Cheap flights from Illinois to Buffalo from $80
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Buffalo departing on 5/8. 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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How to get the cheapest flight ticket from Illinois 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 cheapest month to fly to Buffalo?
If you aren’t able to travel during the month of August, then book flights to Buffalo from Illinois during September instead. Flights to Buffalo in September, while not as cheap as those in August, still average around $300.
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 $316. Flights from Illinois to Buffalo on a Sunday will generally be more expensive and average around $364. 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 evening is the cheapest time of day to fly from Illinois to Buffalo when you can find flight prices for as low as $317. Flying to Buffalo in the evening 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 $352 per ticket.
What is the cheapest Illinois to Buffalo flight route?
Fly from Chicago O'Hare Intl to Buffalo for the best Illinois - Buffalo flight prices
How far in advance should I book a flight to Buffalo?
You are more likely to see cheaper flights to Buffalo from Illinois when booking 13 weeks ahead of your departure date. In general, you can expect to find flights to Buffalo for around $341 when searching 13 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buffalo from Illinois for as low as $242 on momondo.
What cabin class options are available on Illinois to Buffalo flights?
There are 4 cabin classes available to choose from on Illinois to Buffalo flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Illinois to Buffalo?
Frontier, JetBlue, and Southwest are the most popular carriers operating from Illinois to Buffalo
What airlines fly to Buffalo?
American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Buffalo from Illinois according to our data. American Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Buffalo. Keep in mind that there are 4 different airlines that fly to Buffalo on a routine basis, so you have a few additional options to choose from.
How many flights depart from Illinois to Buffalo on average per day?
The number of flights available between Illinois and Buffalo is 28 per day as of April 2025. The most frequent departure time is 6:00PM, with 41% of daily flights leaving at noon.
How many flights depart from Illinois to Buffalo on average per week?
As of April 2025, 198 flights take off from Illinois and land in Buffalo each week. The most common flight departure day for this route is Wed, with 18% of weekly flights taking off on this day.
Cheap Illinois to Buffalo flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Illinois to Buffalo
When did momondo last update prices for flights from Illinois to Buffalo Airport?
Prices for flights from Illinois to Buffalo Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Illinois to Buffalo Airport?
As of April 2025, there are 5 operators available to choose from for flights from Illinois to Buffalo Airport.
How old do you have to be to fly from Illinois to Buffalo Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois 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 Illinois to Buffalo?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Illinois to Buffalo is Embraer 170 (18.23% of total bookings). The next most popular plane models are Canadair (Bombardier) Regional Jet CRJ-550 (16.12%), Boeing 737-700 (13.80%), and Boeing 737 MAX 8 (9.48%).
Best airlines flying from Illinois to Buffalo
Compare and see reviews for airlines that fly from Illinois to Buffalo with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $101 | Free Cancellation | Rating 6.0 3,281 reviews | |||
| PriceFrom $166 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $198 | Free Cancellation | Rating 7.4 8,667 reviews | |||
| PriceFrom $225 | Free Cancellation | Rating 8.0 4,280 reviews |
Traveling to a place near Buffalo?
Book flights to Buffalo if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Illinois to Buffalo?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Buffalo from Illinois.
Can I find flights from Illinois to Buffalo with flexible booking policies on momondo?
momondo does allow users to show only those flights to Buffalo from Illinois which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Illinois to Buffalo?
Once all potential Illinois to Buffalo flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Illinois to Buffalo right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Illinois to Buffalo now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Buffalo and let you know when they change.