Direct and Connecting Flights from Miami (MIA) to Seattle (SEA)
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$144.58
Last updated Feb 16, 2026
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Tracking the May 7, 2026 departure — the cheapest date we found.
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Search FlightsTraveling from the vibrant, sun-soaked beaches of Miami to the emerald landscapes of the Pacific Northwest represents one of the longest domestic transcontinental journeys available within the United States, spanning nearly 2,700 miles across the country. This route connects two major cultural and economic hubs, taking passengers from the tropical Atlantic coast to the scenic shores of the Puget Sound, where coffee culture and tech innovation thrive under the watchful eye of Mount Rainier. Whether you are flying for business or a much-needed vacation, booking a flight from MIA to SEA offers a fascinating transition from the Art Deco flair of South Florida to the rugged, evergreen beauty of Washington State, provided you prepare for the significant change in climate and scenery.
Travel Tips
Prepare for a long flight by packing essential comforts; this journey typically takes between six to seven hours, so bring noise-canceling headphones and a portable charger to keep your devices powered throughout the transcontinental trek. Be mindful of the significant time zone shift, as Seattle is three hours behind Miami, so it is wise to adjust your watches upon boarding to help your internal clock adapt to the Pacific Time Zone and minimize jet lag. Additionally, layering your clothing is a vital strategy for this specific route, as you might depart Miami in 85-degree humidity and land in a misty, 55-degree Seattle afternoon, making a versatile jacket or sweater an absolute necessity for your carry-on bag. Finally, try to book a window seat on the left side of the aircraft when flying westward; on clear days, you may catch breathtaking aerial views of the Rocky Mountains or the Cascades as you approach the airfield.
Airport Information
Miami (MIA)
Miami International Airport (MIA) serves as the primary gateway to Latin America and the Caribbean, but it is also a massive hub for domestic travel, particularly for American Airlines. Located just eight miles northwest of Downtown Miami, the airport features a wide array of high-end shopping, diverse culinary options reflecting the city's Cuban heritage, and multiple luxury lounges. Travelers should arrive at least two hours early due to the large volume of international connecting passengers that can impact security wait times.
Seattle (SEA)
Seattle-Tacoma International Airport (SEA), commonly referred to as Sea-Tac, is the largest airport in the Pacific Northwest and serves as a primary hub for Alaska Airlines and Delta Air Lines. The facility is renowned for its impressive art installations and the Central Terminal's massive glass wall providing views of the airfield. Visitors can easily reach downtown Seattle using the Link Light Rail, which offers an affordable and scenic 40-minute ride from the airport station to the city's heart.
Seasonal Pricing Patterns
Flight prices for the MIA to SEA route fluctuate significantly based on the season. Summer is the peak travel period, particularly July and August, when Seattle’s weather is most reliable and pleasant, leading to the highest airfares and limited seat availability. Conversely, the 'rainy season' from November through February often sees the lowest prices, excluding the major holiday weeks. For the best balance of price and pleasant weather, consider traveling during the shoulder seasons of May or September when demand is lower but the skies are often clear.
Frequently Asked Questions
How long is the flight from Miami to Seattle?
A direct flight usually takes approximately 6 hours and 30 minutes, though return flights from west to east may be slightly faster due to prevailing tailwinds.
Which airlines fly non-stop from MIA to SEA?
American Airlines and Alaska Airlines are the primary carriers offering daily non-stop service between these two major coastal cities.
What is the best time to book for low fares?
Typically, booking at least 3 to 5 weeks in advance and choosing mid-week departures like Tuesday or Wednesday results in the most significant savings for this route.
Is there a time difference between Miami and Seattle?
Yes, Seattle is in the Pacific Time Zone, which is three hours behind the Eastern Time Zone used in Miami.