Cheap Flights from Chicago (MDW) to Buffalo (BUF)

Southwest Airlines

Compare Chicago Midway to Buffalo Niagara flight deals

Find the cheapest month or even day of the year to fly to Buffalo Niagara

Book the best Buffalo Niagara fare with no extra fees

Flight deals from Chicago Midway to Buffalo Niagara

Looking for a cheap last-minute deal or the best return flight from Chicago Midway Airport to Buffalo Niagara Airport? If you want to travel next month, return fares start from $283. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Chicago Midway to Buffalo Niagara

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago Midway to Buffalo Niagara flights are currently cheapest in September.

Direct flights from Chicago Midway to Buffalo Niagara

Southwest Airlines

Chicago Midway to Buffalo Niagara: Alternative routes

Compare routes from Chicago Midway to Buffalo below. You may find an airport to fly into that's cheaper, faster, or easier than Buffalo Niagara.

Chicago to Buffalo: Flight information

The things to know before you go.
Cheapest flight found$283
Cheapest month to flySeptember
Average flight time1 hr, 32 mins
Most popular airlineSouthwest Airlines
Average flights per week17

Finding cheap flights from Chicago Midway to Buffalo Niagara: Frequently asked questions

The best price we found for a return flight from Chicago Midway to Buffalo Niagara is $283. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 32 minutes is the average flight time from Chicago Midway to Buffalo Niagara.
Southwest Airlines flies direct from Chicago Midway to Buffalo Niagara.
As of August 2026, there are 17 flights per week flying from Chicago Midway to Buffalo Niagara.
The cheapest month to fly from Chicago Midway to Buffalo Niagara is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Chicago Midway Airport to Buffalo Niagara Airport on Wednesday, 16 September 2026.
Yes – the average flight time is 1 hour and 32 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Buffalo Niagara but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Buffalo is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Frontier Airlines and Southwest Airlines offer the cheapest flight tickets to Buffalo Niagara.

Flying from Chicago Midway Airport (MDW) to Buffalo Niagara Airport (BUF): what you need to know

  • Around 1 hour 30 minutes is how long you can expect to be in the air on a direct flight from Chicago Midway Airport to Buffalo Niagara Airport.

  • Take your pick of 12 weekly Chicago Midway Airport to Buffalo Niagara Airport flights. The 07:55 departure with Southwest Airlines is the earliest flight available. Southwest Airlines operates the latest service of the day at 22:35.

  • Get to the airport on time so you don't miss your MDW to BUF flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid a last-minute sprint to the gate.

  • You can expect bigger queues in popular months like July. Arriving up to four hours in advance for an international flight and two hours for domestic departures is a good idea.

  • Southwest Airlines has direct flights from Chicago Midway Airport to Buffalo Niagara Airport. Book with this popular carrier, then get ready to discover the sights in Buffalo — and maybe even more of the United States if your schedule allows.

  • Most travellers choose to travel with Southwest Airlines on this route.

  • With 72.22% of services landing on schedule, Southwest Airlines is the most punctual carrier offering MDW to BUF flights.

  • If you want to add a stop to your trip, just uncheck 'Direct flights only' when searching for your ticket from Chicago Midway Airport to Buffalo Niagara Airport. Here are the top stopovers between MDW and BUF:

    • Detroit Wayne County Airport

    • Washington Ronald Reagan Airport

    • Baltimore Washington International Airport

How to find the cheapest flights from Chicago Midway Airport (MDW) to Buffalo Niagara Airport (BUF)

  • $138 is the lowest price for a one-way Chicago Midway Airport to Buffalo Niagara Airport flight. A return flight starts at $283. These prices may change based on demand and availability.

  • It's usually best to book ahead of time if you want to find cheap tickets from MDW to BUF. That's because airlines change prices based on demand, which tends to rise closer to the date of departure.

  • May is the cheapest month for flights from Chicago Midway Airport to Buffalo Niagara Airport. If you prefer to travel during a different time of year, the 'Whole month' tool will give you the lowest airfares across every month.

  • Never miss a deal on cheap flights from MDW to BUF by creating a Price Alert. You'll get an email or push notification on the app when a special offer becomes available.

  • Lock in the perfect flight for you by using the filters. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Chicago Midway Airport to Buffalo Niagara Airport, use the 'Sort by' tool. You can also filter by departure and arrival times, airline, and number of stops.

Handy information about Chicago Midway Airport (MDW)

  • MDW is located at 5700 South Cicero.

  • When it comes to the on-time performance of Chicago Midway Airport, data shows 76% of flights complete their journey on time.

  • To reach Chicago Midway Airport from central Chicago, it takes about 25 minutes if you're planning to drive. This depends on traffic though. It's approximately 16 kilometres from the airport to the city centre.

  • Catching public transport? Expect a trip time of around 30 minutes.

  • Get your journey off to a leisurely start by staying near MDW. Whether you've booked an early flight from Chicago Midway Airport to Buffalo Niagara Airport or want to avoid feeling rushed, these hotels are ideal:

Arriving at Buffalo Niagara Airport (BUF)

  • Consider booking a hotel close to BUF if you're taking a late Chicago Midway Airport to Buffalo Niagara Airport flight. Settle into one of these options and skip the long transfer after landing:

  • Pick up a Buffalo Niagara Airport rental car and explore Buffalo and beyond with your own set of wheels. Dollar, Hertz and Budget are popular providers you can book with here.

  • Get the best deal by booking your vehicle from Buffalo Niagara Airport about two weeks ahead of your departure.

Getting from Buffalo Niagara Airport (BUF) to central Buffalo

  • You'll find BUF at Genesee Street.

  • Buffalo Niagara Airport is roughly 16 kilometres from the centre of Buffalo. The drive time takes about 20 minutes.

  • When travelling by public transport, expect a journey time of around 40 minutes.

When to fly to Buffalo Niagara Airport (BUF)

  • August is the busiest month for flights from Chicago Midway Airport to Buffalo Niagara Airport. To escape the crowds, travel to Buffalo in March.

  • Before locking in your flight from Chicago Midway Airport to Buffalo Niagara Airport, think about the kind of weather you enjoy. July is the warmest month in Buffalo, with temperatures ranging from 15ºC (59ºF) to 29ºC (84ºF).

  • Look for cheap tickets from MDW to BUF in January if you like cooler conditions. Temperatures are at their lowest around then, ranging between -10ºC (14ºF) and 2ºC (36ºF) on average.

Explore more of the United States

  • Buffalo has loads to offer, but there are so many other corners of the United States waiting to be discovered. Around 467 kilometres south-east of Buffalo, a visit to New York will fill your itinerary to the brim. Don't miss top attractions like Central Park, Statue of Liberty and Metropolitan Museum of Art.

  • Philadelphia is another well-known destination in the United States and is around 451 kilometres south-east of Buffalo. No trip is complete without seeing Independence Hall, Liberty Bell and Philadelphia Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.