Cheap Flights from Miami, FL to Seattle, WA from $110

Return flight: Seattle – Miami

On Cheapflightsplus.com you will find 3 direct and 469 connecting flights from Miami to Seattle. You can compare airfare deals from 7 airlines and multiple travel sites from $110, book and save on cheap plane tickets and last minute offers. Also check out MIA-SEA flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from Miami to Seattle depends on and how to choose the most interesting flight option for you.

Distance between Miami and Seattle is 4379 miles. Time difference between the cities is 3h. Airplanes depart 05:18 to 22:10 from 3 Miami airports and arrive 05:18 to 22:10 to 3 Seattle airports. Average flight time is 6h 34m.

  • The fastest flight 6h 34m
  • Average flight time 6h 34m
  • The earliest flight 05:18
  • The latest flight 22:10
  • Distance 2721 ml

The cheapest months to travel to Seattle are june (from 110 $), may (from 118 $), august (from 119 $).

The most expensive months are december (from 576 $), november (from 180 $), january (from 180 $).

What is the lowest airfare Miami to Seattle?

The cheapest plane ticket found by our users is $110. This airfare is for economy class on one-way F91279 flight by Frontier Airlines for August 28, 2025 which leaves Miami Intl in Miami at 06:00 am and arrives at Seattle Seattle-Tacoma Intl at 00:31.

Economy class
$110
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Business class
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First class
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Flight Schedule Miami (Florida) to Seattle (Washington)

06:00 — 00:31+1day
21h 31m flight time
Find flight
from$110
06:00 — 08:29 Miami — Denver
F91279 Frontier Airlines
13h 56m stop
22:29 — 00:37 Denver — Seattle
F93405 Frontier Airlines
06:00 — 20:44
17h 44m flight time
Find flight
from$130
06:00 — 08:25 Miami — Denver
F91279 Frontier Airlines
9h 59m stop
21:36 — 23:44 Denver — Seattle
F94545 Frontier Airlines
06:25 — 14:25
11h flight time
Find flight
from$139
06:25 — 08:44 Miami — Las Vegas
NK2760 Spirit Airlines
2h 56m stop
11:40 — 14:25 Las Vegas — Seattle
NK2327 Spirit Airlines
07:00 — 16:25
12h 25m flight time
Find flight
from$156
07:00 — 09:27 Miami — Las Vegas
NK1652 Spirit Airlines
4h 13m stop
13:40 — 16:25 Las Vegas — Seattle
NK1681 Spirit Airlines
07:25 — 14:11
9h 46m flight time
Find flight
from$118
07:10 — 09:32 Miami — Las Vegas
F94551 Frontier Airlines
1h 41m stop
11:19 — 14:16 Las Vegas — Seattle
F92407 Frontier Airlines
08:00 — 13:28
8h 28m flight time
Find flight
from$161
08:00 — 10:24 Miami — Denver
UA1365 United Airlines
1h 6m stop
11:35 — 13:33 Denver — Seattle
UA690 United Airlines
09:00 — 22:47
16h 47m flight time
Find flight
from$154
08:30 — 11:22 Miami — Minneapolis
SY1618 Sun Country Airlines
9h 8m stop
21:00 — 22:50 Minneapolis — Seattle
SY289 Sun Country Airlines
10:11 — 15:03+1day
31h 52m flight time
Find flight
from$151
09:05 — 12:15 Miami — Detroit
NK2738 Spirit Airlines
20h 16m stop
09:22 — 10:50 Detroit — Las Vegas
NK2141 Spirit Airlines
1h 13m stop
11:40 — 14:25 Las Vegas — Seattle
NK2327 Spirit Airlines
12:27 — 18:49
9h 22m flight time
Find flight
from$161
12:20 — 14:55 Miami — Chicago
UA1983 United Airlines
1h 15m stop
16:10 — 18:53 Chicago — Seattle
UA2278 United Airlines
14:49 — 00:10+1day
12h 21m flight time
Find flight
from$129
14:49 — 17:39 Miami — Los Angeles
NK2758 Spirit Airlines
1h 13m stop
18:52 — 20:10 Los Angeles — Las Vegas
NK2076 Spirit Airlines
1h 22m stop
21:32 — 00:10 Las Vegas — Seattle
NK2625 Spirit Airlines
18:20 — 22:00
6h 40m flight time
Find flight
from$150
Miami — Seattle
HA6249 Hawaiian Airlines
18:31 — 22:05
6h 34m flight time
Find flight
from$118
Miami — Seattle
HA6175 Hawaiian Airlines
18:31 — 22:05
6h 34m flight time
Find flight
from$122
Miami — Seattle
AS305 Alaska Airlines
20:05 — 14:25+1day
21h 20m flight time
Find flight
from$117
20:05 — 22:41 Miami — Baltimore
NK2156 Spirit Airlines
8h 36m stop
07:17 — 09:25 Baltimore — Las Vegas
NK2015 Spirit Airlines
2h 15m stop
11:40 — 14:25 Las Vegas — Seattle
NK2327 Spirit Airlines
20:55 — 14:25+1day
20h 30m flight time
Find flight
from$159
20:55 — 23:21 Miami — Las Vegas
NK2697 Spirit Airlines
12h 19m stop
11:40 — 14:25 Las Vegas — Seattle
NK2327 Spirit Airlines
Full flight schedule will help you in detecting at what time planes fly from Miami to Seattle. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on November 2, 2025.

Popular Airlines on the Route

The flight Miami — Seattle is served by 7 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 20 departures per week at the price of from $ 122 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 7124.

Direct flights

There are 3 nonstop flights on the route. The fastest direct flight is HA6175 by Hawaiian Airlines takes 6h 34m and the cheapest is F91279 by Frontier Airlines for $118.

  • AS - Alaska Airlines
    from $122
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  • HA - Hawaiian Airlines
    from $118
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See more direct flights

Connecting Flights

There are 469 flights with layovers on the route. The fastest connecting flight is UA644 by United Airlines takes 8h 18m and the cheapest is F91279 by Frontier Airlines for $110.

  • AS - Alaska Airlines
    from $5768
    Find
  • F9 - Frontier Airlines
    from $110
    Find
  • SY - Sun Country Airlines
    from $154
    Find
  • AY - Finnair
    from $3561
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  • UA - United Airlines
    from $161
    Find
  • NK - Spirit Airlines
    from $117
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See more connecting flights

Airports

You can fly from Miami to Seattle from 3 airports (Miami Intl, Palm Beach Intl, Miami Int.).

Miami airports

  • Miami Intl-MIA
    from $110
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  • Palm Beach Intl-PBI
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  • Miami Int.-FLL
    from $117
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Seattle airports

  • Boeing Field International Airport-BFI
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  • Seattle-Tacoma Intl-SEA
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  • Kenmore Air Harbor SPB-LKE
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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