Cheap flights from Buffalo to Seattle from C$ 218
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/5. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from Buffalo to Seattle/Tacoma Intl are usually found in October or September, booked 25 days in advance, depart on a Friday or Monday and return on a Tuesday
Cheap flight deals from Buffalo to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 4 April 2025.
Round-trip from | C$ 383 |
---|---|
One-way from | C$ 218 |
Popular in | July |
Cheapest in | October |
Average price | C$ 684 |
Find flight deals from Buffalo to Seattle
Cheapest flights from Buffalo to SeattleExplore the most affordable flight options available from Buffalo to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 April 2025.
Explore the most affordable flight options available from Buffalo to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 April 2025.
Cheapflights Fare Finder
Customize your flight search to find flights from Buffalo to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 4 April 2025.
Use the filters below to find and compare flights from Buffalo to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BuffaloSeattle
BUF - SEA
BUFSEA
Buffalo
Wed 30/4
10:33 a.m.-8:08 p.m.
1 stop12h 35m
Seattle/Tacoma Intl
Tue 6/5
10:40 p.m.-9:43 a.m.
1 stop8h 03m
BuffaloSeattle
BUF - SEA
BUFSEA
Buffalo
Tue 3/6
5:51 p.m.-10:42 p.m.
1 stop7h 51m
Seattle/Tacoma Intl
Tue 10/6
12:55 p.m.-11:44 p.m.
1 stop7h 49m
BuffaloSeattle
BUF - SEA
BUFSEA
Buffalo
Tue 10/6
6:00 a.m.-12:10 p.m.
1 stop9h 10m
Seattle/Tacoma Intl
Tue 17/6
7:40 a.m.-6:29 p.m.
1 stop7h 49m
BuffaloSeattle
BUF - SEA
BUFSEA
Buffalo
Sat 3/5
4:00 p.m.-9:59 p.m.
1 stop8h 59m
Seattle/Tacoma Intl
Sat 10/5
5:22 a.m.-6:42 p.m.
1 stop10h 20m
BuffaloSeattle
BUF - SEA
BUFSEA
Buffalo
Wed 30/4
3:25 p.m.-11:50 p.m.
1 stop11h 25m
Seattle/Tacoma Intl
Sat 10/5
4:55 p.m.-10:50 a.m.
2 stops14h 55m
BuffaloSeattle
BUF - SEA
BUFSEA
Buffalo
Tue 13/5
3:00 p.m.-8:05 a.m.
2 stops20h 05m
Seattle/Tacoma Intl
Tue 20/5
11:40 p.m.-9:41 a.m.
1 stop7h 01m
BuffaloSeattle
BUF - SEA
BUFSEA
Buffalo
Tue 13/5
7:32 p.m.-12:45 a.m.
1 stop8h 13m
BuffaloSeattle
BUF - SEA
BUFSEA
Buffalo
Thu 24/4
3:52 p.m.-10:44 p.m.
1 stop9h 52m
BuffaloSeattle
BUF - SEA
BUFSEA
Buffalo
Sat 14/6
3:30 p.m.-12:30 a.m.
2 stops12h 00m
BuffaloSeattle
BUF - SEA
BUFSEA
Buffalo
Sun 1/6
12:47 p.m.-10:45 p.m.
1 stop12h 58m
Best time to book a flight from Buffalo to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Buffalo with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Buffalo to Seattle
How far ahead should I book a flight from Buffalo to Seattle?
Use this chart to determine the optimal time to book a round-trip flight from Buffalo to Seattle. Price data was last updated on 28 March 2025.
To ensure you get the cheapest price possible for a flight from Buffalo to Seattle, you should look to book at least 25 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Buffalo to Seattle?
Currently, January is the cheapest month in which you can book a flight from Buffalo to Seattle (average of C$ 261). Flying from Buffalo to Seattle in December is currently the most expensive (average of C$ 353). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from BUF to SEA?
Find hourly flight availability from Buffalo to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 April 2025.
Unlike in the morning, when flights are generally more expensive, you can save up to 41% on flights from Buffalo to Seattle by exploring options for tickets in the evening.
Rainfall in Seattle by month
Plan your trip to Seattle by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 mm per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.
Temperature in Seattle by month
Plan your trip to Seattle by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 4 April 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Buffalo to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Boarding
Comfort
Overall
Food
Entertainment
Reviews
Cheri,Jan 2025
FAT - SEA
Crew
Boarding
Comfort
Overall
Food
Entertainment
Reviews
Cheri,Jan 2025
FAT - SEA
Crew
Boarding
Comfort
Overall
Food
Entertainment
Reviews
Cheri,Jan 2025
FAT - SEA
Crew
Boarding
Comfort
Overall
Food
Entertainment
Reviews
Cheri,Jan 2025
FAT - SEA
Crew
Boarding
Comfort
Overall
Food
Entertainment
Reviews
Cheri,Jan 2025
FAT - SEA
Crew
Boarding
Comfort
Overall
Food
Entertainment
Reviews
Cheri,Jan 2025
FAT - SEA
Related info for your journey
Find useful and relevant information for your journey from Buffalo to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Buffalo to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Buffalo to Seattle
Discover the top 5 airlines that operate flights from Buffalo to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 4 April 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Buffalo to Seattle?
Cheapflights makes it easy to find Buffalo to Seattle flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Buffalo to Seattle?
Cheapflights simply makes it quick and affordable to book flights from Buffalo to Seattle by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Buffalo to Seattle with no change fees?
Yes, we can. To see specific flights from Buffalo to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Buffalo to Seattle become cheaper?
Not ready to book yet? You can track prices for flights from Buffalo to Seattle on Cheapflights with our Price Alert feature and get notified when better prices are available.