Cheap Flights from San Diego (SDM) to Buffalo (BUF)

Popular airlines from San Diego, CA (SDM-Brown Field Municipal) to Buffalo Niagara Intl. Airport (BUF)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Frequently asked questions

How much does a flight from San Diego, CA (SDM-Brown Field Municipal) to Buffalo Niagara Intl. Airport (BUF) cost?
Grab a cheap one-way flight or cheap return flight from San Diego, CA (SDM-Brown Field Municipal) to Buffalo Niagara Intl. Airport (BUF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from San Diego, CA (SDM-Brown Field Municipal) to Buffalo Niagara Intl. Airport (BUF)?
is the most affordable month to fly from SDM to BUF. Traveling outside of peak seasons is often the key to finding a great deal.
What is the cheapest airline that flies from San Diego, CA (SDM-Brown Field Municipal) to Buffalo Niagara Intl. Airport (BUF)?
To find the cheapest airline flying from SDM to BUF, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from San Diego, CA (SDM-Brown Field Municipal) to Buffalo Niagara Intl. Airport (BUF)?
You'll need to book a flight with a layover if you're traveling from San Diego, CA (SDM-Brown Field Municipal) to Buffalo Niagara Intl. Airport (BUF). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from SDM to BUF?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Diego, CA (SDM-Brown Field Municipal) to Buffalo Niagara Intl. Airport (BUF)?
To touch down at Buffalo Niagara Intl. Airport (BUF) without delays, pick a flight that leaves from San Diego, CA (SDM-Brown Field Municipal) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Diego, CA (SDM-Brown Field Municipal) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Waiting until just before your departure to book a ticket from SDM to BUF generally means paying more. While you might find some last-minute discounts, they aren't always guaranteed. Allow some flexibility in your schedule to maximize your chances of landing a bargain.
Is it cheaper to book a SDM to BUF flight and hotel package?
You'll generally save money by securing a SDM to BUF flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After choosing your preferred accommodations and flights, consider adding extras including activities, car rentals and tours.
Can I cancel or change the date of my flight from San Diego, CA (SDM-Brown Field Municipal) to Buffalo Niagara Intl. Airport (BUF)?
Typically, you can reschedule or cancel your SDM to BUF flight. However, additional charges may apply, especially if you booked over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you want more details, visit our Customer Service portal.

Travel information

Origin airport
Brown Field Municipal
Destination airport
Buffalo Niagara Intl.
Distance
2187 mi

Book with confidence

San Diego to Buffalo Flights

The cheapest times to fly from San Diego to Buffalo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Diego to Buffalo are during the month of . You can find some of the cheapest flights from San Diego to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Diego to Buffalo

Sunday is one of the best days to book for cheap flights from San Diego to Buffalo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Diego to Buffalo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Diego to Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Diego to Buffalo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Diego to Buffalo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Diego to Buffalo Flights

Explore a world of travel with Expedia

*Available to One Key members.