Which layover airport offers the lowest fares from Seattle to Miami?

Flights via Denver (DEN) offer the lowest average round-trip price of $234.

What airlines fly to Miami?

Delta, Alaska Airlines and American Airlines are the top three most popular airlines that fly to Miami from Seattle according to our data. Delta is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Miami. Keep in mind that there are 9 different airlines that fly to Miami on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Miami?

Alaska Airlines, American Airlines, and Frontier are the most popular carriers operating from Seattle/Tacoma Intl to Miami

How many flights depart from Seattle to Miami on average per day?

As of September 2025, 4 flights take off from Seattle and land in Miami each day. The most common flight departure time for this route is 8:00AM, with 82% of daily flights taking off at noon.

How many flights depart from Seattle to Miami on average per week?

34 flights are operational weekly from Seattle to Miami as of September 2025. The most popular departure day for this route is Mon, with 18% of flights per week taking off on this day.

Which airport is the most popular layover for flights between Seattle and Miami?

Denver (DEN) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Seattle to Miami?

Atlanta (ATL) has the shortest average layover time for this route: 1h 32m.

Which layover airport has the shortest travel time from Seattle to Miami?

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 8h 45m.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Miami Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Miami Airport refresh daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Miami Airport?

The number of operators available for flights from Seattle/Tacoma Intl Airport to Miami Airport is 9 as of September 2025.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Miami Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Miami Airport.

What documentation or ID do you need to fly to Miami Airport?

The travel and health documents you'll need for your trip to Miami Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Miami Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$139 Cheap Flights from Seattle to Miami in 2025/26

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Find the cheapest flights from Seattle to Miami

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

2:31 pm - 2:32 pmSEA-MIA

21h 01m2 stops

6:00 am - 12:07 pmMIA-SEA

9h 07m1 stop

$204Frontier

Find Deal

Mon, Oct 20 - Fri, Oct 24

8:43 pm - 4:56 pmSEA-MIA

17h 13m2 stops

6:00 am - 12:07 pmMIA-SEA

9h 07m1 stop

$206Frontier

Find Deal

Sun, Oct 19 - Sat, Oct 25

10:16 am - 12:50 amSEA-MIA

11h 34m1 stop

6:00 am - 12:13 pmMIA-SEA

9h 13m1 stop

$208Frontier

Find Deal

Mon, Oct 27 - Fri, Oct 31

8:30 am - 5:29 pmSEA-MIA

5h 59mnonstop

6:46 pm - 10:30 pmMIA-SEA

6h 44mnonstop

$210Alaska Airlines

Find Deal

Mon, Oct 20 - Tue, Oct 28

8:30 am - 5:29 pmSEA-MIA

5h 59mnonstop

6:46 pm - 10:30 pmMIA-SEA

6h 44mnonstop

$232Hawaiian Airlines

Find Deal

Mon, Oct 20 - Tue, Oct 28

8:53 am - 5:46 pmSEA-MIA

5h 53mnonstop

6:46 pm - 10:30 pmMIA-SEA

6h 44mnonstop

$235Hawaiian Airlines

Find Deal

Wed, Nov 12 - Wed, Nov 19

8:00 am - 4:54 pmSEA-MIA

5h 54mnonstop

6:05 pm - 9:47 pmMIA-SEA

6h 42mnonstop

$237Delta

Find Deal

Mon, Oct 20 - Tue, Oct 28

8:53 am - 5:46 pmSEA-MIA

5h 53mnonstop

6:46 pm - 10:30 pmMIA-SEA

6h 44mnonstop

$239Alaska Airlines

Find Deal

Tue, Oct 28 - Sat, Nov 8

7:55 am - 4:49 pmSEA-MIA

5h 54mnonstop

6:05 pm - 9:58 pmMIA-SEA

6h 53mnonstop

$257Delta

Find Deal

Thu, Nov 13 - Thu, Nov 20

10:06 pm - 6:50 amSEA-MIA

5h 44mnonstop

3:50 pm - 10:19 pmMIA-SEA

9h 29m1 stop

$259American Airlines

Find Deal

Thu, Jan 1 - Wed, Jan 7

United Airlines flights from Seattle to Miami

Our best United Airlines deals on Seattle to Miami flight tickets

United Airlines

Nov 3

SEA11:59 pmSeattle/Tacoma Intl

7h 54m

1 stop

MIA10:53 amMiami

Nov 5

MIA11:55 amMiami

12h 18m

2 stops

SEA9:13 pmSeattle/Tacoma Intl

$262

Find similar

United Airlines

Oct 11

SEA6:35 amSeattle/Tacoma Intl

11h 26m

2 stops

MIA9:01 pmMiami

Oct 18

MIA4:56 pmMiami

9h 19m

1 stop

SEA11:15 pmSeattle/Tacoma Intl

$397

Find similar

United Airlines

Oct 12

SEA11:40 pmSeattle/Tacoma Intl

9h 07m

1 stop

MIA11:47 amMiami

Oct 15

MIA1:15 pmMiami

10h 29m

1 stop

SEA8:44 pmSeattle/Tacoma Intl

$487

Find similar

Delta flights from Seattle to Miami

Our best Delta deals on Seattle to Miami flight tickets

Delta

Oct 20

SEA8:00 amSeattle/Tacoma Intl

5h 54m

MIA4:54 pmMiami

Oct 28

MIA6:05 pmMiami

6h 42m

SEA9:47 pmSeattle/Tacoma Intl

$237

Find similar

Delta

Nov 13

SEA7:55 amSeattle/Tacoma Intl

5h 54m

MIA4:49 pmMiami

Nov 20

MIA6:05 pmMiami

6h 53m

SEA9:58 pmSeattle/Tacoma Intl

$257

Find similar

Delta

Nov 14

SEA10:15 pmSeattle/Tacoma Intl

17h 37m

1 stop

MIA6:52 pmMiami

Nov 21

MIA6:05 pmMiami

6h 53m

SEA9:58 pmSeattle/Tacoma Intl

$275

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Mon 10/20

2:31 pm-2:32 pm

2 stops21h 01m

Miami

Fri 10/24

6:00 am-12:07 pm

1 stop9h 07m

$204

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Sun 10/19

8:43 pm-4:56 pm

2 stops17h 13m

Miami

Sat 10/25

6:00 am-12:07 pm

1 stop9h 07m

$206

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Mon 10/27

10:16 am-12:50 am

1 stop11h 34m

Miami

Fri 10/31

6:00 am-12:13 pm

1 stop9h 13m

$208

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Mon 10/20

8:30 am-5:29 pm

Nonstop5h 59m

Miami

Tue 10/28

6:46 pm-10:30 pm

Nonstop6h 44m

$210

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Mon 10/20

8:30 am-5:29 pm

Nonstop5h 59m

Miami

Tue 10/28

6:46 pm-10:30 pm

Nonstop6h 44m

$232

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Wed 11/12

8:53 am-5:46 pm

Nonstop5h 53m

Miami

Wed 11/19

6:46 pm-10:30 pm

Nonstop6h 44m

$235

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Mon 10/20

8:00 am-4:54 pm

Nonstop5h 54m

Miami

Tue 10/28

6:05 pm-9:47 pm

Nonstop6h 42m

$237

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Tue 10/28

8:53 am-5:46 pm

Nonstop5h 53m

Miami

Sat 11/8

6:46 pm-10:30 pm

Nonstop6h 44m

$239

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Thu 11/13

7:55 am-4:49 pm

Nonstop5h 54m

Miami

Thu 11/20

6:05 pm-9:58 pm

Nonstop6h 53m

$257

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Thu 1/1

10:06 pm-6:50 am

Nonstop5h 44m

Miami

Wed 1/7

3:50 pm-10:19 pm

1 stop9h 29m

$259

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How to get the cheapest flight ticket from Seattle to Miami

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

Other information

What is the cheapest month to fly to Miami?

The month of September is, on average, the cheapest month to fly to Miami from Seattle, with most prices found around $300. If you are unable to visit Miami during the month of September, then departing from Seattle during the month August is also very affordable. Most momondo users find prices during this month for around $302.

What is the cheapest day to depart on your flight to Miami?

The cheapest day to depart from Seattle to Miami is on a Wednesday when prices can be found for as low as $555. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Miami on Sunday is $624.

What is the cheapest time of day to depart on your flight to Miami?

In the afternoon is the cheapest time of day to fly from Seattle to Miami when you can find flight prices for as low as $263. Flying to Miami in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $1,116. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Seattle/Tacoma Intl to Miami flight route?

Fly from Seattle/Tacoma Intl to Miami for the best Seattle/Tacoma Intl - Miami flight prices

How far in advance should I book a flight to Miami?

You are more likely to see cheaper flights to Miami from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Miami for around $378 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Miami from Seattle for as low as $330 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Miami flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Miami flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Miami flights?

You could potentially save up to 7% on your flight if you consider stops on a Seattle to Miami flight.

How have Seattle to Miami flight prices changed over time?

As of September 2025, prices for Seattle to Miami flights are approximately 1% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Miami

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Miami according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Miami (SEA to MIA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Miami

Best Price Found	$210
Fastest flight time	5h 37m
Direct flights	Every day
Airports in Miami	1 airport

The best one-way flight to Miami from Seattle in the past 72 hours is $210. The best round-trip flight deal from Seattle to Miami found on momondo in the last 72 hours is $382.

The fastest flight from Seattle to Miami takes 5h 37m

Direct flights go from Seattle to Miami every day.

There is 1 airport near Miami: Miami (MIA)

Search flight deals

How far is Seattle/Tacoma Intl to Miami by plane?
The straight-line distance from Seattle/Tacoma Intl to Miami is 2729.6 mi. In terms of flight time, this usually takes a little over 5h 44m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Miami Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Miami Airport refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Miami Airport?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Miami Airport is 9 as of September 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Miami Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Miami Airport.
What documentation or ID do you need to fly to Miami Airport?
The travel and health documents you'll need for your trip to Miami Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Miami Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to Miami?
Based on momondo bookings for flights between Seattle and Miami, the leading plane model is Airbus A321neo, making up 42.09% of the total bookings. Other popular models include Boeing 737 MAX 9 with 27.86%, Boeing 737-900 Passenger/BBJ3 (winglets) with 16.12%, and Boeing 737 with 8.39%.
What is the most popular airline from Seattle to Miami?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Seattle to Miami is Delta (44% of total bookings). The next most popular airlines are Alaska Airlines (26%), American Airlines (18%), and Frontier (5%).

Best airlines flying from Seattle to Miami

Compare and see reviews for airlines that fly from Seattle to Miami with momondo

Airline	Rating	Free Cancellation	Price
Hawaiian Airlines	PriceFrom $118	Free Cancellation	Rating 7.8 2,760 reviews	Search Hawaiian Airlines flights
Spirit Airlines	PriceFrom $128	Free Cancellation	Rating 6.3 8,050 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $128	Free Cancellation	Rating 5.8 3,158 reviews	Search Frontier flights
Sun Country Air	PriceFrom $162	Free Cancellation	Rating 6.9 332 reviews	Search Sun Country Air flights
Delta	PriceFrom $197	Free Cancellation	Rating 7.9 7,964 reviews	Search Delta flights
United Airlines	PriceFrom $233	Free Cancellation	Rating 7.4 8,924 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $237	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $259	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Southwest	PriceFrom $286	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights

Alaska Airlines Flights From Seattle to Miami
Alaska Airlines is one of the most popular airlines flying from Seattle to Miami, operating 1 flight/week on average for this route. A good Alaska Airlines flight deal for Seattle to Miami starts from $237 round-trip, up to an average price of $477. Our users have rated Alaska Airlines at 8.0/10.
Delta Flights From Seattle to Miami
Across 7,964 Delta reviews on momondo, the average score is 7.9/10. Delta flies from Seattle to Miami about 7 times each week, with ticket deals ranging from $197 to $364. Price data is based on momondo searches in the last 72 hours.

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Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Miami?

Finding the right flight to Miami from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Miami quick and easy, saving you time and money.

Can I find flights from Seattle to Miami with flexible booking policies on momondo?

Flights from Seattle to Miami with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Miami?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Miami.

I’m not ready to book a flight from Seattle to Miami right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Miami flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Seattle to Miami from $139

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Miami departing on 10/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Our best Delta deals on Seattle to Miami flight tickets

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How to get the cheapest flight ticket from Seattle to Miami

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Miami?

What is the cheapest day to depart on your flight to Miami?

The cheapest day to depart from Seattle to Miami is on a Wednesday when prices can be found for as low as $555. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Miami on Sunday is $624.

What is the cheapest time of day to depart on your flight to Miami?

What is the cheapest Seattle/Tacoma Intl to Miami flight route?

Fly from Seattle/Tacoma Intl to Miami for the best Seattle/Tacoma Intl - Miami flight prices

How far in advance should I book a flight to Miami?

What cabin class options are available on Seattle/Tacoma Intl to Miami flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Miami flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Miami flights?

You could potentially save up to 7% on your flight if you consider stops on a Seattle to Miami flight.

How have Seattle to Miami flight prices changed over time?

As of September 2025, prices for Seattle to Miami flights are approximately 1% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Miami?

Alaska Airlines, American Airlines, and Frontier are the most popular carriers operating from Seattle/Tacoma Intl to Miami

What airlines fly to Miami?

Which airport is the most popular layover for flights between Seattle and Miami?

Denver (DEN) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Seattle to Miami?

Flights via Denver (DEN) offer the lowest average round-trip price of $234.

Which layover airport has the shortest travel time from Seattle to Miami?

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 8h 45m.

Which layover airport has the shortest connection time from Seattle to Miami?

Atlanta (ATL) has the shortest average layover time for this route: 1h 32m.

How many flights depart from Seattle to Miami on average per day?

As of September 2025, 4 flights take off from Seattle and land in Miami each day. The most common flight departure time for this route is 8:00AM, with 82% of daily flights taking off at noon.

How many flights depart from Seattle to Miami on average per week?

34 flights are operational weekly from Seattle to Miami as of September 2025. The most popular departure day for this route is Mon, with 18% of flights per week taking off on this day.

When to book flights from Seattle to Miami

Cheap Seattle to Miami (SEA to MIA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Miami

Best Price Found

Fastest flight time

Direct flights

Airports in Miami

How far is Seattle/Tacoma Intl to Miami by plane?

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Miami Airport?

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Miami Airport?

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Miami Airport?

What documentation or ID do you need to fly to Miami Airport?

What is the most popular plane model from Seattle to Miami?

What is the most popular airline from Seattle to Miami?

Best airlines flying from Seattle to Miami

Compare and see reviews for airlines that fly from Seattle to Miami with momondo

Alaska Airlines Flights From Seattle to Miami

Delta Flights From Seattle to Miami

Traveling to a place near Miami?

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Miami?

Can I find flights from Seattle to Miami with flexible booking policies on momondo?

How can momondo help me find flights from Seattle to Miami?

I’m not ready to book a flight from Seattle to Miami right now. Can momondo alert me if prices change?

An easier way to manage your Miami trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.