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Cheap flights from Miami to Seattle from C$ 164

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 30/8. 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

Alaska Airlines Logo
6:46 p.m. - 10:30 p.m.MIA-SEA
6h 44mdirect
Alaska Airlines Logo
8:53 a.m. - 5:46 p.m.SEA-MIA
5h 53mdirect
C$ 325Alaska Airlines
Find Deal
Wed, 5 Nov - Tue, 11 Nov
Alaska Airlines Logo
6:31 p.m. - 10:05 p.m.MIA-SEA
6h 34mdirect
Alaska Airlines Logo
8:25 a.m. - 5:45 p.m.SEA-MIA
6h 20mdirect
C$ 326Alaska Airlines
Find Deal
Tue, 26 Aug - Tue, 2 Sep
Hawaiian Airlines Logo
6:45 p.m. - 10:26 p.m.MIA-SEA
6h 41mdirect
Hawaiian Airlines Logo
8:25 a.m. - 5:45 p.m.SEA-MIA
6h 20mdirect
C$ 351Hawaiian Airlines
Find Deal
Thu, 11 Sep - Thu, 18 Sep
Delta Logo
6:05 p.m. - 9:47 p.m.MIA-SEA
6h 42mdirect
Delta Logo
8:00 a.m. - 5:05 p.m.SEA-MIA
6h 05mdirect
C$ 352Delta
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Sat, 1 Nov - Sun, 9 Nov
Southwest Logo
4:40 p.m. - 9:45 p.m.MIA-SEA
8h 05m1 stop
Southwest Logo
5:00 a.m. - 3:15 p.m.SEA-MIA
7h 15m1 stop
C$ 354Southwest
Find Deal
Fri, 22 Aug - Mon, 15 Sep
Southwest Logo
1:00 p.m. - 9:40 p.m.MIA-SEA
11h 40m1 stop
Southwest Logo
9:10 p.m. - 10:55 a.m.SEA-MIA
10h 45m1 stop
C$ 360Southwest
Find Deal
Wed, 3 Sep - Mon, 8 Sep
Delta Logo
6:45 p.m. - 10:23 p.m.MIA-SEA
6h 38mdirect
Delta Logo
8:35 a.m. - 5:31 p.m.SEA-MIA
5h 56mdirect
C$ 367Delta
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Wed, 27 Aug - Mon, 1 Sep
United Airlines Logo
12:04 p.m. - 9:17 p.m.MIA-SEA
12h 13m2 stops
United Airlines Logo
11:58 p.m. - 11:02 a.m.SEA-MIA
8h 04m1 stop
C$ 388United Airlines
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Sat, 23 Aug - Tue, 26 Aug
United Airlines Logo
12:04 p.m. - 5:31 p.m.MIA-SEA
8h 27m1 stop
United Airlines Logo
5:02 a.m. - 3:45 p.m.SEA-MIA
7h 43m1 stop
C$ 404United Airlines
Find Deal
Tue, 2 Sep - Tue, 16 Sep
Hawaiian Airlines Logo
6:46 p.m. - 10:33 p.m.MIA-SEA
6h 47mdirect
Hawaiian Airlines Logo
8:30 a.m. - 5:29 p.m.SEA-MIA
5h 59mdirect
C$ 409Hawaiian Airlines
Find Deal
Mon, 13 Oct - Wed, 15 Oct

Southwest flights from Miami to Seattle

Our best Southwest deals on Miami to Seattle flight tickets
Southwest
22 Aug
MIA4:40 p.m.Miami
8h 05m
1 stop
SEA9:45 p.m.Seattle/Tacoma Intl
15 Sep
SEA5:00 a.m.Seattle/Tacoma Intl
7h 15m
1 stop
MIA3:15 p.m.Miami
C$ 354
Find similar
Southwest
3 Sep
MIA1:00 p.m.Miami
11h 40m
1 stop
SEA9:40 p.m.Seattle/Tacoma Intl
8 Sep
SEA9:10 p.m.Seattle/Tacoma Intl
10h 45m
1 stop
MIA10:55 a.m.Miami
C$ 360
Find similar
Southwest
3 Sep
MIA1:00 p.m.Miami
11h 40m
1 stop
SEA9:40 p.m.Seattle/Tacoma Intl
12 Sep
SEA6:15 a.m.Seattle/Tacoma Intl
8h 55m
1 stop
MIA6:10 p.m.Miami
C$ 374
Find similar

Delta flights from Miami to Seattle

Our best Delta deals on Miami to Seattle flight tickets
Delta
1 Nov
MIA6:05 p.m.Miami
6h 42m
SEA9:47 p.m.Seattle/Tacoma Intl
9 Nov
SEA8:00 a.m.Seattle/Tacoma Intl
6h 05m
MIA5:05 p.m.Miami
C$ 352
Find similar
Delta
27 Aug
MIA6:45 p.m.Miami
6h 38m
SEA10:23 p.m.Seattle/Tacoma Intl
1 Sep
SEA8:35 a.m.Seattle/Tacoma Intl
5h 56m
MIA5:31 p.m.Miami
C$ 367
Find similar
Delta
1 Nov
MIA6:05 p.m.Miami
6h 42m
SEA9:47 p.m.Seattle/Tacoma Intl
13 Nov
SEA8:00 a.m.Seattle/Tacoma Intl
6h 05m
MIA5:05 p.m.Miami
C$ 380
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Miami to Seattle 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 96,600 searches. Data last updated 30 July 2025.
Use the filters below to find and compare flights from Miami to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MiamiSeattle

MIA - SEA

MIASEA

Miami

Wed 5/11

6:46 p.m.-10:30 p.m.

Nonstop6h 44m

Seattle/Tacoma Intl

Tue 11/11

8:53 a.m.-5:46 p.m.

Nonstop5h 53m

C$ 325

MiamiSeattle

MIA - SEA

MIASEA

Miami

Tue 26/8

6:31 p.m.-10:05 p.m.

Nonstop6h 34m

Seattle/Tacoma Intl

Tue 2/9

8:25 a.m.-5:45 p.m.

Nonstop6h 20m

C$ 326

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 11/9

6:45 p.m.-10:26 p.m.

Nonstop6h 41m

Seattle/Tacoma Intl

Thu 18/9

8:25 a.m.-5:45 p.m.

Nonstop6h 20m

C$ 351

MiamiSeattle

MIA - SEA

MIASEA

Miami

Sat 1/11

6:05 p.m.-9:47 p.m.

Nonstop6h 42m

Seattle/Tacoma Intl

Sun 9/11

8:00 a.m.-5:05 p.m.

Nonstop6h 05m

C$ 352

MiamiSeattle

MIA - SEA

MIASEA

Miami

Fri 22/8

4:40 p.m.-9:45 p.m.

1 stop8h 05m

Seattle/Tacoma Intl

Mon 15/9

5:00 a.m.-3:15 p.m.

1 stop7h 15m

C$ 354

MiamiSeattle

MIA - SEA

MIASEA

Miami

Wed 3/9

1:00 p.m.-9:40 p.m.

1 stop11h 40m

Seattle/Tacoma Intl

Mon 8/9

9:10 p.m.-10:55 a.m.

1 stop10h 45m

C$ 360

MiamiSeattle

MIA - SEA

MIASEA

Miami

Wed 27/8

6:45 p.m.-10:23 p.m.

Nonstop6h 38m

Seattle/Tacoma Intl

Mon 1/9

8:35 a.m.-5:31 p.m.

Nonstop5h 56m

C$ 367

MiamiSeattle

MIA - SEA

MIASEA

Miami

Sat 23/8

12:04 p.m.-9:17 p.m.

2 stops12h 13m

Seattle/Tacoma Intl

Tue 26/8

11:58 p.m.-11:02 a.m.

1 stop8h 04m

C$ 388

MiamiSeattle

MIA - SEA

MIASEA

Miami

Tue 2/9

12:04 p.m.-5:31 p.m.

1 stop8h 27m

Seattle/Tacoma Intl

Tue 16/9

5:02 a.m.-3:45 p.m.

1 stop7h 43m

C$ 404

MiamiSeattle

MIA - SEA

MIASEA

Miami

Mon 13/10

6:46 p.m.-10:33 p.m.

Nonstop6h 47m

Seattle/Tacoma Intl

Wed 15/10

8:30 a.m.-5:29 p.m.

Nonstop5h 59m

C$ 409

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 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?

If you aren’t able to travel to Seattle during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of C$ 421.

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

Our data shows that Saturday is the least expensive day to fly to Seattle. Tickets to fly out on this day can be as low as C$ 218. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around C$ 612. These prices are subject to change though, so be sure to set up a Price Alert for flights to Seattle.

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

Our most recent data shows that the best time of day to fly to Seattle is in the afternoon. Flights from Miami to Seattle during this time can be as low as C$ 218. Flights in the evening are often more expensive with an average ticket price of C$ 381.

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 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around C$ 480 when searching 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 C$ 370 on momondo.

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

There are 3 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.

Can stopping save me money on Miami to Seattle flights?

You could potentially save up to 48% on your flight if you consider stops on a Miami to Seattle flight.

How have Miami to Seattle flight prices changed over time?

As of July 2025, prices for Miami to Seattle flights are approximately 2% 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

C$ 164

Fastest flight time

6h 31m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Miami in the past 72 hours is C$ 164. The best round-trip flight deal from Miami to Seattle found on momondo in the last 72 hours is C$ 325.
The fastest flight from Miami to Seattle takes 6h 31m
Direct flights go from Miami to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
Search flight deals

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

    Seattle/Tacoma Intl is 4392.9 km away from Miami. A reasonable flight in good conditions will take 6h 31m.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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?

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Marysville
Lynnwood
SeaTac
Tacoma
Olympia
Ellensburg
Kirkland
Redmond
Ocean Shores
Shoreline
Tukwila
Renton
Mukilteo
Gig Harbor
Cle Elum
Poulsbo
Puyallup
Centralia
Kent

Why use momondo?

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

It is quick and easy to find Miami to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

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

Yes. All flights to Seattle from Miami on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Miami.

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

Yes. momondo can track prices for Miami to Seattle 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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