Flights Seattle → Miami

One way · Economy · 1 adult · price per person · next 14 days from September 10, 2026

Last observed price on Aviasales for 14 of 15 dates; the lowest is $153. Prices are not guaranteed and are confirmed at booking time.

Last observed price by date

Date	Last observed price	Flight	Departure	Arrival	Stops
Thu, Sep 10	$384	Southwest Airlines WN3534 (1st of 2 flights)	11:05 PM Sea-Tac (SEA)	12:10 PM (+1) Miami (MIA)	1 stop · Chicago Midway
Fri, Sep 11	$252	Frontier Airlines F93406 (1st of 2 flights)	4:27 PM Sea-Tac (SEA)	12:46 AM (+2) Miami (MIA)	1 stop · Denver International
Sat, Sep 12	$455	United Airlines UA2601 (1st of 2 flights)	5:00 AM Sea-Tac (SEA)	3:56 PM Miami (MIA)	1 stop · Denver International
Sun, Sep 13	$153lowest	Alaska Airlines AS305	8:00 AM Sea-Tac (SEA)	5:13 PM Miami (MIA)	Direct
Mon, Sep 14	$410	Frontier Airlines F94204 (1st of 4 flights)	9:45 PM Sea-Tac (SEA)	3:43 PM (+3) Miami (MIA)	3 stops · Las Vegas Harry Reid, Chicago O'Hare, Philadelphia International
Tue, Sep 15	$441	Frontier Airlines F94668 (1st of 4 flights)	10:57 AM Sea-Tac (SEA)	12:46 AM (+2) Miami (MIA)	3 stops · Las Vegas Harry Reid, Los Angeles International, Denver International
Wed, Sep 16	$434	Frontier Airlines F94204 (1st of 4 flights)	9:45 PM Sea-Tac (SEA)	12:46 AM (+2) Miami (MIA)	3 stops · Las Vegas Harry Reid, San Francisco International, Denver International
Thu, Sep 17	$209	Frontier Airlines F93406 (1st of 2 flights)	4:27 PM Sea-Tac (SEA)	12:46 AM (+2) Miami (MIA)	1 stop · Denver International
Fri, Sep 18	$208	Frontier Airlines F93406 (1st of 2 flights)	4:27 PM Sea-Tac (SEA)	12:46 AM (+2) Miami (MIA)	1 stop · Denver International
Sat, Sep 19	$181	Frontier Airlines F93406 (1st of 2 flights)	4:27 PM Sea-Tac (SEA)	12:46 AM (+2) Miami (MIA)	1 stop · Denver International
Sun, Sep 20	$177	Alaska Airlines AS305	8:00 AM Sea-Tac (SEA)	5:13 PM Miami (MIA)	Direct
Mon, Sep 21	—	—	—	—	—
Tue, Sep 22	$202	Frontier Airlines F93406 (1st of 2 flights)	4:27 PM Sea-Tac (SEA)	12:46 AM (+2) Miami (MIA)	1 stop · Denver International
Wed, Sep 23	$169	Alaska Airlines AS305	8:00 AM Sea-Tac (SEA)	5:13 PM Miami (MIA)	Direct
Thu, Sep 24	$211	Alaska Airlines AS305	8:00 AM Sea-Tac (SEA)	5:13 PM Miami (MIA)	Direct

Price not guaranteed: it is confirmed on Aviasales at booking time. How it works

Airports

Seattle, United States (SEA, city code)

Seattle-Tacoma (SEA).

Miami, United States (MIA, city code)

Miami International (MIA).

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