Alaska Airlines flights from SEA to MIA
Find comprehensive Alaska Airlines flight information, schedules, and booking details for direct flights from SEA to MIA. Alaska Airlines operates 3-4 flights daily flights on this route.• Flight Duration: 5h 33m - 6h 10m (average flight time)• Distance: 2736 miles (4402 km) (air miles between airports)• Daily Flights: 3-4 flights (scheduled departures per day)
SEA
MIA
FLIGHT TIME
5h 33m - 6h 10m
FLIGHT DISTANCE
2736 miles (4402 km)
5h 45m - 5h 45m
08:45
08:45
2736 miles (4402 km)
September
1 (Show)
21
Alaska Airlines Flight Schedule from SEA to MIA
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
AS305 |  Alaska Airlines | 08:45 | 17:30:00 | Boeing 737MAX 9 Passenger |
Alaska Airlines Monthly Flight Calendar
December 2025
Route Insights
Pricing patterns: September typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 8:00, offering more flight options and potentially better connections.
SEA - MIA flight price statistics
$435
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$276
Jan$623
Feb$310
Mar$423
Apr$458
May$552
Jun$686
Jul$570
Aug$246
Sep$252
Oct$508
Nov$318
DecAlaska Airlines Terminal Information
Terminal information for Alaska Airlines on this route is currently being updated. Please check back soon or contact the airports directly for terminal details.
Frequently Asked Questions about Alaska Airlines Flights
How many Alaska Airlines flights operate from SEA to MIA?
Alaska Airlines operates 1 flight from SEA to MIA.
What city does MIA airport serve?
MIA airport serves Miami.
How long is the Alaska Airlines flight from SEA to MIA?
The flight duration is approximately 5h 33m - 6h 10m.
What is the distance from SEA to MIA?
The distance is 2736 miles (4402 km).
What aircraft does Alaska Airlines use on this route?
Alaska Airlines uses Boeing 737MAX 9 Passenger on this route.
Which other airlines operate on this route?
2 other airlines operate on this route: Delta Air Lines, American Airlines.
What is the cheapest month to fly Alaska Airlines from SEA to MIA?
September is typically the cheapest month to fly Alaska Airlines on this route.
What is the average price for a Alaska Airlines flight from SEA to MIA?
The average price for a round-trip Alaska Airlines flight on this route is approximately $435. Prices can vary based on booking time and demand.
How many Alaska Airlines flights operate per week on this route?
Alaska Airlines operates approximately 21 flights per week from SEA to MIA.