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$143+ 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — SEA
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Find cheap flights from Miami to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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3. Compare prices and book

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Cheapflights Tip: The best prices from Miami to Seattle/Tacoma Intl are usually found in October or February, booked 87 days in advance, depart on a Wednesday or Friday and return on a Thursday

Cheap 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 January 29, 2026.

This CheapOair deal was found by Cheapflights users on 1/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:50 am
MIA
-
SEA
1 stop28h 37m
Frontier
Mon 5/184:20 pm
SEA
-
MIA
1 stop9h 45m
Frontier
Deal found 1/27$191
This Delta deal was found by Cheapflights users on 1/27. 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.
Fri 2/276:24 pm
MIA
-
SEA
Nonstop6h 51m
Delta
Mon 3/28:30 am
SEA
-
MIA
Nonstop5h 44m
Delta
Deal found 1/27$199
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Fri 2/276:25 am
MIA
-
SEA
1 stop32h 36m
Frontier
Mon 3/210:06 am
SEA
-
MIA
2 stops16h 08m
Frontier
Deal found 1/27$203
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Wed 4/86:04 pm
MIA
-
SEA
Nonstop6h 56m
Hawaiian Airlines
Wed 4/158:00 am
SEA
-
MIA
Nonstop6h 07m
Hawaiian Airlines
Deal found 1/27$209
This CheapOair deal was found by Cheapflights users on 1/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/275:50 am
MIA
-
SEA
1 stop30h 37m
Frontier
Mon 5/119:35 pm
SEA
-
MIA
1 stop30h 57m
Frontier
Deal found 1/27$212
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 2/2611:28 am
MIA
-
SEA
2 stops51h 33m
Frontier
Thu 3/51:16 pm
SEA
-
MIA
1 stop12h 58m
Frontier
Deal found 1/29$218
This Southwest deal was found by Cheapflights users on 1/28. 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.
Fri 3/66:05 pm
MIA
-
SEA
1 stop9h 25m
Southwest
Mon 3/911:55 pm
SEA
-
MIA
1 stop8h 45m
Southwest
Deal found 1/28$219
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Sat 3/78:08 pm
MIA
-
SEA
1 stop17h 11m
Frontier
Sun 3/1512:24 pm
SEA
-
MIA
2 stops33h 47m
Frontier
Deal found 1/27$220
This Southwest deal was found by Cheapflights users on 1/28. 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.
Wed 2/252:00 pm
MIA
-
SEA
1 stop11h 30m
Southwest
Wed 3/46:45 am
SEA
-
MIA
1 stop11h 45m
Southwest
Deal found 1/28$224

Find 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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$191
(CheapOair)

One-way from

$143
(Kiwi.com)

Popular in

November

Cheapest in

October

Average price

$341

Good round-trip deal

$269 or less

Good one-way deal

$259 or less
Provider with most accurate pricing for Miami-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-Seattle/Tacoma Intl flights.
Search Deals
From Miami to Seattle/Tacoma Intl
Search Deals
One-way flight from Miami to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Miami to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Miami to Seattle/Tacoma Intl.
Search Deals

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 January 29, 2026.
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 3/19

1:00 pm-7:25 pm

1 stop9h 25m

Seattle/Tacoma Intl

Tue 3/24

11:59 pm-10:55 am

1 stop7h 56m

$258

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 5/7

4:15 pm-10:42 pm

1 stop9h 27m

Seattle/Tacoma Intl

Sat 5/16

11:59 pm-11:02 am

1 stop8h 03m

$267

MiamiSeattle

MIA - SEA

MIASEA

Miami

Fri 3/27

5:56 pm-9:48 pm

Nonstop6h 52m

Seattle/Tacoma Intl

Tue 3/31

8:00 am-4:46 pm

Nonstop5h 46m

$279

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 4/2

12:50 pm-7:42 pm

1 stop9h 52m

Seattle/Tacoma Intl

Mon 4/6

11:35 pm-11:09 am

1 stop8h 34m

$290

MiamiSeattle

MIA - SEA

MIASEA

Miami

Fri 4/3

6:04 pm-10:00 pm

Nonstop6h 56m

Seattle/Tacoma Intl

Mon 4/6

11:30 am-3:44 pm

1 stop25h 14m

$301

MiamiSeattle

MIA - SEA

MIASEA

Miami

Fri 5/8

10:50 am-7:48 pm

2 stops11h 58m

Seattle/Tacoma Intl

Sun 5/17

11:59 pm-11:07 am

1 stop8h 08m

$308

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 4/9

4:44 pm-7:02 am

1 stop17h 18m

Seattle/Tacoma Intl

Tue 4/14

8:00 am-5:07 pm

Nonstop6h 07m

$310

MiamiSeattle

MIA - SEA

MIASEA

Miami

Wed 6/17

6:05 pm-9:59 pm

Nonstop6h 54m

Seattle/Tacoma Intl

Mon 6/29

8:25 am-5:32 pm

Nonstop6h 07m

$317

MiamiSeattle

MIA - SEA

MIASEA

Miami

Tue 6/23

6:08 pm-9:51 pm

Nonstop6h 43m

Seattle/Tacoma Intl

Wed 7/1

8:00 am-5:08 pm

Nonstop6h 08m

$317

MiamiSeattle

MIA - SEA

MIASEA

Miami

Tue 4/14

5:25 pm-9:05 pm

Nonstop6h 40m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 19 results
1
2

Compare providers for flights from Miami to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Miami to Seattle in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Miami-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Miami-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Miami-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Miami-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Miami-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 January 23, 2026.

Booking 87 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, April is the cheapest month in which you can book a flight from Miami to Seattle (average of $128). Flying from Miami to Seattle in November is currently the most expensive (average of $208). 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 January 29, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Miami to Seattle as you normally would.

The best insider tips for Miami to Seattle flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Miami to Seattle trip
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on MIA

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 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

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 January 29, 2026.
See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines 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
11,808 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,808 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Delta
7.9
Good
8,127 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Hawaiian Airlines
7.8
Good
2,830 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
American Airlines
7.2
Good
11,206 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Frontier
5.7
Fair
3,056 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

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 40m 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 6 different airlines.

  • How popular is this Miami to Seattle flight route?

    Within the past month, 31 users have taken a look at flights from Miami to Seattle/Tacoma Intl.

  • How long is the flight from Miami to Seattle?

    Airlines like United Airlines fly from Miami to Seattle in about 9h 25m. The time it takes to get you to your destination can typically vary by up to . The distance from Miami to Seattle is about 2719 mi.

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

    According to our current data, Frontier ($98), Hawaiian Airlines ($118), and Delta ($157) offers the cheapest pricing from Miami to Seattle. Frontier is priced at 70% 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 Frontier. According to our data, you can fly for as low as $93. Users have also found prices from $118 and $118 on United Airlines and Hawaiian Airlines, respectively.

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

    Consider Qatar Airways (70%), Hawaiian Airlines (70%) or LATAM Airlines (68%) 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 $130. While the most popular route (Miami - Seattle/Tacoma Intl) can be booked for $180 on average, our data indicates $814 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, April is the cheapest month in which you can book a flight from Miami to Seattle (average of $128). Flying from Miami to Seattle in November is currently the most expensive (average of $208). 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
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Renton
Puyallup
Kirkland
Kent
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Miami to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Miami to Seattle

Discover the top 6 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$98Average$288FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$118Average$257FlexibilityNo cancel feeOn-time85%
DeltaCheapest$157Average$329FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$199Average$352FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$247Average$417FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$256Average$356FlexibilityNo cancel feeOn-time69%

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