1 stop
6:10 am - 9:21 amBUF-ORD
4h 11m1 stop
$493Delta
Find Deal
Fri, Dec 27 - Wed, Jan 1
10:29 am - 6:04 pmORD-BUF
6h 35m1 stop
2:26 pm - 9:54 amBUF-ORD
20h 28m1 stop
$497Frontier
Find Deal
Wed, Dec 25 - Sun, Jan 5
2:00 pm - 4:38 pmORD-BUF
1h 38mnonstop
7:25 am - 8:34 amBUF-ORD
2h 09mnonstop
$504American Airlines
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Fri, Dec 27 - Wed, Jan 1
2:53 pm - 11:05 pmORD-BUF
7h 12m1 stop
7:25 am - 8:34 amBUF-ORD
2h 09mnonstop
$514American Airlines
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Fri, Dec 27 - Wed, Jan 1
5:45 am - 1:00 pmORD-BUF
6h 15m1 stop
1:35 pm - 9:30 pmBUF-ORD
8h 55m1 stop
$548Southwest
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Tue, Dec 24 - Tue, Dec 31
5:03 pm - 12:40 amMDW-BUF
6h 37m1 stop
6:22 am - 8:54 amBUF-MDW
3h 32m1 stop
$548Delta
Find Deal
Sat, Dec 28 - Mon, Jan 6
2:55 pm - 11:50 pmORD-BUF
7h 55m2 stops
1:35 pm - 9:30 pmBUF-ORD
8h 55m1 stop
$553Southwest
Find Deal
Fri, Dec 27 - Tue, Dec 31
2:02 pm - 4:44 pmORD-BUF
1h 42mnonstop
7:00 am - 8:04 amBUF-ORD
2h 04mnonstop
$564United Airlines
Find Deal
Tue, Dec 24 - Tue, Dec 31
2:02 pm - 4:44 pmORD-BUF
1h 42mnonstop
7:53 pm - 11:25 pmBUF-ORD
4h 32m1 stop
$572United Airlines
Find Deal
Wed, Dec 25 - Sun, Jan 5
9:00 am - 11:46 amORD-BUF
1h 46mnonstop
3:05 pm - 4:05 pmBUF-ORD
2h 00mnonstop
$237American Airlines
Find Deal
Wed, Feb 5 - Wed, Feb 12
9:00 am - 11:46 amORD-BUF
1h 46mnonstop
3:05 pm - 4:05 pmBUF-ORD
2h 00mnonstop
$239American Airlines
Find Deal
Wed, Feb 5 - Wed, Feb 12
5:45 pm - 8:24 pmORD-BUF
1h 39mnonstop
3:05 pm - 4:05 pmBUF-ORD
2h 00mnonstop
$242American Airlines
Find Deal
Wed, Feb 5 - Wed, Feb 12
10:36 am - 1:16 pmORD-BUF
1h 40mnonstop
5:36 pm - 6:38 pmBUF-ORD
2h 02mnonstop
$252United Airlines
Find Deal
Tue, Feb 18 - Sat, Feb 22
10:05 am - 12:42 pmORD-BUF
1h 37mnonstop
1:15 pm - 2:16 pmBUF-ORD
2h 01mnonstop
$254American Airlines
Find Deal
Tue, Feb 18 - Sat, Feb 22
6:30 pm - 9:10 pmORD-BUF
1h 40mnonstop
1:54 pm - 3:03 pmBUF-ORD
2h 09mnonstop
$308United Airlines
Find Deal
Fri, Jan 31 - Mon, Feb 3
6:25 pm - 8:55 pmMDW-BUF
1h 30mnonstop
6:20 am - 7:20 amBUF-MDW
2h 00mnonstop
$309Southwest
Find Deal
Mon, Feb 3 - Fri, Feb 7
6:30 pm - 9:10 pmORD-BUF
1h 40mnonstop
1:54 pm - 3:03 pmBUF-ORD
2h 09mnonstop
$329United Airlines
Find Deal
Thu, Jan 9 - Mon, Jan 13
6:25 pm - 8:55 pmMDW-BUF
1h 30mnonstop
6:45 am - 7:30 amBUF-MDW
1h 45mnonstop
$339Southwest
Find Deal
Fri, Jan 31 - Mon, Feb 3
1:00 pm - 3:25 pmMDW-BUF
1h 25mnonstop
7:20 pm - 7:55 pmBUF-MDW
1h 35mnonstop
$350Southwest
Find Deal
Wed, Apr 9 - Tue, Apr 15

Frontier flights from Chicago to Buffalo

Our best Frontier deals on Chicago to Buffalo flight tickets
Frontier
Jan 9
ORD10:35 amChicago O'Hare Intl
20h 39m
1 stop
BUF8:14 amBuffalo
Jan 13
BUF12:08 pmBuffalo
11h 15m
1 stop
ORD10:23 pmChicago O'Hare Intl
Frontier
Jan 10
ORD10:01 pmChicago O'Hare Intl
10h 51m
1 stop
BUF9:52 amBuffalo
Jan 13
BUF12:08 pmBuffalo
11h 15m
1 stop
ORD10:23 pmChicago O'Hare Intl
Frontier
Jan 31
ORD10:02 pmChicago O'Hare Intl
10h 57m
1 stop
BUF9:59 amBuffalo
Feb 3
BUF12:08 pmBuffalo
11h 08m
1 stop
ORD10:16 pmChicago O'Hare Intl

United Airlines flights from Chicago to Buffalo

Our best United Airlines deals on Chicago to Buffalo flight tickets
United Airlines
Jan 21
ORD6:30 pmChicago O'Hare Intl
1h 40m
BUF9:10 pmBuffalo
Jan 28
BUF5:40 pmBuffalo
2h 09m
ORD6:49 pmChicago O'Hare Intl
United Airlines
Jan 21
ORD6:30 pmChicago O'Hare Intl
1h 40m
BUF9:10 pmBuffalo
Jan 28
BUF2:43 pmBuffalo
6h 42m
1 stop
ORD8:25 pmChicago O'Hare Intl
United Airlines
Jan 23
ORD10:35 amChicago O'Hare Intl
1h 44m
BUF1:19 pmBuffalo
Jan 29
BUF7:00 amBuffalo
2h 03m
ORD8:03 amChicago O'Hare Intl

See travel insights to Buffalo from

How to get the cheapest flight ticket from Chicago to Buffalo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Chicago and Buffalo?

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of February, then book flights to Buffalo from Chicago during August instead. Flights to Buffalo in August, while not as cheap as those in February, still average around $269.

What is the cheapest day to depart on your flight to Buffalo?

Our data shows that Wednesday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $304. Flights from Chicago to Buffalo on a Sunday will generally be more expensive and average around $354. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Buffalo?

In the afternoon is the cheapest time of day to fly from Chicago to Buffalo when you can find flight prices for as low as $321. Flying to Buffalo in the afternoon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Buffalo, so prices are often more expensive at around $331 per ticket.

What is the cheapest Chicago to Buffalo flight route?

Fly from Chicago O'Hare Intl to Buffalo for the best Chicago - Buffalo flight prices

How far in advance should I book a flight to Buffalo?

The ideal time to book your flight to Buffalo is 59 days in advance when prices tend to average $350. However, in the past 72 hours, people saw flights from Chicago for as low as $169.

What cabin class options are available on Chicago to Buffalo flights?

There are 4 cabin classes available to choose from on Chicago to Buffalo flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago to Buffalo flights?

You could potentially save up to 54% on your flight if you consider stops on a Chicago to Buffalo flight.

How have Chicago to Buffalo flight prices changed over time?

As of December 2024, prices for Chicago to Buffalo flights are approximately 43% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to Buffalo

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Buffalo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Buffalo (CHI to BUF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Buffalo

Best Price Found

$54

Fastest flight time

1h 25m

Direct flights

Every day

Airports in Buffalo

1 airport
The best one-way flight to Buffalo from Chicago in the past 72 hours is $54. The best round-trip flight deal from Chicago to Buffalo found on momondo in the last 72 hours is $107.
The fastest flight from Chicago to Buffalo takes 1h 25m
Direct flights go from Chicago to Buffalo every day.
There is 1 airport near Buffalo: Buffalo (BUF)

  • How far is Chicago to Buffalo by plane?

    A flight from Chicago to Buffalo will travel around 451.4 mi. In terms of flight time, this usually takes a little over 1h 25m.

  • When did momondo last update prices for flights from Chicago to Buffalo Airport?

    Prices for flights from Chicago to Buffalo Airport are updated daily.

  • How many operators does momondo search for flights from Chicago to Buffalo Airport?

  • How old do you have to be to fly from Chicago to Buffalo Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Buffalo Airport.

  • What documentation or ID do you need to fly to Buffalo Airport?

    The travel and health documents you'll need for your trip to Buffalo Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buffalo Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago to Buffalo?

  • What is the most popular airline from Chicago to Buffalo?


Best airlines flying from Chicago to Buffalo

Compare and see reviews for airlines that fly from Chicago to Buffalo with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $101Free CancellationRating
6.1
3,469 reviews
Search Frontier flights
American AirlinesPriceFrom $151Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $198Free CancellationRating
7.4
9,020 reviews
Search United Airlines flights
SouthwestPriceFrom $225Free CancellationRating
8.1
4,780 reviews
Search Southwest flights
  • Southwest Flights From Chicago to Buffalo

    The lowest priced Southwest flight from Chicago to Buffalo from the last 72 hours was $225. Generally, Southwest has 12 flights on this route every week with an average price of $355. Southwest is rated 8.1/10 by our users.

  • United Airlines Flights From Chicago to Buffalo

    United Airlines is also a popular choice for this route. United Airlines flight deals for Chicago to Buffalo start from as low as $198 round-trip, depending on your selected dates, with average United Airlines deals seen on momondo around $371. United Airlines operates 18 flights to Buffalo from Chicago in an average week. Users have rated it 7.4/10 across 9,020 reviews.


Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Buffalo?

Finding the right flight to Buffalo from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buffalo quick and easy, saving you time and money.

Can I find flights from Chicago to Buffalo with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Buffalo from Chicago with this policy.

How can momondo help me find flights from Chicago to Buffalo?

momondo provides multiple filters to help you find the best flight to Buffalo from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Chicago to Buffalo right now. Can momondo alert me if prices change?

Price alerts on flights to Buffalo from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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