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Cheap flights from Miami to Seattle from C$ 193

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 23/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Southwest Logo
1:45 p.m. - 10:55 p.m.MIA-SEA
12h 10m1 stop
Southwest Logo
5:15 a.m. - 7:50 p.m.SEA-MIA
11h 35m2 stops
C$ 299Southwest
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Thu, 4 Dec - Tue, 9 Dec
Southwest Logo
1:45 p.m. - 10:55 p.m.MIA-SEA
12h 10m1 stop
Southwest Logo
5:35 a.m. - 6:45 p.m.SEA-MIA
10h 10m1 stop
C$ 313Southwest
Find Deal
Tue, 4 Nov - Sun, 9 Nov
Delta Logo
6:05 p.m. - 10:02 p.m.MIA-SEA
6h 57mdirect
Delta Logo
8:00 a.m. - 5:05 p.m.SEA-MIA
6h 05mdirect
C$ 328Delta
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Tue, 16 Dec - Tue, 6 Jan
United Airlines Logo
12:06 p.m. - 9:34 p.m.MIA-SEA
12h 28m2 stops
United Airlines Logo
10:25 a.m. - 9:13 p.m.SEA-MIA
7h 48m1 stop
C$ 335United Airlines
Find Deal
Fri, 3 Oct - Sun, 5 Oct
Hawaiian Airlines Logo
6:46 p.m. - 10:30 p.m.MIA-SEA
6h 44mdirect
Hawaiian Airlines Logo
5:20 a.m. - 3:57 p.m.SEA-MIA
7h 37m1 stop
C$ 342Hawaiian Airlines
Find Deal
Thu, 20 Nov - Mon, 24 Nov
United Airlines Logo
7:00 a.m. - 12:42 p.m.MIA-SEA
8h 42m1 stop
United Airlines Logo
7:00 a.m. - 8:09 p.m.SEA-MIA
10h 09m1 stop
C$ 349United Airlines
Find Deal
Sat, 13 Dec - Tue, 16 Dec
Delta Logo
6:05 p.m. - 10:02 p.m.MIA-SEA
6h 57mdirect
Delta Logo
8:00 a.m. - 5:05 p.m.SEA-MIA
6h 05mdirect
C$ 356Delta
Find Deal
Mon, 15 Dec - Tue, 6 Jan
Southwest Logo
1:45 p.m. - 10:55 p.m.MIA-SEA
12h 10m1 stop
Southwest Logo
5:35 a.m. - 6:45 p.m.SEA-MIA
10h 10m1 stop
C$ 360Southwest
Find Deal
Thu, 4 Dec - Sun, 14 Dec
Alaska Airlines Logo
6:34 p.m. - 10:30 p.m.MIA-SEA
6h 56mdirect
Alaska Airlines Logo
5:20 a.m. - 3:51 p.m.SEA-MIA
7h 31m1 stop
C$ 370Alaska Airlines
Find Deal
Tue, 16 Dec - Tue, 6 Jan
Alaska Airlines Logo
4:51 p.m. - 11:15 p.m.MIA-SEA
9h 24m1 stop
Alaska Airlines Logo
11:10 p.m. - 3:42 p.m.SEA-MIA
13h 32m1 stop
C$ 382Alaska Airlines
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Tue, 6 Jan - Sat, 10 Jan

Delta flights from Miami to Seattle

Our best Delta deals on Miami to Seattle flight tickets
Delta
16 Dec
MIA6:05 p.m.Miami
6h 57m
SEA10:02 p.m.Seattle/Tacoma Intl
6 Jan
SEA8:00 a.m.Seattle/Tacoma Intl
6h 05m
MIA5:05 p.m.Miami
C$ 328
Find similar
Delta
15 Dec
MIA6:05 p.m.Miami
6h 57m
SEA10:02 p.m.Seattle/Tacoma Intl
6 Jan
SEA8:00 a.m.Seattle/Tacoma Intl
6h 05m
MIA5:05 p.m.Miami
C$ 356
Find similar
Delta
17 Dec
MIA6:05 p.m.Miami
6h 57m
SEA10:02 p.m.Seattle/Tacoma Intl
7 Jan
SEA7:30 a.m.Seattle/Tacoma Intl
19h 45m
2 stops
MIA6:15 a.m.Miami
C$ 374
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United Airlines flights from Miami to Seattle

Our best United Airlines deals on Miami to Seattle flight tickets
United Airlines
3 Oct
MIA12:06 p.m.Miami
12h 28m
2 stops
SEA9:34 p.m.Seattle/Tacoma Intl
5 Oct
SEA10:25 a.m.Seattle/Tacoma Intl
7h 48m
1 stop
MIA9:13 p.m.Miami
C$ 335
Find similar
United Airlines
13 Dec
MIA7:00 a.m.Miami
8h 42m
1 stop
SEA12:42 p.m.Seattle/Tacoma Intl
16 Dec
SEA7:00 a.m.Seattle/Tacoma Intl
10h 09m
1 stop
MIA8:09 p.m.Miami
C$ 349
Find similar
United Airlines
7 Oct
MIA6:45 a.m.Miami
11h 47m
2 stops
SEA3:32 p.m.Seattle/Tacoma Intl
14 Oct
SEA11:10 p.m.Seattle/Tacoma Intl
8h 50m
1 stop
MIA11:00 a.m.Miami
C$ 363
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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 11 September 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

Thu 4/12

1:45 p.m.-10:55 p.m.

1 stop12h 10m

Seattle/Tacoma Intl

Tue 9/12

5:15 a.m.-7:50 p.m.

2 stops11h 35m

C$ 299

MiamiSeattle

MIA - SEA

MIASEA

Miami

Tue 4/11

1:45 p.m.-10:55 p.m.

1 stop12h 10m

Seattle/Tacoma Intl

Sun 9/11

5:35 a.m.-6:45 p.m.

1 stop10h 10m

C$ 313

MiamiSeattle

MIA - SEA

MIASEA

Miami

Tue 16/12

6:05 p.m.-10:02 p.m.

Nonstop6h 57m

Seattle/Tacoma Intl

Tue 6/1

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

Nonstop6h 05m

C$ 328

MiamiSeattle

MIA - SEA

MIASEA

Miami

Fri 3/10

12:06 p.m.-9:34 p.m.

2 stops12h 28m

Seattle/Tacoma Intl

Sun 5/10

10:25 a.m.-9:13 p.m.

1 stop7h 48m

C$ 335

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 20/11

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

Nonstop6h 44m

Seattle/Tacoma Intl

Mon 24/11

5:20 a.m.-3:57 p.m.

1 stop7h 37m

C$ 342

MiamiSeattle

MIA - SEA

MIASEA

Miami

Sat 13/12

7:00 a.m.-12:42 p.m.

1 stop8h 42m

Seattle/Tacoma Intl

Tue 16/12

7:00 a.m.-8:09 p.m.

1 stop10h 09m

C$ 349

MiamiSeattle

MIA - SEA

MIASEA

Miami

Mon 15/12

6:05 p.m.-10:02 p.m.

Nonstop6h 57m

Seattle/Tacoma Intl

Tue 6/1

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

Nonstop6h 05m

C$ 356

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 4/12

1:45 p.m.-10:55 p.m.

1 stop12h 10m

Seattle/Tacoma Intl

Sun 14/12

5:35 a.m.-6:45 p.m.

1 stop10h 10m

C$ 360

MiamiSeattle

MIA - SEA

MIASEA

Miami

Tue 16/12

6:34 p.m.-10:30 p.m.

Nonstop6h 56m

Seattle/Tacoma Intl

Tue 6/1

5:20 a.m.-3:51 p.m.

1 stop7h 31m

C$ 370

MiamiSeattle

MIA - SEA

MIASEA

Miami

Tue 6/1

4:51 p.m.-11:15 p.m.

1 stop9h 24m

Seattle/Tacoma Intl

Sat 10/1

11:10 p.m.-3:42 p.m.

1 stop13h 32m

C$ 382

Flights are sorted by cheapest round-trip flights 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$ 412.

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$ 219. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around C$ 617. 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$ 219. Flights in the evening are often more expensive with an average ticket price of C$ 384.

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$ 369 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 57% 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 September 2025, prices for Miami to Seattle flights are approximately 23% cheaper 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

Fastest flight time

6h 30m

Direct flights

Every day

Airports in Seattle

1 airport
The fastest flight from Miami to Seattle takes 6h 30m
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
Lynnwood
Marysville
Tacoma
SeaTac
Kirkland
Redmond
Olympia
Ocean Shores
Shoreline
Ellensburg
Tukwila
Gig Harbor
Renton
Mukilteo
Cle Elum
Poulsbo
Puyallup
Federal Way
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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