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Cheap Flights from San Diego International to Buffalo Niagara

Compare San Diego International to Buffalo Niagara flight deals

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

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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 to Buffalo Niagara? Find the lowest prices on one-way and return tickets right here.
Buffalo.280 € per passenger.Departing Wed, 21 May, returning Wed, 28 May.Return flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Wed, 21 May, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departs from Buffalo Niagara on Wed, 28 May, arriving in San Diego International.Price includes taxes and charges.From 280 €, select.
Buffalo.328 € per passenger.Departing Fri, 12 Sep, returning Mon, 15 Sep.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from San Diego International on Fri, 12 Sep, arriving in Buffalo Niagara.Inbound indirect flight with Southwest Airlines, departs from Buffalo Niagara on Mon, 15 Sep, arriving in San Diego International.Price includes taxes and charges.From 328 €, select.
Buffalo.346 € per passenger.Departing Wed, 9 Jul, returning Thu, 17 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Wed, 9 Jul, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departs from Buffalo Niagara on Thu, 17 Jul, arriving in San Diego International.Price includes taxes and charges.From 346 €, select.
Buffalo.346 € per passenger.Departing Fri, 27 Jun, returning Tue, 1 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Fri, 27 Jun, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departs from Buffalo Niagara on Tue, 1 Jul, arriving in San Diego International.Price includes taxes and charges.From 346 €, select.
Buffalo.349 € per passenger.Departing Fri, 30 May, returning Sun, 15 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Fri, 30 May, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departs from Buffalo Niagara on Sun, 15 Jun, arriving in San Diego International.Price includes taxes and charges.From 349 €, select.
Buffalo.375 € per passenger.Departing Wed, 23 Apr, returning Wed, 30 Apr.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from San Diego International on Wed, 23 Apr, arriving in Buffalo Niagara.Inbound indirect flight with Southwest Airlines, departs from Buffalo Niagara on Wed, 30 Apr, arriving in San Diego International.Price includes taxes and charges.From 375 €, select.
Buffalo.380 € per passenger.Departing Thu, 25 Dec, returning Fri, 23 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Thu, 25 Dec, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departs from Buffalo Niagara on Fri, 23 Jan, arriving in San Diego International.Price includes taxes and charges.From 380 €, select.
Buffalo.380 € per passenger.Departing Fri, 27 Jun, returning Mon, 30 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Fri, 27 Jun, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departs from Buffalo Niagara on Mon, 30 Jun, arriving in San Diego International.Price includes taxes and charges.From 380 €, select.

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 May.
Apr
from 375 €
May
from 280 €
Jun
from 380 €
Jul
from 346 €
Aug
Find prices
Sep
from 328 €
Oct
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Nov
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Dec
from 462 €
Jan
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Feb
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Mar
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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.

San Diego to Buffalo: Flight information

The things to know before you go.
Cheapest flight found280 €
Cheapest month to flyMay

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 280 €. 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 280 €.
As of April 2025, 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 April 2025.
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 Wednesday, 21 May 2025.
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, Delta offers the cheapest flight tickets to Buffalo Niagara.

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

  • If you're travelling during a bank holiday or other peak period, give yourself extra time. A good general rule is two hours before domestic flights and up to four hours before international departures. Queues at security and check-in will be longer.

  • If you want to have a stopover for your flight from San Diego International Airport to Buffalo Niagara International Airport, simply uncheck 'Direct flights only' and explore your options. These are the popular stopovers between SAN and BUF:

    • O'Hare International Airport

    • Chicago Midway International Airport

    • Detroit Metropolitan Wayne County Airport

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

  • 139 € is currently the best price for a one-way ticket from San Diego International Airport to Buffalo Niagara International Airport. A return flight starts at 280 €. These prices may change depending on availability and demand.

  • To score cheap tickets from SAN to BUF, book ahead. Airlines usually offer their best fares when flights are first made available.

  • If you can be flexible with your trip dates, try using the 'Whole month' search tool. It'll show you the cheapest price across every month when searching for a ticket from San Diego International Airport to Buffalo Niagara International Airport.

  • Create a Price Alert for cheap tickets from SAN to BUF. You don't need to check back in every day to see whether prices have dropped. We'll tell you as soon as there's a change in price.

  • Use filters to find the best journey for you. To see the 'Cheapest,' 'Fastest' or 'Best' flights from San Diego International Airport to Buffalo Niagara International Airport, use the 'Sort by' function. You can also filter results by departure and arrival times, airline, and number of stops.

Handy information about San Diego International Airport (SAN)

  • Located around 5 kilometres from the centre of San Diego, San Diego International Airport can be reached in approximately 9 minutes by car, depending on traffic. The journey by public transport is roughly 20 minutes.

  • Need a handy hotel close to SAN? If you're catching an early flight from San Diego International Airport to Buffalo Niagara International Airport, these stays will put you moments from your departure gate:

Arriving at Buffalo Niagara International Airport (BUF)

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

  • From Buffalo Niagara International Airport, Buffalo is approximately 18 kilometres away. It takes around 21 minutes to reach the centre driving.

  • When travelling by public transport, expect a journey of about 1 hour and 15 minutes.

When to fly to Buffalo Niagara International Airport (BUF)

  • The quietest month for a flight from San Diego International Airport to Buffalo Niagara International Airport is May, while August is the busiest. Choose the ideal time to visit Buffalo based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • The warmest month in Buffalo is July, with temperatures ranging between 15ºC and 28ºC. Lock in your flights from San Diego International Airport to Buffalo Niagara International Airport in this month if this is the kind of weather you like.

  • If you like travelling in cooler conditions, look for a cheap ticket from SAN to BUF in January. Average temperatures are between -10ºC and 2ºC then.

More about Buffalo

Complete your Buffalo trip with hotels and a car rental

  • Comparing flights is not our only party trick. After booking your cheap ticket to Buffalo Niagara International Airport, explore our car rental offers that'll give you the flexibility to travel around at your own pace. Then, have a look at our exclusive rates for hotels to find your perfect Buffalo stay.

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 45 days.