Question 1

What is the most punctual flight time for Miami to Seattle flights?

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Question 2

How far in advance should I book a flight to Seattle?

Accepted Answer

You are more likely to see cheaper flights to Seattle from Miami when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $341 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Miami for as low as $281 on momondo.

Question 3

What is the cheapest time of day to depart on your flight to Seattle?

Accepted Answer

Flying to Seattle from Miami in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $373 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the evening, with an average ticket price of $428. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Question 4

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Question 5

How many flights depart from Miami to Seattle on average per day?

Accepted Answer

9 flights are operational daily from Miami to Seattle as of December 2025. The most popular departure time for this route is 7:00AM, with 49% of flights per day taking off in the evening.

Question 6

How have Miami to Seattle flight prices changed over time?

Accepted Answer

As of December 2025, prices for Miami to Seattle flights are approximately 12% cheaper when compared to flights at the same time last year.

Question 7

Which layover airport has the shortest travel time from Miami to Seattle?

Accepted Answer

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 8h 34m.

Question 8

Can stopping save me money on Miami to Seattle flights?

Accepted Answer

No. A direct flight is the cheapest option for a flight between Miami to Seattle.

Question 9

Which layover airport has the shortest connection time from Miami to Seattle?

Accepted Answer

Minneapolis (MSP) has the shortest average layover time for this route: 0h 50m.

Question 10

Which airport is the most popular layover for flights between Miami and Seattle?

Accepted Answer

Houston (IAH) was the most common stop: 25% of momondo users choosing 1-stop flights on this route connected there.

Question 11

What cabin class options are available on Miami to Seattle/Tacoma Intl flights?

Accepted Answer

There are 4 cabin classes available to choose from on Miami to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 12

What airlines fly to Seattle?

Accepted Answer

Delta, Alaska Airlines and American Airlines are the top three most popular airlines that fly to Seattle from Miami according to our data. Delta is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 8 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Question 13

How often are flights from Miami to Seattle delayed?

Accepted Answer

Historically, on average around 21% of flights between Miami and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 151 minutes.

Question 14

What is the cheapest Miami to Seattle/Tacoma Intl flight route?

Accepted Answer

Fly from Miami to Seattle/Tacoma Intl for the best Miami - Seattle/Tacoma Intl flight prices

Question 15

Which layover airport offers the lowest fares from Miami to Seattle?

Accepted Answer

Flights via Denver (DEN) offer the lowest average round-trip price of $277.

Question 16

How many flights depart from Miami to Seattle on average per week?

Accepted Answer

The number of flights available between Miami and Seattle is 67 per week as of December 2025. The most frequent departure day is Mon, with 19% of weekly flights leaving on this day.

Question 17

What is the cheapest airline that flies from Miami to Seattle/Tacoma Intl?

Accepted Answer

United Airlines and Delta are the most popular carriers operating from Miami to Seattle/Tacoma Intl

Question 18

What is the cheapest month to fly to Seattle?

Accepted Answer

In general, February is the cheapest month to fly from Miami to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $277. If you don’t want to visit Seattle in February, then you should wait until October to fly from Miami, when ticket prices are also cheap, with an average price of $285.

Question 19

What is the cheapest day to depart on your flight to Seattle?

Accepted Answer

On average, the least expensive day to fly to Seattle from Miami is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $337. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Miami because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $488.

Question 20

Which airline has the best punctuality record on Miami to Seattle flights?

Accepted Answer

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 17% of their flights experiencing any sort of delay.

Question 21

When did momondo last update prices for flights from Miami Airport to Seattle/Tacoma Intl Airport?

Accepted Answer

Prices for flights from Miami Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

Question 22

How many operators does momondo search for flights from Miami Airport to Seattle/Tacoma Intl Airport?

Accepted Answer

There are 6 operators available for flights from Miami Airport to Seattle/Tacoma Intl Airport as of December 2025.

Question 23

How old do you have to be to fly from Miami Airport to Seattle/Tacoma Intl Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Miami Airport to Seattle/Tacoma Intl Airport.

Question 24

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

Accepted Answer

The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best Price Found	$204
Fastest flight time	6h 35m
Direct flights	Every day
Airports in Seattle	1 airport

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $108	Free Cancellation	Rating 5.7 3,065 reviews	Search Frontier flights
Hawaiian Airlines	PriceFrom $138	Free Cancellation	Rating 7.8 2,821 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $187	Free Cancellation	Rating 7.9 8,017 reviews	Search Delta flights
Alaska Airlines	PriceFrom $209	Free Cancellation	Rating 8.0 11,570 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $257	Free Cancellation	Rating 7.2 11,073 reviews	Search American Airlines flights
United Airlines	PriceFrom $259	Free Cancellation	Rating 7.4 9,122 reviews	Search United Airlines flights

Cheap flights from Miami to Seattle from $133

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Miami to Seattle departing on 2/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Miami to Seattle

What is the cheapest month to fly to Seattle?

What is the cheapest day to depart on your flight to Seattle?

What is the cheapest time of day to depart on your flight to Seattle?

What is the cheapest Miami to Seattle/Tacoma Intl flight route?

Fly from Miami to Seattle/Tacoma Intl for the best Miami - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

What cabin class options are available on Miami to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Miami to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Miami to Seattle flights?

No. A direct flight is the cheapest option for a flight between Miami to Seattle.

How have Miami to Seattle flight prices changed over time?

As of December 2025, prices for Miami to Seattle flights are approximately 12% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Miami to Seattle/Tacoma Intl?

United Airlines and Delta are the most popular carriers operating from Miami to Seattle/Tacoma Intl

What airlines fly to Seattle?

How often are flights from Miami to Seattle delayed?

Historically, on average around 21% of flights between Miami and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 151 minutes.

What is the most punctual flight time for Miami to Seattle flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Miami to Seattle flights?

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 17% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Miami and Seattle?

Houston (IAH) was the most common stop: 25% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Miami to Seattle?

Flights via Denver (DEN) offer the lowest average round-trip price of $277.

Which layover airport has the shortest travel time from Miami to Seattle?

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 8h 34m.

Which layover airport has the shortest connection time from Miami to Seattle?

Minneapolis (MSP) has the shortest average layover time for this route: 0h 50m.

How many flights depart from Miami to Seattle on average per day?

9 flights are operational daily from Miami to Seattle as of December 2025. The most popular departure time for this route is 7:00AM, with 49% of flights per day taking off in the evening.

How many flights depart from Miami to Seattle on average per week?

The number of flights available between Miami and Seattle is 67 per week as of December 2025. The most frequent departure day is Mon, with 19% of weekly flights leaving on this day.

When to book flights from Miami to Seattle

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When did momondo last update prices for flights from Miami Airport to Seattle/Tacoma Intl Airport?

How many operators does momondo search for flights from Miami Airport to Seattle/Tacoma Intl Airport?

How old do you have to be to fly from Miami Airport to Seattle/Tacoma Intl Airport?

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

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What is the most popular airline from Miami to Seattle?

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