✈️ Flight Guide: Fort Myers (RSW) → Buffalo (BUF)

To find cheap flights from Southwest Florida International Airport (RSW) to Buffalo Niagara International Airport (BUF), compare fares across OTAs and airline sites, use flexible date search in September, and set fare alerts for price drops. Consider mid-week departures (Tuesday–Thursday) and be open to early morning or late-night flights to secure lower fares. Book 3–8 weeks in advance for September travel to Western New York for the best balance of price and availability.

There are no regular nonstop flights between Southwest Florida International Airport (RSW) and Buffalo Niagara International Airport (BUF), so typical total travel time ranges from 4.5 to 7+ hours including a single connection. The airborne time for a direct flight segment is usually about 2 hours and 45 minutes, with layovers commonly at Charlotte (CLT), Philadelphia (PHL), Atlanta (ATL), or Chicago (ORD). Check specific itineraries for exact connection times and shortest total duration.

Major carriers operating one-stop service between Southwest Florida International Airport (RSW) and Buffalo Niagara International Airport (BUF) typically include American Airlines (via Charlotte or Philadelphia), Delta Air Lines (via Atlanta or Detroit), and United Airlines (via Chicago or Newark). Low-cost carriers like Spirit and JetBlue may offer partner connections or seasonal routes, so compare schedules and baggage policies when booking. Use airline comparison tools to check September schedules and seat availability.

Yes — September can see seasonal schedule adjustments as carriers update summer and fall timetables. Expect slightly reduced leisure-season frequencies from Southwest Florida International Airport (RSW) after Labor Day and increased demand into Buffalo Niagara International Airport (BUF) during early fall weekends, especially around Buffalo Bills home games and university events. Always verify September flight schedules and monitor airlines for late summer route updates.

Southwest Florida International Airport (RSW) features car rental centers, rideshare pick-up, shuttle services, and on-site parking; all remain fully operational in September. Seasonal shuttle frequency to Fort Myers and Cape Coral can remain high due to visitor demand, while airlines may add counters for peak travel times. For smooth September travel, arrive at least 90 minutes for domestic flights and use parking reservations or pre-booked rideshares.

Baggage rules depend on the carrier, but for one-stop itineraries from Southwest Florida International Airport (RSW) to Buffalo Niagara International Airport (BUF) expect checked bag fees on most carriers and varying carry-on allowances. If connecting, verify whether carriers transfer baggage through or require recheck during layovers. For September travel, pack layers and consider bringing a compact umbrella and a light jacket for Buffalo’s cooler evenings.

On arrival at Buffalo Niagara International Airport (BUF) in September you can expect mild to cool temperatures, increasing demand on some weekend flights, and accessible ground transport including rental cars, taxis, rideshares, and shuttle services. September is the start of fall foliage season in Western New York, so plan for possible higher hotel demand during peak foliage weekends and Buffalo Bills home games. Confirm baggage claim and transport arrangements ahead of time to avoid delays.

From Buffalo Niagara International Airport (BUF), Niagara Falls is approximately 25–30 minutes by car; you can rent a car, take a shuttle service, or use rideshare/taxi options. Toronto is about 90–120 minutes driving (border crossing times vary) and can be reached by rental car, bus services, or a combination of transfer operators. For international travel to Toronto in September, ensure you have proper travel documents and check border wait times and COVID entry guidance if applicable.

Buffalo Niagara International Airport (BUF) offers several passenger amenities including dining, shops, free Wi-Fi, business services, and seasonal pop-up kiosks. While BUF has limited airline lounges compared to larger hubs, some carriers provide partner lounges or day passes — check your airline benefits or credit card perks before arrival in September. For increased comfort during fall travel, arrive earlier to enjoy restaurants and retail options.

Buffalo Bills home games in September and early fall can increase passenger volumes at Buffalo Niagara International Airport (BUF), leading to fuller flights and higher fares on game weekends. If traveling to Buffalo for a Bills game, book flights and hotels early and plan for heavier traffic to and from Highmark Stadium in Orchard Park. Consider arriving a day early or leaving the day after the event to avoid peak crowds.

Buffalo Niagara International Airport (BUF) provides short-term and long-term parking, economy lots, rental car services, shuttle agencies, taxis, and rideshares. In September, lots are typically less crowded than peak summer, but weekends may fill due to university and NFL events. Reserve airport parking online when possible and check rental car return instructions specific to BUF.

September in Buffalo features mild days and cooler evenings with average highs in the mid-60s to low 70s°F (18–22°C) and variable rain chances. Late-September often brings crisp air and the first hints of fall colors across Western New York, so pack light layers and a waterproof jacket. Check a 10-day forecast before traveling and plan for changing conditions when moving between Buffalo and nearby scenic areas like Niagara Falls.