฿5,505 Cheap Flights from Miami (MIA) to Seattle (SEA)

View ฿5,505 flight on Sat, 11 Oct 2025Opens in a new window

Popular airlines from Miami International Airport (MIA) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Miami (MIA) to Seattle (SEA)

Prices were available within the past 7 days and start at ฿5,505 for one-way flights and ฿11,495 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 4 Sep - Wed, 10 Sep
MIA
Miami
SEA
Seattle
฿11,495 Return, found 5 days ago
฿11,495
Return
found 5 days ago
Select Delta flight, departing Thu, 4 Sep from Miami to Seattle, returning Wed, 10 Sep, priced at ฿11,495 found 5 days ago
United
Thu, 4 Sep - Wed, 10 Sep
MIA
Miami
SEA
Seattle
฿13,090 Return, found 5 days ago
฿13,090
Return
found 5 days ago
Select United flight, departing Thu, 4 Sep from Miami to Seattle, returning Wed, 10 Sep, priced at ฿13,090 found 5 days ago
Delta
Thu, 4 Sep - Wed, 10 Sep
MIA
Miami
SEA
Seattle
฿13,280 Return, found 5 days ago
฿13,280
Return
found 5 days ago
Select Delta flight, departing Thu, 4 Sep from Miami to Seattle, returning Wed, 10 Sep, priced at ฿13,280 found 5 days ago
United
Thu, 4 Sep - Wed, 10 Sep
MIA
Miami
SEA
Seattle
฿13,745 Return, found 5 days ago
฿13,745
Return
found 5 days ago
Select United flight, departing Thu, 4 Sep from Miami to Seattle, returning Wed, 10 Sep, priced at ฿13,745 found 5 days ago
Delta
Thu, 4 Sep - Wed, 10 Sep
MIA
Miami
SEA
Seattle
฿14,105 Return, found 5 days ago
฿14,105
Return
found 5 days ago
Select Delta flight, departing Thu, 4 Sep from Miami to Seattle, returning Wed, 10 Sep, priced at ฿14,105 found 5 days ago
United
Thu, 4 Sep - Wed, 10 Sep
MIA
Miami
SEA
Seattle
฿14,110 Return, found 5 days ago
฿14,110
Return
found 5 days ago
Select United flight, departing Thu, 4 Sep from Miami to Seattle, returning Wed, 10 Sep, priced at ฿14,110 found 5 days ago
United
Thu, 4 Sep - Wed, 10 Sep
MIA
Miami
SEA
Seattle
฿14,200 Return, found 5 days ago
฿14,200
Return
found 5 days ago
Select United flight, departing Thu, 4 Sep from Miami to Seattle, returning Wed, 10 Sep, priced at ฿14,200 found 5 days ago
United
Thu, 4 Sep - Wed, 10 Sep
MIA
Miami
SEA
Seattle
฿14,280 Return, found 5 days ago
฿14,280
Return
found 5 days ago
Select United flight, departing Thu, 4 Sep from Miami to Seattle, returning Wed, 10 Sep, priced at ฿14,280 found 5 days ago
American Airlines
Thu, 4 Sep - Wed, 10 Sep
MIA
Miami
SEA
Seattle
฿14,440 Return, found 5 days ago
฿14,440
Return
found 5 days ago
Select American Airlines flight, departing Thu, 4 Sep from Miami to Seattle, returning Wed, 10 Sep, priced at ฿14,440 found 5 days ago
American Airlines
Thu, 4 Sep - Wed, 10 Sep
MIA
Miami
SEA
Seattle
฿14,760 Return, found 5 days ago
฿14,760
Return
found 5 days ago
Select American Airlines flight, departing Thu, 4 Sep from Miami to Seattle, returning Wed, 10 Sep, priced at ฿14,760 found 5 days ago

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

January is typically the cheapest month to fly

From ฿4,939 - ฿15,238 per traveller.

Graph displaying average flight prices per month

Flight from Miami to Seattle route information
Origin airport
Miami Intl.
Destination airport
Seattle - Tacoma Intl.
Return price
฿11,495
Distance
4353 km
Average flight time
3 hours 34 mins

Perfect flights from Miami to Seattle

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Miami to Seattle. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of Seattle, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Miami Intl. to Seattle - Tacoma Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿5,505 and roundtrip prices from ฿11,495. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Seattle - Tacoma Intl. and explore Seattle and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your MIA to SEA travel arrangements today and embark on the journey of a lifetime in Seattle.

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 ฿11,495. 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.

Explore a world of travel with Expedia

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฿11,495.00
*Available to Expedia members.