Cheap Flights from Miami to Seattle

Cheapest flights from Miami to Seattle

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Miami to Seattle. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Something went wrong and we couldn’t find any prices for air tickets from Miami to Seattle

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Miami to Seattle by month

In different months, ticket prices from Miami to Seattle vary: minimum — $136 (December 2026), maximum — $240 (March 2027). Typically, the flight costs $174–$385.

December 2026

Lowest price

on average:

$136

March 2027

Highest price

on average:

$240

Avg Price

Price dynamics

Flight costs from Miami to Seattle climb toward the middle of the period, then start to drop. By choosing the right dates, you can save noticeably.

Cheaper and more expensive periods

Prices rise from December 2026 to March 2027 (+77%), then decline from November 2026 to December 2026 (6%). The cheapest tickets are in November 2026–December 2026 (averaging $140), while the priciest are in December 2026–March 2027 ($188).

Best time to buy

For savings, plan your flight for November 2026–December 2026 — you could save up to 25%. Try to avoid December 2026–March 2027 when possible: prices are at their highest then.

Price predictability

Price spread on this route is 27.2%. Costs depend heavily on the season, so flexibility in choosing your departure month is especially valuable here.

Airlines operating on route

The route Miami — Seattle is served by many carriers — 4 in total, including Alaska Airlines, American Airlines, Frontier Airlines, and Southwest Airlines. This gives passengers wide opportunities: from finding the lowest fare (from $155) to selecting flights by schedule or service class. Our service aggregates data from multiple booking systems so you can compare offers in one place. This saves time and money: no need to check dozens of sites — just pick the right option and book online.

starting at $155

starting at $209

starting at $163

starting at $183

Non-stop flights from Miami to Seattle

A non-stop flight is the most convenient and comfortable way to fly from Miami to Seattle, despite the fact that sometimes flights with transfers can cost significantly less.

Miami — Seattle

MIA — SEA

11/12/2026

Departure

Direct flight

AS305

starting at $163

Miami — Seattle

MIA — SEA

12/03/2026

Departure

Direct flight

AS305

starting at $182

Miami — Seattle

MIA — SEA

12/04/2026

Departure

Direct flight

AS305

starting at $182

Miami — Seattle

MIA — SEA

12/15/2026

Departure

Direct flight

AS305

starting at $182

Miami — Seattle

MIA — SEA

12/02/2026

Departure

Direct flight

AS305

starting at $182

Miami — Seattle

MIA — SEA

11/10/2026

Departure

Direct flight

AS305

starting at $193

Miami — Seattle

MIA — SEA

12/25/2026

Departure

Direct flight

AS305

starting at $210

Miami — Seattle

MIA — SEA

12/05/2026

Departure

Direct flight

AA2363

starting at $209

Miami — Seattle

MIA — SEA

12/06/2026

Departure

Direct flight

AA2363

starting at $215

Miami — Seattle

MIA — SEA

11/25/2026

Departure

Direct flight

AA2363

starting at $230

Schedule of direct flights from Miami to Seattle

A few airlines fly the Miami — Seattle route, but only one operates daily: Alaska Airlines flies every day. American Airlines flies every day except Tuesday and Wednesday.

Alaska Airlines

Every day

starting at $235

American Airlines

Su, Mo, Th, Fr, and Sa

starting at $232

Miami airports overview

Miami International Airport

•

MIA

6km

Opa-locka Executive Airport

•

OPF

14km

•

Seattle airports overview

Boeing Field International Airport

•

BFI

8km

Seattle-Tacoma International Airport

•

SEA

19km

Primary air hub for the Seattle metropolitan area and Puget Sound, offering extensive domestic and international routes, multiple terminals, light rail and shuttle connections, and convenient access to downtown Seattle.

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

What is the cheapest price for flights from Miami to Seattle?

The cheapest flight ticket from Miami to Seattle according to data for the last 48 hours costs $155

When is the best time to buy air tickets on the route Miami — Seattle?

Often the best time to buy tickets from Miami to Seattle is 2 months before departure.

When is the cheapest time of year to fly from Miami to Seattle?

Based on statistics over the past years, the lowest prices for flights from Miami to Seattle can be found flying in these months: December, November, March.

How long does it take to fly from Miami to Seattle?

The fastest flights from Miami to Seattle start from 6 hours 44 minutes in the air.

Which airline can fly direct from Miami to Seattle?

The following airlines operate direct flights on the route Miami — Seattle: Alaska Airlines, American Airlines

Special offers and sales on air tickets from Miami 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.

Miami — Seattle

November 23

Alaska Airlines

$158

Alternative routes

Fort Lauderdale ➜ Seattle•Lakeland ➜ Seattle•Nassau ➜ Seattle•Orlando ➜ Seattle•West Palm Beach ➜ Seattle•Sarasota ➜ Seattle•Miami ➜ Bellingham•Miami ➜ Boise•Miami ➜ Eugene•Miami ➜ Spokane•Miami ➜ Everett•Miami ➜ Kamloops•Miami ➜ Yakima•Miami ➜ Kelowna•Miami ➜ Abbotsford•Miami ➜ Calgary

•••••••••••••••••••

Price dynamics

Flight costs from Miami to Seattle climb toward the middle of the period, then start to drop. By choosing the right dates, you can save noticeably.

Cheaper and more expensive periods

Best time to buy

For savings, plan your flight for November 2026–December 2026 — you could save up to 25%. Try to avoid December 2026–March 2027 when possible: prices are at their highest then.

Price predictability

Price spread on this route is 27.2%. Costs depend heavily on the season, so flexibility in choosing your departure month is especially valuable here.

Miami — Seattle

MIA — SEA

11/12/2026

Departure

Direct flight

AS305

starting at $163

Miami — Seattle

MIA — SEA

12/03/2026

Departure

Direct flight

AS305

starting at $182

Miami — Seattle

MIA — SEA

12/04/2026

Departure

Direct flight

AS305

starting at $182

Miami — Seattle

MIA — SEA

12/15/2026

Departure

Direct flight

AS305

starting at $182

Miami — Seattle

MIA — SEA

12/02/2026

Departure

Direct flight

AS305

starting at $182

Miami — Seattle

MIA — SEA

11/10/2026

Departure

Direct flight

AS305

starting at $193

Miami — Seattle

MIA — SEA

12/25/2026

Departure

Direct flight

AS305

starting at $210

Miami — Seattle

MIA — SEA

12/05/2026

Departure

Direct flight

AA2363

starting at $209

Miami — Seattle

MIA — SEA

12/06/2026

Departure

Direct flight

AA2363

starting at $215

Miami — Seattle

MIA — SEA

11/25/2026

Departure

Direct flight

AA2363

starting at $230

What is the cheapest price for flights from Miami to Seattle?

The cheapest flight ticket from Miami to Seattle according to data for the last 48 hours costs $155

When is the best time to buy air tickets on the route Miami — Seattle?

Often the best time to buy tickets from Miami to Seattle is 2 months before departure.

When is the cheapest time of year to fly from Miami to Seattle?

Based on statistics over the past years, the lowest prices for flights from Miami to Seattle can be found flying in these months: December, November, March.

How long does it take to fly from Miami to Seattle?

The fastest flights from Miami to Seattle start from 6 hours 44 minutes in the air.

Which airline can fly direct from Miami to Seattle?

The following airlines operate direct flights on the route Miami — Seattle: Alaska Airlines, American Airlines

Cheap Flights from Miami to Seattle

Compare airlines, prices, and flight durations for your trip

Cheapest flights from Miami to Seattle

Airfare from Miami to Seattle by month

December 2026

on average:

$136

March 2027

on average:

$240

Price dynamics

Cheaper and more expensive periods

Best time to buy

Price predictability

Airlines operating on route

Non-stop flights from Miami to Seattle

Schedule of direct flights from Miami to Seattle

Miami airports overview

Miami International Airport

Opa-locka Executive Airport

Seattle airports overview

Boeing Field International Airport

Seattle-Tacoma International Airport

Frequently asked questions (FAQ)

Special offers and sales on air tickets from Miami to Seattle

Alternative routes

December 2026

on average:

$136

March 2027

on average:

$240

Price dynamics

Cheaper and more expensive periods

Best time to buy

Price predictability

Miami International Airport

Opa-locka Executive Airport

Boeing Field International Airport

Seattle-Tacoma International Airport