Cheap Flights from San Francisco to Seattle Starting at $54
Helping travelers to find the best flight offers
Cheapest flights from San Francisco to Seattle
Fly from San Francisco to Seattle with confidence—our search scans over 700 airlines, 50+ agencies, and 5+ leading booking systems to uncover the best prices, timetables, and ticket conditions for your trip. Compare nonstop and connecting options in seconds and book the flight that fits your schedule and budget.
Remember that on average the ideal time to book flights is 2 months before departure!
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from San Francisco to Seattle
Airlines operating on route
Direct Flights from San Francisco to Seattle
Fly nonstop from San Francisco to Seattle for the quickest, most convenient trip between these Pacific Northwest hubs — perfect when you want to maximize time on the ground. Direct flights cut out layovers and reduce stress, though connecting options can sometimes be cheaper; book a nonstop to save time and enjoy a more comfortable journey.
Schedule of direct flights from San Francisco to Seattle
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from San Francisco to Seattle:
San Francisco airports overview
Seattle airports overview
Frequently asked questions (FAQ)
Answers to questions about the route that travelers are most interested in.
Special offers and sales on air tickets from San Francisco to Seattle
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Alternative routes
•••••••••••••••••••
Cheapest one way flight
$54
Alaska Airlines
Direct flight
2h 15m
12/17/2025
The cheapest one-way flight from San Francisco to Seattle departs on 12/17/2025, is operated by Alaska Airlines and costs $54
Cheapest round trip flight
$207
Alaska Airlines
Direct flight
4h 22m
10/24/2025
The cheapest roundtrip flight from San Francisco to Seattle departs on 10/24/2025, is operated by Alaska Airlines and costs $207
The fastest flight
2h 8m
Fastest flight from San Francisco to Seattle takes 2h 8m
Direct flights
Several times a week
There are direct flights on this route 5 days a week: Su, Mo, We, Th, and Sa
Earliest flight
5:55 AM
Latest flight
10:55 PM
Direct flights count
211
Distance
1093km
Timezone difference
0h
The distance between San Francisco and Seattle is 1093km (678 miles). There are 211 direct flights from San Francisco to Seattle. San Francisco and Seattle are in the same time zone. Flights from San Francisco begin at 5:55 AM. The latest flight from San Francisco departs at 10:55 PM
October 2025
Lowest price
on average:
$79
Avg Price
The San Francisco — Seattle route is served by multiple airlines, including Alaska Airlines, United Airlines, and Frontier Airlines. This is convenient for those who want the best balance of price, schedule, and travel conditions. Tickets start from $54, and depending on season and promotions, even better deals may appear. With our service, you can easily compare available options and book tickets that match your plans. The variety of carriers allows flexible choices and comfortable travel without overpaying.
Seattle is served primarily by Seattle–Tacoma International Airport (Sea–Tac), a major Pacific Northwest hub that handles most international and transcontinental flights and typically hosts full-service carriers like Alaska Airlines, Delta, and international airlines; fares can range from budget-competitive to premium depending on carrier and season. Sea–Tac sits about 14 miles (roughly 20–35 minutes by car) south of downtown Seattle and is connected by the Link Light Rail with journey times around 35–40 minutes for fares typically under $4.50; taxis and rideshares usually take 25–40 minutes and cost more. Pros: extensive route network and modern passenger facilities; cons: can be busy during peak hours and parking/taxi queues may add time.
How much is the cheapest flight ticket from San Francisco to Seattle?
The cheapest flight ticket from San Francisco to Seattle according to data for the last 48 hours costs $54
When is the best time to buy air tickets on the route San Francisco — Seattle?
Often the best time to buy tickets from San Francisco to Seattle is 2 months before departure.
When is the cheapest time of year to fly from San Francisco to Seattle?
Based on statistics over the past years, the lowest prices for flights from San Francisco to Seattle can be found flying in these months: October.
How long does it take to fly from San Francisco to Seattle?
The fastest flights from San Francisco to Seattle start from 2 hours 8 minutes in the air.
Which airline can fly direct from San Francisco to Seattle?
The following airlines operate direct flights on the route San Francisco — Seattle: Alaska Airlines, United Airlines
San Francisco International (SFO) is the region’s main international hub, handling long-haul, transpacific and many domestic flights and serving legacy carriers and several full-service foreign airlines; low-cost carriers also operate here. Located about 21 km (13 miles) south of downtown, the airport is typically 20–30 minutes by BART or 25–45 minutes by car depending on traffic; BART fares are usually in the low-to-mid single digits while rideshares or taxis can be notably more. SFO is often seen as more premium and better equipped than smaller Bay Area fields, with plentiful lounges and connections, though peak-hour lines and airport congestion can reduce convenience.
