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$119+ Cheap flights from Miami to Seattle (MIA - SEA)

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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — SEA
Jul 21 — Jul 281
Mon 7/21
Mon 7/28
1 adult, Economy
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Cheapflights Tip: The best prices from Miami to Seattle/Tacoma Intl are usually found in January or May, booked 78 days in advance, depart on a Wednesday or Thursday and return on a Monday

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 July 16, 2025.

Round-trip from

$176
(SmartFares)

One-way from

$119
(Delta)

Popular in

March

Cheapest in

January

Average price

$372

Good round-trip deal

$240 or less

Good one-way deal

$138 or less
From Miami to Seattle/Tacoma Intl
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One-way flight from Miami to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 5% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 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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Price to beat on a one-way 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 July 16, 2025.

This SmartFares deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/146:20 pmMIA - SEA
Nonstop6h 47mAlaska Airlines
Wed 8/208:25 amSEA - MIA
Nonstop6h 06mAlaska Airlines
Deal found 7/14$176
This SmartFares deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/226:31 pmMIA - SEA
Nonstop6h 34mHawaiian Airlines
Tue 8/268:25 amSEA - MIA
Nonstop6h 06mHawaiian Airlines
Deal found 7/15$183
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/146:45 pmMIA - SEA
Nonstop6h 38mDelta
Wed 8/208:35 amSEA - MIA
Nonstop5h 56mDelta
Deal found 7/14$198
This Priceline deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/116:35 pmMIA - SEA
1 stop8h 56mFrontier
Sat 10/186:00 amSEA - MIA
1 stop8h 40mFrontier
Deal found 7/14$211
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/184:10 pmMIA - SEA
1 stop10h 25mSouthwest
Tue 9/309:10 pmSEA - MIA
1 stop10h 45mSouthwest
Deal found 7/15$217
This Cheapflightsfares deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/37:00 amMIA - SEA
1 stop12h 25mSpirit Airlines
Thu 8/75:30 pmSEA - MIA
1 stop9h 08mSpirit Airlines
Deal found 7/14$241
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/317:15 amMIA - SEA
1 stop9h 51mMultiple Airlines
Wed 8/65:30 pmSEA - MIA
1 stop9h 08mMultiple Airlines
Deal found 7/14$244
This American Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/188:38 pmMIA - SEA
Nonstop6h 21mAmerican Airlines
Mon 9/298:18 pmSEA - MIA
Nonstop5h 43mAmerican Airlines
Deal found 7/14$252

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 2,558,603 searches. Data last updated July 16, 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

Thu 8/14

6:20 pm-10:07 pm

Nonstop6h 47m

Seattle/Tacoma Intl

Wed 8/20

8:25 am-5:31 pm

Nonstop6h 06m

$176

MiamiSeattle

MIA - SEA

MIASEA

Miami

Fri 8/22

6:31 pm-10:05 pm

Nonstop6h 34m

Seattle/Tacoma Intl

Tue 8/26

8:25 am-5:31 pm

Nonstop6h 06m

$183

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 8/14

6:45 pm-10:23 pm

Nonstop6h 38m

Seattle/Tacoma Intl

Wed 8/20

8:35 am-5:31 pm

Nonstop5h 56m

$198

MiamiSeattle

MIA - SEA

MIASEA

Miami

Sat 10/11

6:35 pm-12:31 am

1 stop8h 56m

Seattle/Tacoma Intl

Sat 10/18

6:00 am-5:40 pm

1 stop8h 40m

$211

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 9/18

4:10 pm-11:35 pm

1 stop10h 25m

Seattle/Tacoma Intl

Tue 9/30

9:10 pm-10:55 am

1 stop10h 45m

$217

MiamiSeattle

MIA - SEA

MIASEA

Miami

Sun 8/3

7:00 am-4:25 pm

1 stop12h 25m

Seattle/Tacoma Intl

Thu 8/7

5:30 pm-5:38 am

1 stop9h 08m

$241

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 7/31

7:15 am-2:06 pm

1 stop9h 51m

Seattle/Tacoma Intl

Wed 8/6

5:30 pm-5:38 am

1 stop9h 08m

$244

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 9/18

8:38 pm-11:59 pm

Nonstop6h 21m

Seattle/Tacoma Intl

Mon 9/29

8:18 pm-5:01 am

Nonstop5h 43m

$252

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 8/14

6:45 pm-10:23 pm

Nonstop6h 38m

$119

MiamiSeattle

MIA - SEA

MIASEA

Miami

Fri 8/8

7:00 am-4:25 pm

1 stop12h 25m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/15

Showing 1-10 of 17 results
1
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The best insider tips for Miami to Seattle flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Miami to Seattle trip
Airports
MIA

For a quick check-in, use the MIA Mover train to reach the Miami Intermodal Center for public transport options.

Read more about MIAby Ramsey Qubein
SEA

Use the Link light rail from SEA to downtown Seattle for an affordable, 40-minute journey with ample luggage space.

Read more about SEAby Brandon Schultz
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on MIA

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

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 July 11, 2025.

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Miami to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 $238). Flying from Miami to Seattle in June is currently the most expensive (average of $388). 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 July 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Miami to Seattle at noon. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Miami to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Miami to Seattle. Price data was last updated on July 13, 2025.

Travelers seeking maximum savings on their Miami to Seattle flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 July 16, 2025.

The most flights from MIA to SEA are scheduled on a Tuesday (8 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (6 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 July 16, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from Miami to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Entertainment

7.1

Food

7.1

Comfort

7.8

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

Crew

8.5

Overall

8.0

Boarding

8.1

Entertainment

7.1

Food

7.1

Comfort

7.8

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
4,241 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Entertainment

7.1

Food

7.1

Comfort

7.8

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
7,957 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Entertainment

7.1

Food

7.1

Comfort

7.8

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
2,580 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Entertainment

7.1

Food

7.1

Comfort

7.8

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
8,863 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Entertainment

7.1

Food

7.1

Comfort

7.8

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.

  • What airports do I use to fly from Miami to Seattle?

    To fly from Miami to Seattle, you need to book a flight from Miami (MIA) to Seattle/Tacoma Intl (SEA). Nonstop flights to Seattle/Tacoma Intl from Miami take 6h 30m on average. When it comes time to book airfare, you have a few options: there are 7 outbound flights from Miami to Seattle/Tacoma Intl offered by 7 different airlines.

  • How popular is this Miami to Seattle flight route?

    Within the past month, 36 users have taken a look at flights from Miami to Seattle/Tacoma Intl.

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

    According to our current data, Alaska Airlines ($176), Hawaiian Airlines ($183), and Delta ($198) offers the cheapest pricing from Miami to Seattle. Alaska Airlines is priced at 49% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $119. Users have also found prices from $126 and $128 on Spirit Airlines and Hawaiian Airlines, respectively.

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

    Consider Qatar Airways (78%), Alaska Airlines (75%) or Hawaiian Airlines (74%) when booking your flight. These represent the most reliable airlines when flying from Miami to Seattle.

  • What are the cheapest flights from Miami to Seattle?

    Looking at all options, your cheapest flight can be booked for $118. While the most popular route (Miami - Seattle/Tacoma Intl) can be booked for $176 on average our data indicates $1,154 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 $238). Flying from Miami to Seattle in June is currently the most expensive (average of $388). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Lacey
Leavenworth
Renton
Olympia
Puyallup
Cle Elum
Shoreline
Kent
Chehalis
Kirkland
Aberdeen
Federal Way
Shelton
Silverdale

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Miami to Seattle

Discover the top 7 airlines that operate flights from Miami to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$108Average$284FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$128Average$269FlexibilityNo cancel feeOn-time85%
Spirit AirlinesCheapest$144Average$207FlexibilityNo cancel feeOn-time65%
DeltaCheapest$194Average$341FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$237Average$376FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$254Average$432FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$256Average$416FlexibilityNo cancel feeOn-time69%

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