CA $268 Cheap Flights from Seattle (SEA) to Buffalo (BUF)

You can find cheap one-way flights from CA $268 and cheap return flights CA $512 SEA to BUF with Expedia. One-way flights typically cost between CA$582 and CA$1554, and return flights often range between CA$597 and CA$2068. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when SEA to BUF ticket fares go up or down.

The cheapest months to fly from SEA to BUF are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.

Enter SEA to BUF and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

Sun Country Airlines is one of the cheapest airlines offering connecting return flights from Seattle - Tacoma Intl. (SEA) to Buffalo Niagara Intl. (BUF), with tickets starting from around CA$577 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

There are approximately 91 connecting flights per day from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.). Some common connection points include O'Hare Intl. (ORD), Denver Intl. (DEN), and Dallas-Fort Worth Intl. (DFW).

The earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) typically departs around 12:05 AM local time. This flight is operated by American Airlines. This is a seasonal service, active in February and March. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

You'll typically find the most flights from Seattle - Tacoma Intl. (SEA) to Buffalo Niagara Intl. (BUF) on a Thursday, with around 59 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, Alaska Airlines, and American Airlines. Flight schedules are fairly consistent throughout the week, with Thursday offering only slightly more options than other days.

The most popular departure times for flights from Seattle - Tacoma Intl. (SEA) to Buffalo Niagara Intl. (BUF) are in the early morning, from 6am to 9am. Many major carriers, including American Airlines, United and Delta, offer flights during this window. Many travelers prefer this because it allows for an early start to their journey, often arriving at their destination with plenty of time left in the day.

There are no nonstop flights from Seattle - Tacoma Intl. (SEA) to Buffalo Niagara Intl. (BUF). For flights with one stop, you can expect the journey to typically take around 7 hours 30 minutes. If you're looking at flights with two or more stops, the travel time increases to about 13 hours 48 minutes. The distance between these two airports is approximately 3405 kilometres. Keep in mind that actual flight times can vary due to factors like layover duration, routing, and weather conditions.

You can fly business class or first class between SEA and BUF. Airlines that offer business class service on this route include:

* Alaska Airlines
* United
* Delta
* American Airlines

First class cabins are available on:

* Alaska Airlines
* United
* Delta
* American Airlines

It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

If you're planning to travel to Buffalo from Seattle - Tacoma Intl. (SEA), you can fly directly into Buffalo Niagara Intl. (BUF). Some flights may connect through major hubs like Denver Intl. (DEN), Dallas-Fort Worth Intl. (DFW), or Sky Harbor Intl. (PHX) before reaching Buffalo. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your Seattle, WA (SEA) to Buffalo, NY (BUF) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.