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Cheap flights from Miami to Seattle from $85

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Miami to Seattle departing on 8/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

American Airlines Logo
8:38 pm - 11:59 pmMIA-SEA
6h 21mnonstop
American Airlines Logo
8:58 pm - 5:41 amSEA-MIA
5h 43mnonstop
$169American Airlines
Find Deal
qua, set 10 - qua, set 17
American Airlines Logo
8:38 pm - 11:59 pmMIA-SEA
6h 21mnonstop
American Airlines Logo
8:58 pm - 5:41 amSEA-MIA
5h 43mnonstop
$173American Airlines
Find Deal
qui, set 18 - ter, set 30
Delta Logo
6:05 pm - 10:00 pmMIA-SEA
6h 55mnonstop
Delta Logo
8:00 am - 5:05 pmSEA-MIA
6h 05mnonstop
$177Delta
Find Deal
qui, set 18 - ter, set 30
Alaska Airlines Logo
6:26 pm - 10:05 pmMIA-SEA
6h 39mnonstop
Alaska Airlines Logo
8:30 am - 5:26 pmSEA-MIA
5h 56mnonstop
$185Alaska Airlines
Find Deal
seg, out 13 - qua, out 15
Delta Logo
8:00 am - 2:45 pmMIA-SEA
9h 45m1 stop
Delta Logo
8:00 am - 5:05 pmSEA-MIA
6h 05mnonstop
$187Delta
Find Deal
qui, set 18 - ter, set 30
Alaska Airlines Logo
6:31 pm - 10:05 pmMIA-SEA
6h 34mnonstop
Alaska Airlines Logo
8:25 am - 5:31 pmSEA-MIA
6h 06mnonstop
$211Alaska Airlines
Find Deal
sex, set 19 - ter, set 23
Frontier Logo
6:00 am - 12:34 amMIA-SEA
21h 34m1 stop
Frontier Logo
12:40 pm - 6:30 amSEA-MIA
14h 50m1 stop
$220Frontier
Find Deal
sex, ago 22 - sáb, ago 30
Hawaiian Airlines Logo
6:20 pm - 10:00 pmMIA-SEA
6h 40mnonstop
Hawaiian Airlines Logo
8:25 am - 5:20 pmSEA-MIA
5h 55mnonstop
$224Hawaiian Airlines
Find Deal
ter, jul 22 - ter, jul 29
Hawaiian Airlines Logo
6:31 pm - 10:05 pmMIA-SEA
6h 34mnonstop
Hawaiian Airlines Logo
8:25 am - 5:31 pmSEA-MIA
6h 06mnonstop
$226Hawaiian Airlines
Find Deal
seg, set 15 - sex, set 19
Frontier Logo
6:00 am - 12:34 amMIA-SEA
21h 34m1 stop
Frontier Logo
6:25 am - 6:30 amSEA-MIA
21h 05m1 stop
$243Frontier
Find Deal
qui, jul 31 - ter, ago 12

Alaska Airlines flights from Miami to Seattle

Our best Alaska Airlines deals on Miami to Seattle flight tickets
Alaska Airlines
Oct 13
MIA6:26 pmMiami
6h 39m
SEA10:05 pmSeattle/Tacoma Intl
Oct 15
SEA8:30 amSeattle/Tacoma Intl
5h 56m
MIA5:26 pmMiami
Alaska Airlines
Sep 19
MIA6:31 pmMiami
6h 34m
SEA10:05 pmSeattle/Tacoma Intl
Sep 23
SEA8:25 amSeattle/Tacoma Intl
6h 06m
MIA5:31 pmMiami
Alaska Airlines
Jul 25
MIA6:20 pmMiami
6h 40m
SEA10:00 pmSeattle/Tacoma Intl
Aug 1
SEA8:25 amSeattle/Tacoma Intl
5h 55m
MIA5:20 pmMiami

Southwest flights from Miami to Seattle

Our best Southwest deals on Miami to Seattle flight tickets
Southwest
Sep 18
MIA4:40 pmMiami
8h 05m
1 stop
SEA9:45 pmSeattle/Tacoma Intl
Sep 30
SEA6:45 amSeattle/Tacoma Intl
11h 55m
2 stops
MIA9:40 pmMiami
Southwest
Sep 11
MIA4:10 pmMiami
10h 25m
1 stop
SEA11:35 pmSeattle/Tacoma Intl
Sep 15
SEA5:00 amSeattle/Tacoma Intl
7h 15m
1 stop
MIA3:15 pmMiami
Southwest
Sep 9
MIA1:00 pmMiami
11h 35m
1 stop
SEA9:35 pmSeattle/Tacoma Intl
Sep 10
SEA10:10 amSeattle/Tacoma Intl
7h 30m
1 stop
MIA8:40 pmMiami

See travel insights to Seattle from

How to get the cheapest flight ticket from Miami to Seattle

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 Seattle?

In general, January is the cheapest month to fly from Miami to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $303. If you don’t want to visit Seattle in January, then you should wait until May to fly from Miami, when ticket prices are also cheap, with an average price of $307.

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

On average, the least expensive day to fly to Seattle from Miami is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $368. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Miami because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $535.

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

Flying to Seattle from Miami at noon is the least expensive time of day to depart. momondo users have found prices as low as $338 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $511. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

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

You are more likely to see cheaper flights to Seattle from Miami when booking 12 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $360 when searching 12 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Miami for as low as $275 on momondo.

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

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

How have Miami to Seattle flight prices changed over time?

As of June 2025, prices for Miami to Seattle flights are approximately 16% more expensive when compared to flights at the same time last year.

When to book flights from Miami to Seattle

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

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

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

Best Price Found

$85

Fastest flight time

6h 21m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Miami in the past 72 hours is $85. The best round-trip flight deal from Miami to Seattle found on momondo in the last 72 hours is $169.
The fastest flight from Miami to Seattle takes 6h 21m
Direct flights go from Miami to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

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

    Seattle/Tacoma Intl is 2729.6 mi away from Miami. By plane, this route typically takes 6h 21m.

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

    Prices for flights from Miami Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

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

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

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents you'll need for your trip to Seattle/Tacoma Intl 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 Seattle/Tacoma Intl 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 Miami to Seattle?

  • What is the most popular airline from Miami to Seattle?


Best airlines flying from Miami to Seattle

Compare and see reviews for airlines that fly from Miami to Seattle with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $108Free CancellationRating
5.9
3,295 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $128Free CancellationRating
7.8
2,494 reviews
Search Hawaiian Airlines flights
Spirit AirlinesPriceFrom $152Free CancellationRating
6.3
8,052 reviews
Search Spirit Airlines flights
DeltaPriceFrom $206Free CancellationRating
8.0
7,946 reviews
Search Delta flights
Alaska AirlinesPriceFrom $255Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $256Free CancellationRating
7.4
8,790 reviews
Search United Airlines flights
American AirlinesPriceFrom $262Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • Delta Flights From Miami to Seattle

    Delta flies from Miami to Seattle around 7 times per week, with 7,946 momondo users rating the airline 8.0/10. The cheapest Delta deal from Miami to Seattle in the last 72 hours was $206 (round-trip), much lower than the average airfare cost of $344 for Delta flights on this route.

  • Alaska Airlines Flights From Miami to Seattle

    The best Alaska Airlines deal for Miami to Seattle flight tickets found on momondo in the last 72 hours was $255, round-trip. It should be noted that an average Alaska Airlines flight deal for this route in this time was higher, at $390 round-trip. Alaska Airlines operates 1 flight out of Miami into Seattle in an average week, so prices vary by time and availability. 10,000 Alaska Airlines reviews by users on momondo have scored the airline at 8.0/10.


Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Tacoma
SeaTac
Ocean Shores
Olympia
Renton
Kent
Federal Way
Tukwila
Puyallup
Kirkland
Lynnwood
Marysville
Lakewood
Fife
Shoreline
Cle Elum
Centralia
Redmond
Westport

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Miami to Seattle for you.

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

All flight searches from Miami to Seattle on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Seattle from Miami. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Miami to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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1 adult
ter 6/17
ter 6/24

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