£157 Find Cheap Flights from Miami to Seattle – Compare and Save

These are the earliest and latest flight times available from Miami to Seattle:

• Earliest: departs at 07:30 and lands at 14:23
• Latest: departs at 21:05 and lands at 03:58.

The flight takes about 6h 53m.

Only Economy class is available on flights from Miami to Seattle.

A direct flight from Miami to Seattle takes 6h 53m, covering 2,719 miles.

No, a passport is not required for this domestic route, but you will need another form of identification, such as a driving licence.

Return flights from Miami to Seattle range from £273 to £415, with an average of £331 over the past 12 months. Anything below £273 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 40% above the £331 route average. Book 22 weeks before departure for the lowest fares.

On this route, stopover flights are cheaper than direct options on average. Stopover fares average £192 return via San Francisco (SFO), compared with £333 for direct.

Alaska Airlines is slightly above the route average for timely arrivals, while American Airlines has a lower on-time arrival rate. On-time arrival rates on Miami to Seattle flights are:

• Alaska Airlines: 83% on time
• American Airlines: 83% on time
• Delta: 75% on time

On average, flights on this route are punctual 81% of the time.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £26–£75 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

The Airbus A321neo family is used most often on this route, operated mainly by Delta and American Airlines. Other aircraft seen on the route include Airbus A321-100/200 variants.

Evening is the busiest departure period on Miami to Seattle flights, with 75% leaving in that window. Morning departures account for 25%, Afternoon flights for 0%, and Night flights for 0%.

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £253 to £1,606. That means the highest observed fare was about 6x higher than the lowest one.

Four airlines offer in-flight Wi-Fi on Miami to Seattle flights:

• Delta
• American Airlines
• Alaska Airlines
• JetBlue

Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty programme, while others are paid add-ons priced by flight length.

One-way fares from Miami to Seattle are currently lower than usual. Average one-way flight prices are about £167, which is 25% below the typical average for this route.

Flights from Miami to Seattle usually depart from Miami (MIA) and arrive at Seattle/Tacoma Intl (SEA).

Morning flights have the fewest delays on this route, while afternoon departures tend to have the most.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Miami to Seattle route, 19% of flights were delayed in the past three months, with delays averaging 2h 48m.

One-stop flights from Miami to Seattle most commonly connect through:

• Denver Intl (DEN) – 53% of one-stop connections
• Las Vegas Harry Reid Intl (LAS) – 20% of one-stop connections
• Dallas/Fort Worth (DFW) – 9% of one-stop connections
• Chicago Midway (MDW) – 5% of one-stop connections

Yes. Flexible dates can save you up to 16% on flights from Miami to Seattle. Wednesday is the cheapest departure day at £310 return on average, while Sunday is the most expensive at £369, a difference of £59.

KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

3 airlines operate flights between Miami and Seattle. The airlines offering direct flights on this route include:

• Alaska Airlines
• American Airlines
• Delta

Flying via Austin Bergstrom (AUS) gives the shortest average 1-stop total travel time of 7h 44m, compared to 8h 20m via Portland (PDX) and 8h 24m via Atlanta Hartsfield-Jackson (ATL).

Seattle is 3 hours behind Miami (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in Seattle are The Westin Seattle, Seattle Center, and Seattle Marriott Waterfront. These are among the most viewed places in Seattle on KAYAK.

Among airlines operating Miami to Seattle flights:

• Delta: offers extra legroom; offers free seat selection
• American Airlines: offers extra legroom; offers free seat selection
• Alaska Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• Delta: a cabin bag and a checked bag in Economy class
• American Airlines: a cabin bag and a checked bag in Economy class
• Alaska Airlines: a cabin bag and a checked bag in Economy class

Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.