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Cheap flights from Seattle to Miami from $120

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 12/9. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
8:45 am - 5:34 pmSEA-MIA
5h 49mnonstop
Alaska Airlines Logo
6:34 pm - 10:30 pmMIA-SEA
6h 56mnonstop
$198Alaska Airlines
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Tue, Dec 2 - Tue, Dec 9
Delta Logo
7:55 am - 4:50 pmSEA-MIA
5h 55mnonstop
Delta Logo
6:05 pm - 10:03 pmMIA-SEA
6h 58mnonstop
$199Delta
Find Deal
Thu, Dec 4 - Mon, Dec 8
Multiple Airlines Logo
1:09 pm - 5:19 amSEA-MIA
13h 10m1 stop
Multiple Airlines Logo
6:34 pm - 10:30 pmMIA-SEA
6h 56mnonstop
$203Multiple Airlines
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Thu, Dec 4 - Tue, Dec 9
Frontier Logo
9:45 am - 11:18 pmSEA-MIA
10h 33m1 stop
Frontier Logo
6:00 am - 11:53 amMIA-SEA
8h 53m1 stop
$204Frontier
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Mon, Dec 8 - Mon, Dec 15
Multiple Airlines Logo
1:09 pm - 5:19 amSEA-MIA
13h 10m1 stop
Multiple Airlines Logo
5:00 pm - 10:45 pmMIA-SEA
8h 45m1 stop
$205Multiple Airlines
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Thu, Dec 4 - Tue, Dec 9
Multiple Airlines Logo
9:45 am - 9:13 amSEA-MIA
20h 28m1 stop
Multiple Airlines Logo
7:09 pm - 11:53 amMIA-SEA
19h 44m2 stops
$206Multiple Airlines
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Mon, Dec 8 - Thu, Dec 11
Frontier Logo
1:09 pm - 5:19 amSEA-MIA
13h 10m1 stop
Frontier Logo
6:00 am - 11:53 amMIA-SEA
8h 53m1 stop
$207Frontier
Find Deal
Thu, Dec 4 - Sat, Dec 13
Multiple Airlines Logo
1:09 pm - 5:19 amSEA-MIA
13h 10m1 stop
Multiple Airlines Logo
6:05 am - 11:53 amMIA-SEA
32h 48m2 stops
$208Multiple Airlines
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Thu, Dec 4 - Sun, Dec 7
Delta Logo
11:55 pm - 1:32 pmSEA-MIA
10h 37m1 stop
Delta Logo
6:05 pm - 10:03 pmMIA-SEA
6h 58mnonstop
$209Delta
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Sat, Dec 13 - Mon, Dec 15
Delta Logo
7:55 am - 4:50 pmSEA-MIA
5h 55mnonstop
Delta Logo
7:39 am - 5:10 pmMIA-SEA
12h 31m1 stop
$210Delta
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Sun, Dec 7 - Sat, Dec 13

Delta flights from Seattle to Miami

Our best Delta deals on Seattle to Miami flight tickets
Delta
Dec 4
SEA7:55 amSeattle/Tacoma Intl
5h 55m
MIA4:50 pmMiami
Dec 8
MIA6:05 pmMiami
6h 58m
SEA10:03 pmSeattle/Tacoma Intl
$199
Find similar
Delta
Dec 13
SEA11:55 pmSeattle/Tacoma Intl
10h 37m
1 stop
MIA1:32 pmMiami
Dec 15
MIA6:05 pmMiami
6h 58m
SEA10:03 pmSeattle/Tacoma Intl
$209
Find similar
Delta
Dec 7
SEA7:55 amSeattle/Tacoma Intl
5h 55m
MIA4:50 pmMiami
Dec 13
MIA7:39 amMiami
12h 31m
1 stop
SEA5:10 pmSeattle/Tacoma Intl
$210
Find similar

Frontier flights from Seattle to Miami

Our best Frontier deals on Seattle to Miami flight tickets
Frontier
Dec 8
SEA9:45 amSeattle/Tacoma Intl
10h 33m
1 stop
MIA11:18 pmMiami
Dec 15
MIA6:00 amMiami
8h 53m
1 stop
SEA11:53 amSeattle/Tacoma Intl
$204
Find similar
Frontier
Dec 4
SEA1:09 pmSeattle/Tacoma Intl
13h 10m
1 stop
MIA5:19 amMiami
Dec 13
MIA6:00 amMiami
8h 53m
1 stop
SEA11:53 amSeattle/Tacoma Intl
$207
Find similar
Frontier
Dec 4
SEA1:09 pmSeattle/Tacoma Intl
13h 10m
1 stop
MIA5:19 amMiami
Dec 6
MIA6:53 pmMiami
20h 00m
2 stops
SEA11:53 amSeattle/Tacoma Intl
$211
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Miami that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 13, 2025.
Use the filters below to find and compare flights from Seattle to Miami that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Tue 12/2

8:45 am-5:34 pm

Nonstop5h 49m

Miami

Tue 12/9

6:34 pm-10:30 pm

Nonstop6h 56m

$198

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Thu 12/4

7:55 am-4:50 pm

Nonstop5h 55m

Miami

Mon 12/8

6:05 pm-10:03 pm

Nonstop6h 58m

$199

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Thu 12/4

1:09 pm-5:19 am

1 stop13h 10m

Miami

Tue 12/9

6:34 pm-10:30 pm

Nonstop6h 56m

$203

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Mon 12/8

9:45 am-11:18 pm

1 stop10h 33m

Miami

Mon 12/15

6:00 am-11:53 am

1 stop8h 53m

$204

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Thu 12/4

1:09 pm-5:19 am

1 stop13h 10m

Miami

Tue 12/9

5:00 pm-10:45 pm

1 stop8h 45m

$205

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Mon 12/8

9:45 am-9:13 am

1 stop20h 28m

Miami

Thu 12/11

7:09 pm-11:53 am

2 stops19h 44m

$206

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Thu 12/4

1:09 pm-5:19 am

1 stop13h 10m

Miami

Sat 12/13

6:00 am-11:53 am

1 stop8h 53m

$207

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Thu 12/4

1:09 pm-5:19 am

1 stop13h 10m

Miami

Sun 12/7

6:05 am-11:53 am

2 stops32h 48m

$208

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Sat 12/13

11:55 pm-1:32 pm

1 stop10h 37m

Miami

Mon 12/15

6:05 pm-10:03 pm

Nonstop6h 58m

$209

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Sun 12/7

7:55 am-4:50 pm

Nonstop5h 55m

Miami

Sat 12/13

7:39 am-5:10 pm

1 stop12h 31m

$210

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Miami from

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?

The month of September is, on average, the cheapest month to fly to Miami from Seattle, with most prices found around $297. If you are unable to visit Miami during the month of September, then departing from Seattle during the month October is also very affordable. Most momondo users find prices during this month for around $297.

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

The cheapest day to depart from Seattle to Miami is on a Tuesday when prices can be found for as low as $556. 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 $618.

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 $953. 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 $376 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 $316 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 9% 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 November 2025, prices for Seattle to Miami flights are approximately 16% more expensive 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

$196

Fastest flight time

5h 40m

Direct flights

Every day

Airports in Miami

1 airport
The best one-way flight to Miami from Seattle in the past 72 hours is $196. The best round-trip flight deal from Seattle to Miami found on momondo in the last 72 hours is $447.
The fastest flight from Seattle to Miami takes 5h 40m
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?

  • 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?

  • 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
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $118Free CancellationRating
7.8
2,809 reviews
Search Hawaiian Airlines flights
Spirit AirlinesPriceFrom $128Free CancellationRating
6.3
8,139 reviews
Search Spirit Airlines flights
FrontierPriceFrom $128Free CancellationRating
5.8
3,110 reviews
Search Frontier flights
Sun Country AirPriceFrom $162Free CancellationRating
6.9
336 reviews
Search Sun Country Air flights
DeltaPriceFrom $198Free CancellationRating
7.9
8,008 reviews
Search Delta flights
United AirlinesPriceFrom $218Free CancellationRating
7.4
9,017 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $237Free CancellationRating
8.0
11,286 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $257Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights
SouthwestPriceFrom $286Free CancellationRating
8.0
4,242 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 $468. Our users have rated Alaska Airlines at 8.0/10.

  • Delta Flights From Seattle to Miami

    Across 8,008 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 $198 to $363. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Miami?

Book flights to Miami if you plan to visit one of these locations
Miami Beach
Key Largo
Hollywood
Islamorada
Marco Island
Marathon
Palm Beach
Delray Beach
Pompano Beach
Jupiter
Sunny Isles Beach
Dania Beach
Lake Worth
Bonita Springs
Deerfield Beach
Boynton Beach
Miramar
Doral
Miami Gardens
Lauderdale-by-the-Sea

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.

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.
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