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Cheap flights from Seattle to Miami from £144

SEA — MIA
24 Nov — 1 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Miami

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Miami

Wed 9/1217:45 -
1 stop15h 35m
Thu 17/1218:12 -
Nonstop6h 53m
Deal found 21/10£280
Mon 23/1121:28 -
Nonstop5h 42m
Wed 2/1216:51 -
1 stop16h 29m
Deal found 21/10£282
Mon 23/1121:28 -
Nonstop5h 42m
Fri 4/1216:51 -
1 stop8h 52m
Deal found 20/10£282
Thu 26/1106:40 -
1 stop7h 55m
Thu 10/1212:00 -
2 stops13h 50m
Deal found 22/10£285
Tue 8/1217:45 -
1 stop15h 35m
Tue 15/1219:25 -
1 stop16h 35m
Deal found 21/10£286
Sun 6/1205:30 -
1 stop8h 25m
Sun 13/1206:45 -
1 stop9h 30m
Deal found 22/10£288
Sat 12/1208:10 -
Nonstop5h 51m
Mon 21/1218:03 -
Nonstop6h 57m
Deal found 21/10£289
Tue 8/1217:45 -
1 stop15h 35m
Wed 16/1208:15 -
2 stops15h 34m
Deal found 21/10£290
Mon 7/1208:10 -
Nonstop5h 51m
Tue 15/1219:25 -
1 stop28h 24m
Deal found 20/10£292
Mon 23/1106:15 -
1 stop10h 10m
Wed 2/1212:00 -
2 stops13h 50m
Deal found 23/10£293
Fri 13/1100:15 -
2 stops17h 30m
Thu 26/1107:40 -
2 stops13h 00m
Deal found 21/10£294

Find flight deals from Seattle to Miami

Round-trip from

£278

One-way from

£144

Popular in

December

Cheapest in

March

Average price

£332
Southwest
  • Southwest
  • 1/2-7/2
  • 2 total stops
  • 21h 50m total
  • Seattle to Miami
Search Deals
Southwest
  • Southwest
  • 15/11-31/12
  • 1 total stop
  • 8h 25m total
  • Seattle to Miami
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£20 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Seattle to Miami that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

SeattleMiami

SEA Seattle/Tacoma Intl - MIA Miami

SEAMIA

Seattle/Tacoma Intl

Tue 22/12

19:10-06:03

1 stop7h 53m

Miami

Wed 31/12

00:00-21:00

Nonstop0h 00m

£145

SeattleMiami

SEA Seattle/Tacoma Intl - MIA Miami

SEAMIA

Seattle/Tacoma Intl

Sat 12/12

17:57-15:48

1 stop18h 51m

Miami

Wed 31/12

00:00-21:00

Nonstop0h 00m

£164
Fastest return journey

SeattleMiami

SEA Seattle/Tacoma Intl - MIA Miami

SEAMIA

Seattle/Tacoma Intl

Sat 12/12

08:10-17:01

Nonstop5h 51m

Miami

Wed 31/12

00:00-21:00

Nonstop0h 00m

£180

SeattleMiami

SEA Seattle/Tacoma Intl - MIA Miami

SEAMIA

Seattle/Tacoma Intl

Thu 15/4

05:40-21:55

2 stops13h 15m

Miami

Wed 31/12

00:00-21:00

Nonstop0h 00m

£182

SeattleMiami

SEA Seattle/Tacoma Intl - MIA Miami

SEAMIA

Seattle/Tacoma Intl

Thu 3/12

08:10-17:01

Nonstop5h 51m

Miami

Wed 31/12

00:00-21:00

Nonstop0h 00m

£182

SeattleMiami

SEA Seattle/Tacoma Intl - MIA Miami

SEAMIA

Seattle/Tacoma Intl

Thu 17/12

18:28-18:50

1 stop21h 22m

Miami

Wed 31/12

00:00-21:00

Nonstop0h 00m

£193

SeattleMiami

SEA Seattle/Tacoma Intl - MIA Miami

SEAMIA

Seattle/Tacoma Intl

Tue 17/11

08:10-17:06

Nonstop5h 56m

Miami

Wed 31/12

00:00-21:00

Nonstop0h 00m

£194

SeattleMiami

SEA Seattle/Tacoma Intl - MIA Miami

SEAMIA

Seattle/Tacoma Intl

Sun 14/3

08:25-17:27

Nonstop6h 02m

Miami

Wed 31/12

00:00-21:00

Nonstop0h 00m

£194

SeattleMiami

SEA Seattle/Tacoma Intl - MIA Miami

SEAMIA

Seattle/Tacoma Intl

Thu 12/11

08:10-17:06

Nonstop5h 56m

Miami

Wed 31/12

00:00-21:00

Nonstop0h 00m

£194

SeattleMiami

SEA Seattle/Tacoma Intl - MIA Miami

SEAMIA

Seattle/Tacoma Intl

Wed 18/11

08:10-17:06

Nonstop5h 56m

Miami

Wed 31/12

00:00-21:00

Nonstop0h 00m

£201

Flights are sorted by cheapest return flights first.

Deals found on 24/10

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Seattle to Miami

Have a flexible travel schedule? Discover the best time to fly to Miami from Seattle with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Seattle to Miami

How far ahead should I book a flight from Seattle to Miami?

Booking 46 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Miami. 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 Seattle to Miami?

Currently, March is the cheapest month in which you can book a flight from Seattle to Miami (average of £275). Flying from Seattle to Miami in December is currently the most expensive (average of £398). 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 SEA to MIA?

When flying from Seattle to Miami, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Seattle to Miami?

Airfare is below average for this route at the moment.

Seattle to Miami flights typically cost between £287 and £441 in February.
The cheapest return price found within the last 5 days was £278 on Southwest (1 Feb–7 Feb).

Related info for your journey

  • How popular is this Seattle to Miami flight route?

    Within the past month, 1 users have taken a look at flights from Seattle/Tacoma Intl to Miami.

  • How long is the flight from Seattle to Miami?

    For as low as £323, Southwest can have you in Miami from Seattle in 5h 54m. There are 2719 mi between Seattle and Miami. This flight may include one or multiple stops.

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

    Before booking your flight to Miami from Seattle, check out the most reliable airlines to get you to your destination on time: GOL (100%), American Airlines (93%), Alaska Airlines( 82%).

  • Can I find deals for flights from Seattle to Miami that include hotel bookings?

    Yes. In addition to deals on Seattle to Miami flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Miami?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Miami.

  • Can I find deals for business class flights from Seattle to Miami?

    Yes. Cheapflights offers flight deals from Seattle to Miami 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 Seattle to Miami?

    Currently, March is the cheapest month in which you can book a flight from Seattle to Miami (average of £275). Flying from Seattle to Miami in December is currently the most expensive (average of £398). 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

Travelling to a place near Miami?

Book flights to Miami if you plan to visit one of these locations
Hollywood
Margate
Florida City
Fisher Island

Browse thousands of different options on Cheapflights for your next trip

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When you search for this flight from Seattle to Miami, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Miami?

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to Miami flexibly with Cheapflights today.

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