Cheap flight tickets from Buffalo Niagara to San Diego

Compare Buffalo Niagara to San Diego flight deals

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Flight deals from Buffalo Niagara to San Diego

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

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

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

Alternative Buffalo Niagara to San Diego routes

Looking for the cheapest, fastest or easiest route from Buffalo Niagara to San Diego? You could fly into the following airports instead.

Buffalo to San Diego: Flight information

The things to know before you go.
Cheapest flight foundRM1,079
Cheapest month to flyMay

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

There are 2 airports in San Diego: San Diego International and McClellan-Palomar.
The best price we found for a return flight from Buffalo Niagara to San Diego is RM1,079. 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 Buffalo Niagara to San Diego. But we found flights with one or more stops from RM1,079.
As of February 2026, there are no flights flying from Buffalo Niagara to San Diego.
The cheapest month to fly from Buffalo Niagara to San Diego is usually May.
If you're flying from Buffalo Niagara Airport, the cheapest airport near San Diego is San Diego International – which is 4.1 km away from the centre of San Diego. We've found flights into this airport from RM1,079.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Buffalo Niagara Airport to San Diego on Tuesday, 12 May 2026.
No airlines currently offer direct flights between Buffalo Niagara Airport and San Diego. 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 San Diego 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 San Diego is around 40 days in advance, so don’t leave your flight to the last minute.
In February, the average temperature is usually around 13°C. August is typically the warmest month in San Diego, when it usually averages around 28°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging 10°C. The rainiest month is February.
Currently, United offers the cheapest flight tickets to San Diego.

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

  • Buffalo Niagara International Airport is located in Buffalo. Following the UTC-7 timezone, San Diego is three hours behind Buffalo.

  • For a relaxed start to your BUF to San Diego flight, allow plenty of time to navigate the airport and find your gate. Turning up two hours ahead of international departures and one hour before domestic flights is the general travel rule.

  • Heading away during a peak time like school or public holidays? Expect longer queues at check-in and security. Give yourself extra leeway and arrive up to four hours before international flights and two hours ahead of domestic departures.

  • Located around 13 kilometres from central Buffalo, BUF can be reached in about 20 minutes by car. Travelling on public transport will take roughly 1 hour 15 minutes.

  • Want a hassle-free start to your trip? Stay near BUF. Whether you're catching an early flight from Buffalo Niagara International Airport to San Diego or want to avoid feeling rushed, these hotels have you covered:

  • When it comes to Buffalo Niagara International Airport's on-time performance, 75.46% of flights meet their scheduled arrival time.

  • You'll find BUF at Genesee Street.

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

  • The best price we've found for a one-way Buffalo Niagara International Airport to San Diego flight is RM585. The cheapest price for a return flight is RM1,079. Remember fares may change due to demand at the time of booking.

  • Booking early is often the key to finding a cheap flight from BUF to San Diego. Fares tend to rise as demand increases, so the closer your departure date, the more expensive your ticket may be.

  • If you're willing to be flexible with your trip dates, try using the 'Whole month' search tool. It'll give you the lowest price across each month when looking for a Buffalo Niagara International Airport to San Diego ticket.

  • Save time searching for cheap flights from BUF to San Diego by setting up a Price Alert. We'll send you an email or notification on the app when fares go down.

  • Find an affordable flight from Buffalo Niagara International Airport to San Diego with the help of our filters. Choose your ideal duration, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

Airports in San Diego

San Diego International Airport (SAN)

  • The distance from San Diego International Airport (SAN) to central San Diego is roughly 5 kilometres. It'll take you around 10 minutes to get to the centre driving.

  • If you're travelling by public transport, expect a journey time of around 20 minutes.

  • The last thing you need is a lengthy journey to your hotel if you're getting in late on a flight from Buffalo Niagara International Airport to San Diego. Book one of these accommodation options near SAN instead:

  • Pick up a San Diego International Airport rental car and explore San Diego and beyond with your own set of wheels. Thrifty, Dollar and Budget are well-known companies to choose from here.

  • To get the best deal, book your ride from San Diego International Airport around two weeks ahead of your flight from BUF to San Diego.

  • You'll find SAN at N Harbour Dr.

McClellan-Palomar Airport (CLD)

  • The centre of San Diego is located around 56 kilometres from McClellan-Palomar Airport (CLD). Once your flight from Buffalo Niagara International Airport to San Diego has hit the runway and you've made your way out of the airport, the drive should take about 40 minutes.

  • Public transport will get you there in around 2 hours 15 minutes.

  • After stepping off your BUF to San Diego flight, settle in at a hotel close to CLD. These are some great options that'll help you get into relaxation mode:

  • Budget, Hertz and Avis make collecting a McClellan-Palomar Airport rental car quick and easy. These reliable suppliers are located in or around the terminal and will have you on the road before long.

  • Avoid the long lines and paperwork at the rental desk by having everything prearranged. Secure your ride from CLD ahead of time so you can simply grab the keys and go.

Best time to go to San Diego

  • Travel to San Diego during peak season if you want a bustling atmosphere, but remember that hotel prices are generally higher. Alternatively, book flights from Buffalo Niagara International Airport to San Diego during the off-season when prices are cheaper and it's not as busy.

  • Before locking in your Buffalo Niagara International Airport to San Diego flight ticket, think about the weather you're most comfortable in. August is the warmest month in San Diego, with temperatures ranging from 17ºC (63ºF) to 28ºC (82ºF).

  • Search for cheap tickets from BUF to San Diego in February if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between 7ºC (45ºF) and 23ºC (73ºF) on average.

More about San Diego

  • Once you've booked your flight from Buffalo Niagara International Airport to San Diego, choose a hotel that puts you where you want to be. Make one of these options your base for exploring San Diego:

  • USS Midway Museum and San Diego Zoo are a couple of major attractions to add to your San Diego to-do list. Continue your sightseeing adventures at SeaWorld San Diego.

Explore more of United States

  • Los Angeles is just one of the many cities in United States waiting to be discovered once you've seen San Diego. Around 177 kilometres away to the north-west, check out popular attractions including Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

  • Around 483 kilometres east of San Diego, Phoenix is another favourite stop in United States. Experience major highlights starting with Desert Botanical Garden, Heard Museum and Papago Park.

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