$109 Cheap Flights from Miami (MIA) to Seattle (SEA)

View $109 flight on Fri, Jan 16, 2026Opens in a new window

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

Today's featured flight deals from Miami Intl. Airport (MIA) to Seattle-Tacoma International Airport (SEA)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Miami to Seattle (MIA-SEA)

Prices were available within the past 7 days and start at $109 for one-way flights and $130 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Nov 15 - Sat, Nov 15
MIA
Miami
SEA
Seattle
$130 Roundtrip, found 1 day ago
$130
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Nov 15 from Miami to Seattle, returning Sat, Nov 15, priced at $130 found 1 day ago
Frontier Airlines
Sat, Nov 15 - Sat, Nov 15
MIA
Miami
SEA
Seattle
$168 Roundtrip, found 1 day ago
$168
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Nov 15 from Miami to Seattle, returning Sat, Nov 15, priced at $168 found 1 day ago
Frontier Airlines
Sat, Dec 6 - Mon, Dec 15
MIA
Miami
SEA
Seattle
$170 Roundtrip, found 16 hours ago
$170
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Sat, Dec 6 from Miami to Seattle, returning Mon, Dec 15, priced at $170 found 16 hours ago
Frontier Airlines
Sat, Dec 6 - Mon, Dec 8
MIA
Miami
SEA
Seattle
$180 Roundtrip, found 8 hours ago
$180
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Sat, Dec 6 from Miami to Seattle, returning Mon, Dec 8, priced at $180 found 8 hours ago
Frontier Airlines
Wed, Dec 17 - Wed, Jan 7
MIA
Miami
SEA
Seattle
$184 Roundtrip, found 6 days ago
$184
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Wed, Dec 17 from Miami to Seattle, returning Wed, Jan 7, priced at $184 found 6 days ago
Frontier Airlines
Thu, Dec 4 - Sat, Dec 13
MIA
Miami
SEA
Seattle
$196 Roundtrip, found 1 hour ago
$196
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Dec 4 from Miami to Seattle, returning Sat, Dec 13, priced at $196 found 1 hour ago
Alaska Airlines
Thu, Jan 15 - Mon, Jan 19
MIA
Miami
SEA
Seattle
$199 Roundtrip, just found
$199
Roundtrip
just found
Select Alaska Airlines flight, departing Thu, Jan 15 from Miami to Seattle, returning Mon, Jan 19, priced at $199 just found
Delta
Mon, Feb 2 - Tue, Feb 10
MIA
Miami
SEA
Seattle
$199 Roundtrip, just found
$199
Roundtrip
just found
Select Delta flight, departing Mon, Feb 2 from Miami to Seattle, returning Tue, Feb 10, priced at $199 just found
American Airlines
Wed, Feb 18 - Sun, Mar 1
MIA
Miami
SEA
Seattle
$199 Roundtrip, found 16 hours ago
$199
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, Feb 18 from Miami to Seattle, returning Sun, Mar 1, priced at $199 found 16 hours ago
United
Wed, Dec 10 - Mon, Dec 15
MIA
Miami
SEA
Seattle
$205 Roundtrip, found 2 hours ago
$205
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Dec 10 from Miami to Seattle, returning Mon, Dec 15, priced at $205 found 2 hours ago

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

January is typically the cheapest month to fly

From $152 - $437 per traveler.

Frequently asked questions

How much does a flight from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA) cost?
Grab a cheap one-way flight from $109 or cheap return flight from $130 from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA)?
Planning your getaway for November can help you save, as it's the cheapest month for flights between MIA and SEA. You'll usually find the lowest prices during off-peak months.
Which airlines fly direct from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA)?
You can choose from 3 airlines that fly nonstop from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA). Including:

  • Alaska Airlines
  • Delta Air Lines
  • American Airlines

What is the cheapest airline that flies from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA)?
While prices can vary depending on your travel dates, Delta Air Lines and Alaska Airlines are popular choices for flights between Miami Intl. Airport (MIA) and Seattle - Tacoma Intl. Airport (SEA). You can also compare airlines on Expedia and use the "Sort by" filter to find the cheapest fare for your MIA to SEA flight.
How many flights per day from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA)?
With an average of 3 direct flights that operate from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA) every day, you'll be taking off on vacation soon enough.
What are the most popular departure times for flights from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA)?
More people fly between MIA and SEA at 5 PM than at any other point in the day. Looking for a quieter experience? Consider flying outside peak hours and you're likely to save on your ticket as well.
What day of the week has the most flights from MIA to SEA?
Depart on a Thursday if you're looking for the biggest selection of flights from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA).
What is the earliest flight from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA)?
Hop on the earliest flight at around 5:15PM UTC-5, departing from Miami Intl. Airport (MIA). You'll be in the air for around 7h 4m, arriving at Seattle - Tacoma Intl. Airport (SEA) at approximately 9:19PM UTC-8.
How long does it take to fly from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA)?
Flights from MIA to SEA have an average travel time of 7 hours. The total distance between the two airports is 2,700 mi.
What airline has the least delays from MIA to SEA?
American Airlines has the best performance for on-time direct flights from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA), with an on-time score of 88%. Use the Expedia App to check your flight status before you go and get immediate updates about any trip changes.
What is the best time to fly from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA)?
To avoid potential delays on the Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA) route, aim to fly before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Seattle from Miami Intl. Airport (MIA)?
Compare your flight options from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA). This is the only Seattle airport you can fly into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Last-minute bookings from MIA to SEA are typically more expensive. To secure the lowest prices, start searching for flights well in advance. That being said, if you're flexible with your travel plans, you may score a cheap ticket just before your departure.
Is it cheaper to book a MIA to SEA flight and hotel package?
You'll typically save money by booking a MIA to SEA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've selected your preferred accommodations and flights, you can add extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Miami Intl. Airport (MIA) to Seattle - Tacoma Intl. Airport (SEA)?
Typically, it's possible to cancel or reschedule your MIA to SEA flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Miami Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$130
Distance
2721 mi
Average flight time
3 hours 45 mins

Book with confidence

Miami to Seattle Flights

The cheapest times to fly from Miami to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Miami to Seattle are during the month of November. You can find some of the cheapest flights from Miami to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Miami to Seattle

Sunday is one of the best days to book for cheap flights from Miami to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Miami to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Miami to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $109 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Miami to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Miami to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Miami to Seattle Flights

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*Available to One Key members.