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Cheap Flights from San Diego International to Buffalo Niagara

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      Travellers and cabin class, 1 Adult, Economy

      Compare San Diego International 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 International to Buffalo Niagara

      Looking for a cheap last-minute deal or the best return flight from San Diego International Airport to Buffalo Niagara Airport? If you want to travel next month, return fares start from R 5,279. Find the lowest prices on one-way and return tickets right here.
      Buffalo.R 1,776 per passenger.Departing Wed, 21 Oct.One-way flight with jetBlue.Outbound indirect flight with jetBlue, departs from San Diego International on Wed, 21 Oct, arriving in Buffalo Niagara.Price includes taxes and charges.From R 1,776, select.
      Buffalo.R 1,783 per passenger.Departing Wed, 16 Dec.One-way flight with jetBlue.Outbound indirect flight with jetBlue, departs from San Diego International on Wed, 16 Dec, arriving in Buffalo Niagara.Price includes taxes and charges.From R 1,783, select.
      Buffalo.R 2,607 per passenger.Departing Sat, 1 May.One-way flight with United.Outbound indirect flight with United, departs from San Diego International on Sat, 1 May, arriving in Buffalo Niagara.Price includes taxes and charges.From R 2,607, select.
      Buffalo.R 2,639 per passenger.Departing Sun, 15 Nov.One-way flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Sun, 15 Nov, arriving in Buffalo Niagara.Price includes taxes and charges.From R 2,639, select.
      Buffalo.R 2,774 per passenger.Departing Mon, 4 Jan.One-way flight with United.Outbound indirect flight with United, departs from San Diego International on Mon, 4 Jan, arriving in Buffalo Niagara.Price includes taxes and charges.From R 2,774, select.
      Buffalo.R 3,045 per passenger.Departing Sun, 20 Jun.One-way flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Sun, 20 Jun, arriving in Buffalo Niagara.Price includes taxes and charges.From R 3,045, select.
      Buffalo.R 3,996 per passenger.Departing Fri, 26 Mar.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from San Diego International on Fri, 26 Mar, arriving in Buffalo Niagara.Price includes taxes and charges.From R 3,996, select.
      Buffalo.R 4,712 per passenger.Departing Wed, 30 Sep.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Wed, 30 Sep, arriving in Buffalo Niagara.Price includes taxes and charges.From R 4,712, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from San Diego International to Buffalo Niagara found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from San Diego International 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 International to Buffalo Niagara flights are currently cheapest in October.
      Sep
      from R 4,712
      Oct
      from R 1,776
      Nov
      from R 2,639
      Dec
      from R 1,783
      Jan
      from R 2,774
      Feb
      Find prices
      Mar
      from R 3,996
      Apr
      Find prices
      May
      from R 2,607
      Jun
      from R 3,045
      Jul
      Find prices
      Aug
      Find prices

      San Diego International to Buffalo Niagara: Alternative routes

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

      Buffalo Niagara

      13km from central Buffalo
      ClosestCheapest
      from R 1,776
      Search flights

      Niagara Falls

      24km from central Buffalo
      from R 4,402
      Search flights

      San Diego to Buffalo: Flight information

      The things to know before you go.
      Cheapest flight foundR 1,781
      Cheapest month to flyOctober

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

      The best price we found for a return flight from San Diego International to Buffalo Niagara is R 4,087. 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 International to Buffalo Niagara. But we found flights with one or more stops from R 4,087.
      As of September 2026, there are no flights flying from San Diego International to Buffalo Niagara.
      The cheapest month to fly from San Diego International to Buffalo Niagara is usually November.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Diego International Airport to Buffalo Niagara Airport on Saturday, 7 November 2026.
      No airlines currently offer direct flights between San Diego International Airport 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.

      Currently, jetBlue offers the cheapest flight tickets to Buffalo Niagara.

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

      • For a smooth journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This way, you'll have plenty of time to board your SAN to BUF flight.

      • You can expect longer lines during popular months such as August. Arriving up to four hours in advance for an international flight and two hours for domestic departures will help ensure a smooth travel experience.

      • If you want to include a stop along the way, simply deselect 'Direct flights only' when searching for your ticket from San Diego International Airport to Buffalo Niagara Airport. These are the most popular stopovers between SAN and BUF:

        • Chicago O'Hare International Airport

        • Denver International Airport

        • Detroit Wayne County Airport

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

      • R 1,776 is currently the best price for a one-way San Diego International Airport to Buffalo Niagara Airport flight. A return flight starts at R 4,087. These fares may change depending on availability.

      • Don't leave everything to the last moment. You're more likely to find cheap tickets from SAN to BUF if you book in advance. Airlines often offer some terrific early bird rates.

      • Getting cheap flights from San Diego International Airport to Buffalo Niagara Airport is more likely if you can be flexible with your travel plans. Use the 'Whole month' tool to see the lowest fares throughout the month and land a great deal.

      • Cut down on the time spent looking for cheap flights from SAN to BUF by setting up a Price Alert. You'll get an email or notification on the app when a special offer becomes available.

      • Choose your preferred arrival and departure times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from San Diego International Airport to Buffalo Niagara Airport.

      Handy information about San Diego International Airport (SAN)

      • You'll find SAN at N Harbour Dr.

      • Of the departures from San Diego International Airport, 74% land on schedule at their destination.

      • San Diego International Airport is around 5 kilometres from central San Diego. If you're driving, ride-sharing or catching a taxi from the centre, it'll take you 15 minutes or so to get there, depending on the traffic.

      • Expect a journey time of about 25 minutes when using public transport.

      • Looking for a handy hotel near SAN? If you're boarding an early flight from San Diego International Airport to Buffalo Niagara Airport, these accommodation options will have you sleeping moments from your check-in counter:

      Arriving at Buffalo Niagara Airport (BUF)

      • The last thing you need is a lengthy journey to your hotel if you're arriving on a late San Diego International Airport to Buffalo Niagara Airport flight. Stay at one of these accommodation options near BUF instead:

      • Hit the road running by picking up a Buffalo Niagara Airport rental car. Grab your wheels from Dollar, Hertz or Budget and explore beyond Buffalo's main sights.

      • Reserving your vehicle from Buffalo Niagara Airport around two weeks in advance gives you the best shot at securing a great deal.

      Getting from Buffalo Niagara Airport (BUF) to central Buffalo

      • BUF is located at Genesee Street.

      • Buffalo Niagara Airport is approximately 16 kilometres from central Buffalo. The drive time takes around 20 minutes.

      • Getting there by public transport typically takes 40 minutes.

      When to fly to Buffalo Niagara Airport (BUF)

      • The quietest month for a flight from San Diego International Airport to Buffalo Niagara Airport is March, while August is the most popular. Choose the ideal time to go to Buffalo based on whether you prefer a more fast-paced or easygoing experience.

      • Book your flight from San Diego International Airport to Buffalo Niagara Airport for July if you want to go to Buffalo during its warmest month. Expect temperatures of between 15ºC (59ºF) and 29ºC (84ºF).

      • If you want to travel in cooler conditions, look for a cheap ticket from SAN to BUF in January. Temperatures average between -10ºC (14ºF) and 2ºC (36ºF) then.

      Explore more of the United States

      • You've done Buffalo, now it's time to discover more of the United States. Journey around 467 kilometres south-east to New York to check off its popular sights. From Central Park to Statue of Liberty and Metropolitan Museum of Art, you'll have a packed itinerary ahead.

      • Around 451 kilometres south-east of Buffalo, Philadelphia is another essential stop in the United States. Experience this destination's highlights firsthand at Independence Hall, Liberty Bell and Philadelphia Museum of Art.

      Plan the rest of your trip from San Diego to Buffalo

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