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Cheap flights from Miami to Seattle from C$ 163

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/8. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — SEA
3 Aug — 10 Aug1
1 adult

Cheapflights Tip: The best prices from Miami to Seattle/Tacoma Intl are usually found in January or September, booked 78 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from Miami to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Miami (MIA) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 July 2025.

Round-trip from

C$ 324

One-way from

C$ 163

Popular in

March

Cheapest in

January

Average price

C$ 510

Good round-trip deal

C$ 217 or less
Alaska Airlines
  • Alaska Airlines
  • 5/11-9/11
  • Nonstop
  • 12h 37m total
  • Miami to Seattle
Search Deals
United Airlines
  • United Airlines
  • 30/8
  • 1 total stop
  • 9h 04m total
  • Miami to Seattle
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 15 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Miami to Seattle/Tacoma Intl.
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Find flight deals from Miami to Seattle

Cheapest flights from Miami to Seattle
Explore the most affordable flight options available from Miami to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2025.

Wed 5/116:46 p.m.MIA - SEA
Nonstop6h 44mAlaska Airlines
Sun 9/118:53 a.m.SEA - MIA
Nonstop5h 53mAlaska Airlines
Deal found 28/7C$ 324
Fri 19/96:52 p.m.MIA - SEA
Nonstop6h 41mHawaiian Airlines
Tue 23/98:25 a.m.SEA - MIA
Nonstop6h 20mHawaiian Airlines
Deal found 28/7C$ 325
Sat 1/116:05 p.m.MIA - SEA
Nonstop6h 42mDelta
Wed 12/118:00 a.m.SEA - MIA
Nonstop6h 05mDelta
Deal found 28/7C$ 351
Wed 3/91:00 p.m.MIA - SEA
1 stop11h 40mSouthwest
Mon 8/99:10 p.m.SEA - MIA
1 stop10h 45mSouthwest
Deal found 27/7C$ 359
Wed 24/121:05 p.m.MIA - SEA
1 stop12h 43mSun Country Air
Mon 29/1211:59 p.m.SEA - MIA
1 stop7h 55mSun Country Air
Deal found 27/7C$ 432
Tue 26/83:35 p.m.MIA - SEA
1 stop8h 42mUnited Airlines
Tue 2/911:11 a.m.SEA - MIA
1 stop7h 44mUnited Airlines
Deal found 29/7C$ 457

Cheapflights 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, Cheapflights users made 629,999 searches. Data last updated 29 July 2025.
Use the filters below to find and compare flights from Miami to Seattle that are best for you.

Fly from

Miami

Fly to

Seattle

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

Sun 9/11

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

Nonstop5h 53m

C$ 324

MiamiSeattle

MIA - SEA

MIASEA

Miami

Fri 19/9

6:52 p.m.-10:33 p.m.

Nonstop6h 41m

Seattle/Tacoma Intl

Tue 23/9

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

Nonstop6h 20m

C$ 325

MiamiSeattle

MIA - SEA

MIASEA

Miami

Sat 1/11

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

Nonstop6h 42m

Seattle/Tacoma Intl

Wed 12/11

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

Nonstop6h 05m

C$ 351

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$ 359

MiamiSeattle

MIA - SEA

MIASEA

Miami

Wed 24/12

1:05 p.m.-10:48 p.m.

1 stop12h 43m

Seattle/Tacoma Intl

Mon 29/12

11:59 p.m.-10:54 a.m.

1 stop7h 55m

C$ 432

MiamiSeattle

MIA - SEA

MIASEA

Miami

Tue 26/8

3:35 p.m.-9:17 p.m.

1 stop8h 42m

Seattle/Tacoma Intl

Tue 2/9

11:11 a.m.-9:55 p.m.

1 stop7h 44m

C$ 457

MiamiSeattle

MIA - SEA

MIASEA

Miami

Sat 30/8

4:16 p.m.-10:20 p.m.

1 stop9h 04m

C$ 163

MiamiSeattle

MIA - SEA

MIASEA

Miami

Tue 16/12

4:45 p.m.-10:24 p.m.

1 stop8h 39m

C$ 176

MiamiSeattle

MIA - SEA

MIASEA

Miami

Tue 26/8

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

Nonstop6h 34m

C$ 191

MiamiSeattle

MIA - SEA

MIASEA

Miami

Mon 29/9

4:10 p.m.-11:35 p.m.

1 stop10h 25m

C$ 204

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/7

Showing 1-10 of 12 results
1
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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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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?

Use this chart to determine the optimal time to book a round-trip flight from Miami to Seattle. Price data was last updated on 25 July 2025.

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 78 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$ 262). Flying from Miami to Seattle in December is currently the most expensive (average of C$ 353). 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?

Find hourly flight availability from Miami to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 July 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 43% on flights from Miami to Seattle by exploring options for tickets in the morning.

Weekly flight availability from Miami to Seattle

Explore weekly flight availability from Miami to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 July 2025.

The most flights from MIA to SEA are scheduled on a Monday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 29 July 2025.
Read reviews from past customers who have flown Alaska Airlines,Southwest, andDelta from Miami to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Related info for your journey

Find useful and relevant information for your journey from Miami to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Miami to Seattle flight route?

    This flight path from Miami to Seattle/Tacoma Intl was viewed by 6 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Miami to Seattle round-trip?

    Cheapflights users have booked flights from Miami to Seattle round-trip from C$ 324. Other airlines that can offer you cheap pricing are Hawaiian Airlines, from C$ 325, and Delta, from C$ 351. These flights start at 32% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Miami to Seattle one-way?

    The cheapest airlines for a one-way flight from Miami to Seattle are United Airlines (C$ 163), Alaska Airlines (C$ 176), and Hawaiian Airlines (C$ 191).

  • 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: Air Tahiti Nui (74%), Alaska Airlines (73%), Hawaiian Airlines( 73%).

  • What are the cheapest flights from Miami to Seattle?

    Looking at all options, your cheapest flight can be booked for C$ 217. While the most popular route (Miami - Seattle/Tacoma Intl) can be booked for C$ 325 on average our data indicates C$ 217 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$ 262). Flying from Miami to Seattle in December is currently the most expensive (average of C$ 353). 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
Leavenworth
SeaTac
Tukwila
Tacoma
Marysville
Bothell
Renton
Olympia
Lynnwood

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