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Cheap flights from Miami to Seattle from C$ 261

MIA — SEA
10 Oct — 17 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Miami to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Miami to Seattle

Sat 17/106:15 p.m. -
Nonstop6h 45m
Thu 22/108:05 a.m. -
Nonstop5h 58m
Deal found 7/9C$ 444
Wed 30/96:16 p.m. -
Nonstop6h 38m
Mon 5/108:08 a.m. -
Nonstop6h 07m
Deal found 6/9C$ 451
Tue 10/1112:40 p.m. -
1 stop13h 50m
Thu 12/116:15 a.m. -
2 stops13h 00m
Deal found 6/9C$ 452
Sat 3/108:45 a.m. -
2 stops11h 52m
Sun 4/1011:59 p.m. -
1 stop8h 40m
Deal found 7/9C$ 454
Thu 1/106:19 p.m. -
Nonstop6h 36m
Sat 3/1010:35 a.m. -
2 stops16h 14m
Deal found 6/9C$ 455
Fri 2/103:57 p.m. -
1 stop8h 18m
Sat 3/107:11 a.m. -
2 stops12h 08m
Deal found 7/9C$ 456
Sat 17/108:00 a.m. -
1 stop9h 45m
Sat 24/108:05 a.m. -
Nonstop5h 58m
Deal found 7/9C$ 458
Thu 1/101:12 p.m. -
1 stop11h 53m
Tue 6/107:32 a.m. -
2 stops14h 21m
Deal found 6/9C$ 462
Wed 30/96:19 p.m. -
Nonstop6h 36m
Sun 4/107:59 a.m. -
Nonstop6h 08m
Deal found 6/9C$ 465
Sun 6/126:50 a.m. -
1 stop9h 25m
Tue 8/126:30 a.m. -
1 stop7h 55m
Deal found 5/9C$ 472
Wed 30/96:19 p.m. -
Nonstop6h 36m
Tue 6/106:00 a.m. -
1 stop8h 14m
Deal found 6/9C$ 478
Thu 1/104:35 p.m. -
1 stop10h 23m
Wed 7/107:20 a.m. -
2 stops14h 33m
Deal found 6/9C$ 484

Find flight deals from Miami to Seattle

Round-trip from

C$ 444

One-way from

C$ 261

Popular in

June

Cheapest in

January

Average price

C$ 565

Good one-way deal

C$ 330 or less
Delta
  • Delta
  • 17/10-24/10
  • Nonstop
  • 12h 43m total
  • Miami to Seattle
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Southwest
  • Southwest
  • 5/12-31/12
  • 2 total stops
  • 12h 20m total
  • Miami to Seattle
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Highest demand for flights based on searches. 12% potential increase in price (C$ 108 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 20 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Price to beat on a one-way flight from Miami to Seattle/Tacoma Intl.
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Cheapflights Fare Finder

 
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

Cheapest round-trip

MiamiSeattle

MIA Miami - SEA Seattle/Tacoma Intl

MIASEA

Miami

Sat 5/12

6:45 a.m.-4:05 p.m.

2 stops12h 20m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 261

MiamiSeattle

MIA Miami - SEA Seattle/Tacoma Intl

MIASEA

Miami

Sat 30/1

5:00 p.m.-10:38 p.m.

1 stop8h 38m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 274

MiamiSeattle

MIA Miami - SEA Seattle/Tacoma Intl

MIASEA

Miami

Thu 17/12

12:03 p.m.-10:49 p.m.

1 stop13h 46m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 287

MiamiSeattle

MIA Miami - SEA Seattle/Tacoma Intl

MIASEA

Miami

Tue 9/3

6:05 p.m.-9:58 p.m.

Nonstop6h 53m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 295

MiamiSeattle

MIA Miami - SEA Seattle/Tacoma Intl

MIASEA

Miami

Mon 21/12

12:03 p.m.-10:40 a.m.

1 stop25h 37m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 328

MiamiSeattle

MIA Miami - SEA Seattle/Tacoma Intl

MIASEA

Miami

Sat 21/11

7:30 a.m.-11:23 a.m.

Nonstop6h 53m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 330

MiamiSeattle

MIA Miami - SEA Seattle/Tacoma Intl

MIASEA

Miami

Wed 7/10

6:15 p.m.-10:00 p.m.

Nonstop6h 45m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 330

MiamiSeattle

MIA Miami - SEA Seattle/Tacoma Intl

MIASEA

Miami

Mon 21/12

1:56 p.m.-10:32 p.m.

2 stops11h 36m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 357

MiamiSeattle

MIA Miami - SEA Seattle/Tacoma Intl

MIASEA

Miami

Wed 23/9

6:16 p.m.-9:54 p.m.

Nonstop6h 38m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 433
Quickest round-trip

MiamiSeattle

MIA Miami - SEA Seattle/Tacoma Intl

MIASEA

Miami

Wed 23/9

6:19 p.m.-9:55 p.m.

Nonstop6h 36m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 433

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/9

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Miami to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Miami with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Miami to Seattle

How far ahead should I book a flight from Miami to Seattle?

The price you pay for your flight from Miami to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 90 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Miami to Seattle?

Currently, January is the cheapest month in which you can book a flight from Miami to Seattle (average of C$ 466). Flying from Miami to Seattle in June is currently the most expensive (average of C$ 696). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MIA to SEA?

When flying from Miami to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Miami to Seattle?

Airfare is below average for this route at the moment.

Miami to Seattle flights typically cost between C$ 496 and C$ 684 in October.
The cheapest round-trip price found within the last 5 days was C$ 444 on Delta (17 Oct-22 Oct).

Related info for your journey

  • How popular is this Miami to Seattle flight route?

    This flight path from Miami to Seattle/Tacoma Intl was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Miami to Seattle?

    Departing from Miami to Seattle will take you 8h 58m. There are 4376 km between Miami and Seattle. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most reliable airlines from Miami to Seattle?

    Before booking your flight to Seattle from Miami, check out the most reliable airlines to get you to your destination on time: Philippine Airlines (100%), Royal Air Maroc (100%), American Airlines( 89%).

  • What are the cheapest flights from Miami to Seattle?

    Looking at all options, your cheapest flight can be booked for C$ 294. While the most popular route (Miami - Seattle/Tacoma Intl) can be booked for C$ 751 on average, our data indicates C$ 425 when flying from Miami to Seattle.

  • Can I find deals for flights from Miami to Seattle that include hotel bookings?

    Yes. In addition to deals on Miami to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Miami to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Miami to Seattle.

  • Can I find deals for business class flights from Miami to Seattle?

    Yes. Cheapflights offers flight deals from Miami to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Miami to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Miami to Seattle (average of C$ 466). Flying from Miami to Seattle in June is currently the most expensive (average of C$ 696). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Kent
Mukilteo
Leavenworth
Tacoma
Renton
Cashmere
Lynnwood
Ellensburg
Tukwila
Olympia
Marysville
Federal Way
Kirkland

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