Cheap Flights from San Diego (SANA) to Buffalo Niagara (BUF)

Compare San Diego 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 San Diego to Buffalo Niagara

Looking for a cheap last-minute deal or the best return flight from San Diego to Buffalo Niagara? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Diego to Buffalo Niagara

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

San Diego to Buffalo Niagara: Alternative routes

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

San Diego to Buffalo: Flight information

The things to know before you go.
Cheapest flight found£241
Cheapest month to flySeptember

Finding cheap flights from San Diego to Buffalo Niagara: Frequently asked questions

The best price we found for a return flight from San Diego to Buffalo Niagara is £241. 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.
Currently, there are no airlines that fly direct from San Diego to Buffalo Niagara. But we found flights with one stop from £241.
As of July 2025, there are no flights flying from San Diego to Buffalo Niagara.
The cheapest month to fly from San Diego to Buffalo Niagara is usually September.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from San Diego to Buffalo Niagara Airport on Monday, 8 September 2025.
No airlines currently offer direct flights between San Diego and Buffalo Niagara Airport. Most routes have one or more stops.
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.
The cheapest airline that flies to Buffalo Niagara is Delta .

Travelling from San Diego to Buffalo Niagara International Airport (BUF): What you need to know

  • Begin your trip planning by checking out the best departure point for your flight from San Diego to Buffalo Niagara International Airport (BUF). Explore the options for taking off from San Diego International Airport (SAN) or McClellan-Palomar Airport (CLD), two of the city's main airports.

  • Buffalo Niagara International Airport is located in Buffalo. The city operates on the UTC-4 timezone and is three hours ahead of San Diego.

  • Get to the airport on time so you don't miss your flight from San Diego to BUF. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid the mad dash to your gate.

  • Peak season means busier airports, so aim to get there even earlier. Give yourself at least two hours before a domestic flight and four hours for an international journey to keep to your schedule.

Airports in San Diego

San Diego International Airport (SAN)

  • Located around 5 kms (3 miles) from the centre of San Diego, SAN can be reached in about 10 minutes by car (depending on traffic). The journey on public transport takes roughly 20 minutes.

  • Want a stress-free start to your break? Stay near San Diego International Airport. Whether you're catching an early flight from San Diego to Buffalo Niagara International Airport or aren't a fan of being rushed, these hotels offer the perfect solution:

  • 71.38% of flights that take off from San Diego International Airport arrive at their destination on schedule.

  • You'll find SAN at N Harbour Dr.

McClellan-Palomar Airport (CLD)

  • You can get to CLD from the centre of San Diego in about 40 minutes by car, depending on traffic. The journey by public transport takes roughly 2 hours 15 minutes to cover the 56 kms (35 miles) or so.

  • Flying out early in the morning? Think about staying at one of these hotels near McClellan-Palomar Airport the day before your San Diego to BUF flight:

About Buffalo Niagara International Airport (BUF)

  • If you're arriving on a late flight from San Diego to Buffalo Niagara International Airport, few things top the convenience of staying close to the terminal. Pick up your luggage at baggage claim and then be showered and relaxing soon after at one of these hotels near BUF:

  • Follow your own route with a Buffalo Niagara International Airport rental car. Pick up a set of wheels from Dollar, Hertz or Budget and venture far and wide through Buffalo and beyond.

  • To secure the lowest price, book your ride around two weeks ahead of your San Diego to Buffalo Niagara International Airport flight.

  • You'll find BUF at Genesee Street.

Getting from Buffalo Niagara International Airport (BUF) to central Buffalo

  • Buffalo Niagara International Airport to central Buffalo is roughly 8 miles. If you're renting a car or getting a cab, do a little research to make your trip as smooth as possible. Journey times may vary depending on traffic conditions and the time of day.

  • If you're using public transport, expect a journey time of roughly 1 hour 15 minutes.

How to find the cheapest flights from San Diego to Buffalo Niagara International Airport (BUF)

  • £120 is the lowest price for a one-way ticket from San Diego to Buffalo Niagara International Airport. A return flight starts from £241. These prices may change based on demand.

  • Don't wait until the last minute. You're more likely to walk away with cheap flights from San Diego to BUF if you book ahead. Airlines often have some fantastic early bird rates.

  • The 'Whole month' search tool will show you the cheapest San Diego to Buffalo Niagara International Airport tickets across the month. It's an easy way to find a bargain if your trip dates aren't set in stone.

  • Be the first to know about deals for plane tickets from San Diego to BUF by creating a Price Alert. We'll send you an email or push notification on the app when fares go down.

  • Filters make it easier to find a bargain for your flight from San Diego to Buffalo Niagara International Airport. Choose the flight times, carriers and stops that check all your boxes. Then sort the results by 'Cheapest' to find the best price quickly.

The best time to fly from San Diego to Buffalo Niagara International Airport (BUF)

  • Picture the kind of break you want when picking your flight dates. May is the quietest month to visit Buffalo. August is when most people book flights from San Diego to Buffalo Niagara International Airport (BUF), which may be perfect if you enjoy travelling when it's busier.

  • Lock in a San Diego to BUF plane ticket departing in July if you're eager to explore the city during its warmest month. You can expect temperatures in Buffalo to range from 15ºC (59ºF) to 28ºC (82ºF).

  • January sees temperatures of between -10ºC (14ºF) and 2ºC (36ºF). Look for cheap tickets from San Diego to Buffalo Niagara International Airport around that time if you want to travel in cooler conditions.

More about Buffalo

  • Once you've booked your flight from San Diego to Buffalo Niagara International Airport, find a hotel that's got location and comfort covered. Make one of these options your base for exploring Buffalo:

  • Every great holiday has to include a little sightseeing. Frank Lloyd Wright's Darwin D. Martin House Complex, Albright-Knox Art Gallery and Forest Lawn are essential stops on your Buffalo itinerary.

Explore more of the United States

  • Cleveland is just one of the many cities in the United States waiting to be discovered once you've seen the sights of Buffalo. Around 290 kms (180 miles) away to the south-west, its best attractions include Rock & Roll Hall of Fame & Museum, Cleveland Museum of Art and Cleveland Museum of Natural History.

  • Around 290 kms (180 miles) south of Buffalo, Pittsburgh is another essential stop in the United States. Get a taste of what this destination has to offer at Andy Warhol Museum, Carnegie Museum of Art and The Frick Pittsburgh.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.