$180+ 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — SEA
Aug 15 — Aug 221
Round-trip
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”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Miami to Seattle/Tacoma Intl are usually found in October or January, booked 84 days in advance, depart on a Wednesday or Friday and return on a Thursday
Cheap flight deals from Miami to Seattle
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Best
Last-minute
One-way
Cheapest flights from Miami to SeattleExplore 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, 2026.
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, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/610:15 pm
MIA
- SEA
1 stop15h 49m
Frontier
Mon 8/108:53 pm
SEA
- MIA
1 stop30h 37m
Frontier
Deal found 7/15![Frontier logo]()
$339
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:00 am
MIA
- SEA
1 stop10h 22m
Frontier
Fri 9/49:29 pm
SEA
- MIA
2 stops20h 00m
Frontier
Deal found 7/15![Frontier logo]()
$340
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 9/244:00 pm
MIA
- SEA
1 stop9h 55m
Southwest
Sun 10/411:10 am
SEA
- MIA
2 stops9h 55m
Southwest
Deal found 7/15![Southwest logo]()
$342
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:00 am
MIA
- SEA
1 stop9h 20m
Frontier
Fri 9/41:35 pm
SEA
- MIA
1 stop12h 17m
Frontier
Deal found 7/15![Frontier logo]()
$343
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:22 pm
MIA
- SEA
Nonstop6h 38m
Alaska Airlines
Wed 9/98:00 am
SEA
- MIA
Nonstop6h 13m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$344
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:00 am
MIA
- SEA
1 stop30h 04m
Frontier
Mon 8/108:53 pm
SEA
- MIA
1 stop30h 37m
Frontier
Deal found 7/15![Frontier logo]()
$345
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:00 am
MIA
- SEA
1 stop10h 22m
Frontier
Sat 9/52:37 pm
SEA
- MIA
1 stop11h 15m
Frontier
Deal found 7/15![Frontier logo]()
$346
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am
MIA
- SEA
1 stop9h 20m
Multiple Airlines
Tue 9/88:00 am
SEA
- MIA
Nonstop6h 13m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$347
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/108:45 pm
MIA
- SEA
Nonstop6h 35m
American Airlines
Mon 8/178:21 pm
SEA
- MIA
Nonstop5h 49m
American Airlines
Deal found 7/15![American Airlines logo]()
$348
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am
MIA
- SEA
1 stop9h 20m
Frontier
Tue 9/82:37 pm
SEA
- MIA
1 stop11h 15m
Frontier
Deal found 7/15![Frontier logo]()
$349
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:00 am
MIA
- SEA
1 stop30h 17m
Frontier
Fri 7/318:53 pm
SEA
- MIA
1 stop30h 37m
Frontier
Deal found 7/14![Frontier logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 9/197:20 am
MIA
- SEA
1 stop29h 31m
Multiple Airlines
Sat 9/268:00 am
SEA
- MIA
Nonstop6h 13m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$351
Best flights from Miami to SeattleDiscover carefully curated flight deals from Miami to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 16, 2026.
Discover carefully curated flight deals from Miami to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 16, 2026.
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:40 am
MIA
- SEA
2 stops11h 35m
Southwest
Sat 9/195:40 pm
SEA
- MIA
2 stops14h 50m
Southwest
Deal found 7/14![Southwest logo]()
$353
This Delta deal was found by Cheapflights users on 7/12. 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.
Tue 9/226:19 pm
MIA
- SEA
Nonstop6h 36m
Delta
Thu 9/248:00 am
SEA
- MIA
Nonstop6h 09m
Delta
Deal found 7/12![Delta logo]()
$377
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:22 pm
MIA
- SEA
Nonstop6h 38m
Alaska Airlines
Fri 9/48:13 am
SEA
- MIA
Nonstop6h 06m
Alaska Airlines
Deal found 7/14![Alaska Airlines logo]()
$407
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:30 am
MIA
- SEA
2 stops14h 34m
United Airlines
Tue 9/1511:00 pm
SEA
- MIA
1 stop9h 54m
United Airlines
Deal found 7/15![United Airlines logo]()
$517
This Southwest deal was found by Cheapflights users on 7/12. 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 10/148:40 am
MIA
- SEA
2 stops13h 25m
Southwest
Tue 10/2012:10 am
SEA
- MIA
2 stops14h 20m
Southwest
Deal found 7/12![Southwest logo]()
$362
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:50 pm
MIA
- SEA
2 stops13h 15m
Southwest
Thu 9/246:30 am
SEA
- MIA
1 stop8h 15m
Southwest
Deal found 7/14![Southwest logo]()
$369
This Delta deal was found by Cheapflights users on 7/11. 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.
Mon 7/276:26 pm
MIA
- SEA
Nonstop6h 44m
Delta
Wed 8/58:05 am
SEA
- MIA
Nonstop6h 06m
Delta
Deal found 7/11![Delta logo]()
$477
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:50 pm
MIA
- SEA
2 stops10h 55m
Southwest
Fri 9/411:05 pm
SEA
- MIA
2 stops11h 30m
Southwest
Deal found 7/14![Southwest logo]()
$437
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:25 pm
MIA
- SEA
Nonstop6h 40m
Delta
Mon 8/178:05 am
SEA
- MIA
Nonstop6h 06m
Delta
Deal found 7/15![Delta logo]()
$487
This Southwest deal was found by Cheapflights users on 7/12. 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.
Tue 8/112:25 pm
MIA
- SEA
2 stops11h 40m
Southwest
Tue 8/1811:05 pm
SEA
- MIA
2 stops11h 30m
Southwest
Deal found 7/12![Southwest logo]()
$445
Last-minute flights from Miami to SeattleDiscover last-minute flight deals from Miami to Seattle. Data last updated July 16, 2026 and is based on user searches.
Discover last-minute flight deals from Miami to Seattle. Data last updated July 16, 2026 and is based on user searches.
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:00 am
MIA
- SEA
1 stop30h 17m
Frontier
Fri 7/318:53 pm
SEA
- MIA
1 stop30h 37m
Frontier
Deal found 7/14![Frontier logo]()
$350
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/110:15 pm
MIA
- SEA
1 stop15h 24m
Frontier
Wed 8/127:06 pm
SEA
- MIA
2 stops26h 15m
Frontier
Deal found 7/15![Frontier logo]()
$353
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/610:15 pm
MIA
- SEA
1 stop15h 49m
Frontier
Mon 8/108:53 pm
SEA
- MIA
1 stop30h 37m
Frontier
Deal found 7/15![Frontier logo]()
$339
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:00 am
MIA
- SEA
1 stop30h 04m
Frontier
Mon 8/108:53 pm
SEA
- MIA
1 stop30h 37m
Frontier
Deal found 7/15![Frontier logo]()
$345
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:15 pm
MIA
- SEA
1 stop15h 49m
Frontier
Tue 8/188:53 pm
SEA
- MIA
2 stops14h 19m
Frontier
Deal found 7/15![Frontier logo]()
$344
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/108:45 pm
MIA
- SEA
Nonstop6h 35m
American Airlines
Mon 8/178:21 pm
SEA
- MIA
Nonstop5h 49m
American Airlines
Deal found 7/15![American Airlines logo]()
$348
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:45 pm
MIA
- SEA
Nonstop6h 35m
American Airlines
Tue 9/156:15 pm
SEA
- MIA
1 stop8h 13m
American Airlines
Deal found 7/15![American Airlines logo]()
$342
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:00 am
MIA
- SEA
1 stop9h 20m
Frontier
Fri 9/41:35 pm
SEA
- MIA
1 stop12h 17m
Frontier
Deal found 7/15![Frontier logo]()
$343
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:00 am
MIA
- SEA
1 stop10h 22m
Frontier
Fri 9/49:29 pm
SEA
- MIA
2 stops20h 00m
Frontier
Deal found 7/15![Frontier logo]()
$340
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am
MIA
- SEA
1 stop9h 20m
Multiple Airlines
Tue 9/88:00 am
SEA
- MIA
Nonstop6h 13m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$347
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am
MIA
- SEA
1 stop9h 20m
Frontier
Tue 9/82:37 pm
SEA
- MIA
1 stop11h 15m
Frontier
Deal found 7/15![Frontier logo]()
$349
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:00 am
MIA
- SEA
1 stop10h 22m
Frontier
Sat 9/52:37 pm
SEA
- MIA
1 stop11h 15m
Frontier
Deal found 7/15![Frontier logo]()
$346
One-way flights from Miami to SeattleSearch for one-way flight options from Miami to Seattle. Find affordable one-way fares based on user searches. Data last updated July 16, 2026.
Search for one-way flight options from Miami to Seattle. Find affordable one-way fares based on user searches. Data last updated July 16, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1310:09 pm
MIA
- SEA
2 stops23h 17m
Frontier
Deal found 7/15![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 9/116:45 am
MIA
- SEA
2 stops30h 15m
Frontier
Deal found 7/13![Frontier logo]()
$181
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.
Tue 9/1510:03 am
MIA
- SEA
2 stops26h 57m
Frontier
Deal found 7/14![Frontier logo]()
$182
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.
Fri 8/215:28 pm
MIA
- SEA
2 stops22h 54m
Frontier
Deal found 7/14![Frontier logo]()
$183
This Frontier deal was found by Cheapflights users on 7/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am
MIA
- SEA
1 stop9h 20m
Frontier
Deal found 7/11![Frontier logo]()
$184
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3010:15 pm
MIA
- SEA
1 stop15h 24m
Frontier
Deal found 7/14![Frontier logo]()
$185
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3110:15 pm
MIA
- SEA
1 stop15h 24m
Frontier
Deal found 7/14![Frontier logo]()
$186
This Super.com deal was found by Cheapflights users on 7/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:15 pm
MIA
- SEA
1 stop15h 24m
Frontier
Deal found 7/13![Frontier logo]()
$188
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.
Tue 8/256:25 pm
MIA
- SEA
Nonstop6h 40m
Delta
Deal found 7/14![Delta logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Mon 9/76:00 am
MIA
- SEA
1 stop9h 20m
Frontier
Deal found 7/13![Frontier logo]()
$191
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 July 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $339 (Kiwi.com) |
One-way from | $180 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $456 |
Good round-trip deal | $389 or less |
Good one-way deal | $271 or less |
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, 2026.
Use the filters below to find and compare flights from Miami to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MiamiSeattle
MIA - SEA
MIASEA
Miami
Sat 9/12
9:40 am-6:15 pm
2 stops11h 35m
Seattle/Tacoma Intl
Sat 9/19
5:40 pm-11:30 am
2 stops14h 50m
$353
MiamiSeattle
MIA - SEA
MIASEA
Miami
Wed 10/14
8:40 am-7:05 pm
2 stops13h 25m
Seattle/Tacoma Intl
Tue 10/20
12:10 am-5:30 pm
2 stops14h 20m
$362
MiamiSeattle
MIA - SEA
MIASEA
Miami
Tue 9/22
12:50 pm-11:05 pm
2 stops13h 15m
Seattle/Tacoma Intl
Thu 9/24
6:30 am-5:45 pm
1 stop8h 15m
$369
MiamiSeattle
MIA - SEA
MIASEA
Miami
Tue 9/22
6:19 pm-9:55 pm
Nonstop6h 36m
Seattle/Tacoma Intl
Thu 9/24
8:00 am-5:09 pm
Nonstop6h 09m
$377
Quickest round-trip
MiamiSeattle
MIA - SEA
MIASEA
Miami
Fri 8/28
6:22 pm-10:00 pm
Nonstop6h 38m
Seattle/Tacoma Intl
Fri 9/4
8:13 am-5:19 pm
Nonstop6h 06m
$407
MiamiSeattle
MIA - SEA
MIASEA
Miami
Fri 8/28
12:50 pm-8:45 pm
2 stops10h 55m
Seattle/Tacoma Intl
Fri 9/4
11:05 pm-1:35 pm
2 stops11h 30m
$437
MiamiSeattle
MIA - SEA
MIASEA
Miami
Tue 8/11
2:25 pm-11:05 pm
2 stops11h 40m
Seattle/Tacoma Intl
Tue 8/18
11:05 pm-1:35 pm
2 stops11h 30m
$445
MiamiSeattle
MIA - SEA
MIASEA
Miami
Mon 7/27
6:26 pm-10:10 pm
Nonstop6h 44m
Seattle/Tacoma Intl
Wed 8/5
8:05 am-5:11 pm
Nonstop6h 06m
$477
MiamiSeattle
MIA - SEA
MIASEA
Miami
Mon 8/3
6:25 pm-10:05 pm
Nonstop6h 40m
Seattle/Tacoma Intl
Mon 8/17
8:05 am-5:11 pm
Nonstop6h 06m
$487
MiamiSeattle
MIA - SEA
MIASEA
Miami
Wed 9/2
11:30 am-11:04 pm
2 stops14h 34m
Seattle/Tacoma Intl
Tue 9/15
11:00 pm-11:54 am
1 stop9h 54m
$517
Showing 1-10 of 21 resultsSorted by cheapest first
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 July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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.
MIA-SEA
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
Prices
Airlines
Delays
How far ahead should I book a flight from Miami to Seattle?
Booking 90 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, October is the cheapest month in which you can book a flight from Miami to Seattle (average of $320). Flying from Miami to Seattle in June is currently the most expensive (average of $507). 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, 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.
How often are flights from Miami to Seattle delayed?
About 24% of weekly flights between Miami and Seattle have experienced delays in the past year, with the average delay time being 174 minutes.
What is the most punctual flight time for Miami to Seattle flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Miami to Seattle flights?
Over the last year, American Airlines have had the lowest number of delays on this route, with just 19% of flights being delayed.
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
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, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andHawaiian 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.
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Food
7.0
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Food
7.0
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Food
7.0
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Food
7.0
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Food
7.0
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Food
7.0
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
Lacey
Leavenworth
Olympia
Ocean Shores
Edmonds
Snoqualmie
Tumwater
Tukwila
Renton
Kent
Lynnwood
Puyallup
Ellensburg
Fife
Marysville
Lakewood
Issaquah
Shoreline
Browse thousands of different options on Cheapflights for your next trip
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Complete your trip
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Search flights from Miami to Seattle by cabin class
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Miami and Seattle flights
Browse other Miami and Seattle flight options. Last updated on July 16, 2026.
Other flights from Miami
Browse through other flights departing from Miami. Flights are based on user searches made on Cheapflights and were last updated on July 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 16, 2026.
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, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$138 | Average$377 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$167 | Average$329 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$196 | Average$378 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$200 | Average$383 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$246 | Average$410 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$256 | Average$337 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$289 | Average$484 | FlexibilityNo cancel fee | On-time71% |