What is the cheapest airline that flies from Washington to Florida Keys?

Delta, Frontier, and Alaska Airlines are the most popular carriers operating from Washington to Florida Keys

How many flights depart from State of Washington to Florida Keys on average per week?

As of September 2025, there are 40 flights per week flying from State of Washington to Florida Keys. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.

How long is the flight from State of Washington to Florida Keys?

On average, it takes 9h 30m to fly from State of Washington to Florida Keys if you fly out of Seattle (the most popular airport in State of Washington) and into Copenhagen (the most popular airport in Florida Keys). If you’re flying out of Spokane and into Copenhagen, then the flight time is around 15h 35m.

What airlines fly to Florida Keys?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Florida Keys from State of Washington according to our data. American Airlines is the first choice among our users, with 78% of people opting to fly with this airline when traveling to Florida Keys. Keep in mind that there are 3 different airlines that fly to Florida Keys on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Washington to Florida Keys?

Prices for flights from Washington to Florida Keys are refreshed on a daily basis.

How many operators does momondo search for flights from Washington to Florida Keys?

There are 9 operators available for flights from Washington to Florida Keys as of September 2025.

How old do you have to be to fly from Washington to Florida Keys?

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 Washington to Florida Keys.

What documentation or ID do you need to fly to Florida Keys?

The travel and health documents required for your trip to Florida Keys can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Florida Keys. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$110 Cheap Flights from Washington to Florida Keys in 2025/26

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Find the cheapest flights from Washington to Florida Keys

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

12:52 pm - 6:19 amPDX-MIA

14h 27m1 stop

6:00 am - 11:56 amMIA-PDX

8h 56m1 stop

$166Frontier

Find Deal

Thu, Oct 30 - Sat, Nov 8

10:16 am - 12:50 amSEA-MIA

11h 34m1 stop

6:00 am - 12:13 pmMIA-SEA

9h 13m1 stop

$198Frontier

Find Deal

Mon, Oct 27 - Sat, Nov 1

8:49 pm - 5:30 amSEA-MIA

5h 41mnonstop

7:50 pm - 11:35 pmMIA-SEA

6h 45mnonstop

$217American Airlines

Find Deal

Sun, Oct 12 - Tue, Oct 21

7:12 am - 8:53 pmPDX-MIA

10h 41m1 stop

6:30 pm - 11:58 pmMIA-PDX

8h 28m1 stop

$218Delta

Find Deal

Sun, Nov 2 - Tue, Nov 11

5:14 am - 4:49 pmPDX-MIA

8h 35m1 stop

6:05 pm - 12:15 amMIA-PDX

9h 10m1 stop

$219Delta

Find Deal

Tue, Dec 2 - Tue, Dec 9

8:30 am - 5:29 pmSEA-MIA

5h 59mnonstop

6:43 pm - 10:30 pmMIA-SEA

6h 47mnonstop

$231Hawaiian Airlines

Find Deal

Mon, Oct 13 - Tue, Oct 21

8:53 am - 5:46 pmSEA-MIA

5h 53mnonstop

6:46 pm - 10:30 pmMIA-SEA

6h 44mnonstop

$237Alaska Airlines

Find Deal

Wed, Oct 29 - Tue, Nov 4

8:53 am - 5:46 pmSEA-MIA

5h 53mnonstop

6:30 pm - 10:28 pmMIA-SEA

6h 58mnonstop

$239Hawaiian Airlines

Find Deal

Tue, Nov 4 - Sat, Nov 22

7:55 am - 4:55 pmSEA-MIA

6h 00mnonstop

5:55 pm - 9:44 pmMIA-SEA

6h 49mnonstop

$245Alaska Airlines

Find Deal

Sun, Mar 15 - Fri, Mar 27

8:49 pm - 5:30 amSEA-MIA

5h 41mnonstop

7:50 pm - 11:35 pmMIA-SEA

6h 45mnonstop

$258American Airlines

Find Deal

Fri, Oct 17 - Sat, Oct 25

Hawaiian Airlines flights from State of Washington to Florida Keys

Our best Hawaiian Airlines deals on State of Washington to Florida Keys flight tickets

Hawaiian Airlines

Oct 13

SEA8:30 amSeattle/Tacoma Intl

5h 59m

MIA5:29 pmMiami

Oct 21

MIA6:43 pmMiami

6h 47m

SEA10:30 pmSeattle/Tacoma Intl

$231

Find similar

Hawaiian Airlines

Nov 4

SEA8:53 amSeattle/Tacoma Intl

5h 53m

MIA5:46 pmMiami

Nov 22

MIA6:30 pmMiami

6h 58m

SEA10:28 pmSeattle/Tacoma Intl

$239

Find similar

Hawaiian Airlines

Dec 30

SEA9:20 pmSeattle/Tacoma Intl

5h 45m

MIA6:05 amMiami

Jan 10

MIA5:55 pmMiami

6h 30m

SEA9:25 pmSeattle/Tacoma Intl

$255

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Delta flights from State of Washington to Florida Keys

Our best Delta deals on State of Washington to Florida Keys flight tickets

Delta

Nov 2

PDX7:12 amPortland

10h 41m

1 stop

MIA8:53 pmMiami

Nov 11

MIA6:30 pmMiami

8h 28m

1 stop

PDX11:58 pmPortland

$218

Find similar

Delta

Dec 2

PDX5:14 amPortland

8h 35m

1 stop

MIA4:49 pmMiami

Dec 9

MIA6:05 pmMiami

9h 10m

1 stop

PDX12:15 amPortland

$219

Find similar

Delta

Feb 23

PDX12:55 amPortland

9h 45m

1 stop

MIA1:40 pmMiami

Mar 4

MIA8:00 amMiami

11h 15m

1 stop

PDX4:15 pmPortland

$248

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Florida Keys that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandMiami

PDX - MIA

PDXMIA

Portland

Thu 10/30

12:52 pm-6:19 am

1 stop14h 27m

Miami

Sat 11/8

6:00 am-11:56 am

1 stop8h 56m

$166

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Mon 10/27

10:16 am-12:50 am

1 stop11h 34m

Miami

Sat 11/1

6:00 am-12:13 pm

1 stop9h 13m

$198

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Sun 10/12

8:49 pm-5:30 am

Nonstop5h 41m

Miami

Tue 10/21

7:50 pm-11:35 pm

Nonstop6h 45m

$217

PortlandMiami

PDX - MIA

PDXMIA

Portland

Sun 11/2

7:12 am-8:53 pm

1 stop10h 41m

Miami

Tue 11/11

6:30 pm-11:58 pm

1 stop8h 28m

$218

PortlandMiami

PDX - MIA

PDXMIA

Portland

Tue 12/2

5:14 am-4:49 pm

1 stop8h 35m

Miami

Tue 12/9

6:05 pm-12:15 am

1 stop9h 10m

$219

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Mon 10/13

8:30 am-5:29 pm

Nonstop5h 59m

Miami

Tue 10/21

6:43 pm-10:30 pm

Nonstop6h 47m

$231

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Wed 10/29

8:53 am-5:46 pm

Nonstop5h 53m

Miami

Tue 11/4

6:46 pm-10:30 pm

Nonstop6h 44m

$237

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Tue 11/4

8:53 am-5:46 pm

Nonstop5h 53m

Miami

Sat 11/22

6:30 pm-10:28 pm

Nonstop6h 58m

$239

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Sun 3/15

7:55 am-4:55 pm

Nonstop6h 00m

Miami

Fri 3/27

5:55 pm-9:44 pm

Nonstop6h 49m

$245

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Fri 10/17

8:49 pm-5:30 am

Nonstop5h 41m

Miami

Sat 10/25

7:50 pm-11:35 pm

Nonstop6h 45m

$258

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from State of Washington to Florida Keys

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Florida Keys?

The month of August is another great option to travel to Florida Keys, with average flight prices from State of Washington averaging around $302.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from State of Washington to Florida Keys is on a Wednesday when prices can be found for as low as $555. The most expensive day to fly to Florida Keys is Sunday, with ticket prices averaging around $624.

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

According to our data, the cheapest time of day to fly to Florida Keys is in the afternoon. momondo users have found flights departing from State of Washington to Florida Keys in the afternoon for as low as $263. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $1,116.

How far in advance should I book a flight to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $378 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from State of Washington for as low as $323 on momondo.

Can stopping save me money on State of Washington to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between State of Washington to Florida Keys.

Cheap State of Washington to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Florida Keys

Fastest flight time	5h 29m
Direct flights	Every day
Airports in Florida Keys	1 airport

The fastest flight from State of Washington to Florida Keys takes 5h 29m

Direct flights go from State of Washington to Florida Keys every day.

There is 1 airport near Florida Keys: Miami (MIA)

Search flight deals

When did momondo last update prices for flights from Washington to Florida Keys?
Prices for flights from Washington to Florida Keys are refreshed on a daily basis.
How many operators does momondo search for flights from Washington to Florida Keys?
There are 9 operators available for flights from Washington to Florida Keys as of September 2025.
How old do you have to be to fly from Washington to Florida Keys?
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 Washington to Florida Keys.
What documentation or ID do you need to fly to Florida Keys?
The travel and health documents required for your trip to Florida Keys can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Florida Keys. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from State of Washington to Florida Keys?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from State of Washington to Florida Keys is Boeing 737-900 Passenger/BBJ3 (winglets) (14.58% of total bookings). The next most popular plane models are Boeing 737 MAX 9 (13.89%), Boeing 737-800 Passenger/BBJ2 (winglets) (12.74%), and Airbus A321neo (9.05%).

Best airlines flying from State of Washington to Florida Keys

Compare and see reviews for airlines that fly from State of Washington to Florida Keys with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $278	Free Cancellation	Rating 7.4 8,922 reviews	Search United Airlines flights
American Airlines	PriceFrom $308	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $338	Free Cancellation	Rating 7.9 7,971 reviews	Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Florida Keys?

It is quick and easy to find Washington to Florida Keys flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Florida Keys that suits you.

Can I find flights from Washington to Florida Keys with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Florida Keys from Washington with this policy.

How can momondo help me find flights from Washington to Florida Keys?

Once all potential Washington to Florida Keys flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington to Florida Keys right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Florida Keys, momondo offers a useful price alert feature which will track prices for flights to Florida Keys from Washington and alert you when they change.

An easier way to manage your Florida Keys trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities in Florida Keys

Flights to New Yorkfrom $50

Flights to Los Angelesfrom $44

Flights to Miamifrom $49

Flights to Chicagofrom $60

Flights to Orlandofrom $56

Flights to Las Vegasfrom $44

Flights to San Franciscofrom $60

Flights to Washington, D.C.from $56

Flights to Bostonfrom $67

Flights to Atlantafrom $51

Flights to Dallasfrom $59

Flights to Seattlefrom $102

Cheap flights from Washington to Florida Keys from $110

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Florida Keys departing on 11/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Washington to Florida Keys

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Hawaiian Airlines flights from State of Washington to Florida Keys

Our best Hawaiian Airlines deals on State of Washington to Florida Keys flight tickets

Delta flights from State of Washington to Florida Keys

Our best Delta deals on State of Washington to Florida Keys flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Florida Keys that are best for you.

See travel insights to Florida Keys from

How to get the cheapest flight ticket from State of Washington to Florida Keys

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Florida Keys?

The month of August is another great option to travel to Florida Keys, with average flight prices from State of Washington averaging around $302.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from State of Washington to Florida Keys is on a Wednesday when prices can be found for as low as $555. The most expensive day to fly to Florida Keys is Sunday, with ticket prices averaging around $624.

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

How far in advance should I book a flight to Florida Keys?

Can stopping save me money on State of Washington to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between State of Washington to Florida Keys.

What is the cheapest airline that flies from Washington to Florida Keys?

Delta, Frontier, and Alaska Airlines are the most popular carriers operating from Washington to Florida Keys

What airlines fly to Florida Keys?

How many flights depart from State of Washington to Florida Keys on average per week?

As of September 2025, there are 40 flights per week flying from State of Washington to Florida Keys. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.

How long is the flight from State of Washington to Florida Keys?

Cheap State of Washington to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Florida Keys

Fastest flight time

Direct flights

Airports in Florida Keys

When did momondo last update prices for flights from Washington to Florida Keys?

How many operators does momondo search for flights from Washington to Florida Keys?

How old do you have to be to fly from Washington to Florida Keys?

What documentation or ID do you need to fly to Florida Keys?

What is the most popular plane model from State of Washington to Florida Keys?

Best airlines flying from State of Washington to Florida Keys

Compare and see reviews for airlines that fly from State of Washington to Florida Keys with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Florida Keys?

Can I find flights from Washington to Florida Keys with flexible booking policies on momondo?

How can momondo help me find flights from Washington to Florida Keys?

I’m not ready to book a flight from Washington to Florida Keys right now. Can momondo alert me if prices change?

An easier way to manage your Florida Keys trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Florida Keys

Popular cities in Florida Keys

Popular flights according to clicks in the last 7 days on momondo