S$142 Cheap Flights from Miami to Seattle

View S$142 flight on Sat, 28 Feb, 2026Opens in a new window

Popular airlines from Miami Intl. Airport (MIA) to Seattle

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Cheap Flights from Miami to Seattle (MIA-SEA)

Prices were available within the past 7 days and start at S$142 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Miami (MIA) to Seattle (SEA)

January is typically the cheapest month to fly

From S$192 - S$561 per traveller.
Miami to Seattle route information
Origin airport
Miami Intl.
Destination airport
Seattle - Tacoma Intl.
Distance
4353 km
Average flight time
3 hours 56 mins

Flights from Miami to Seattle

There are several airlines that operate frequent flights from Miami (MIA) to Seattle (SEA) including

The earliest flight leaves Miami Intl. Airport at 08:40 and arrives at Seattle Tacoma Intl. Airport at 00:48. The last flight of the day departs Miami at 20:57 and arrives at Seattle at 23:52.

The flight distance from Miami to Seattle is about 4402 km, the shortest flight is 06 hours 23 minutes with United Airlines.

Expedia lets you search across the largest number of airlines and Seattle flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Miami Seattle flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Miami to Seattle trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Seattle flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Miami to Seattle with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from Miami Airport to Sea-Tac Airport?
If you're planning on travelling from MIA to Sea-Tac Airport, round-trip journeys start from . This figure is based on airfares listed within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from MIA to SEA?
This can differ between airlines, as each one has its own terms and conditions. Head to the Customer Service Portal, where there are simple instructions on how to cancel online.
How do I find cheap flights from Miami Airport to SEA that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Miami Airport to Seattle - Tacoma Intl. Airport (SEA) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from MIA to Sea-Tac Airport?
Miami to SeaTac is around 4,400 kilometres, so get ready to spend quite a while in the air. Don't forget to pack all the essentials, from your hoodie to your headphones. Toss in a few snacks to nibble on throughout your journey too.
Which airlines fly direct from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA)?
Alaska Airlines (AS) is one of the preferred choices for travellers jetting between MIA and Sea-Tac Airport. Choose from the 30 flights it operates on this route each month. Operating 30 flights a month along this route, American Airlines (AA) is another good choice.
Are MIA to SEA flight tickets cheaper when they're purchased at the last minute?
Late planners can occasionally pick up a bargain, with some super cheap fares from MIA to Sea-Tac Airport cropping up a few weeks before the date of departure. If you'd rather book ahead, Expedia compares and updates all the best flight deals frequently — as early as 12 months in advance in some cases. It depends on the carrier though, as not every airline advertises prices that far in advance.

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