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

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

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

As of August 2025, there are 47 flights per week flying from Florida Keys to State of Washington. The most common day of the week flights depart is Tue, with 17% of flights taking off on this day.

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

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

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

There are 8 operators available for flights from Florida Keys to Washington as of August 2025.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Florida Keys to Washington.

What documentation or ID do you need to fly to Washington?

The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$82 Cheap Flights from Florida Keys to Washington in 2025

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Find the cheapest flights from Florida Keys to Washington

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

6:00 am - 12:30 amMIA-SEA

21h 30m1 stop

6:12 am - 12:44 amSEA-MIA

15h 32m1 stop

$203Frontier

Find Deal

Fri, Sep 5 - Thu, Sep 25

6:45 pm - 10:26 pmMIA-SEA

6h 41mnonstop

8:25 am - 5:45 pmSEA-MIA

6h 20mnonstop

$212Alaska Airlines

Find Deal

Thu, Sep 18 - Wed, Sep 24

6:30 pm - 11:52 pmMIA-PDX

8h 22m1 stop

5:15 am - 5:23 pmPDX-MIA

9h 08m1 stop

$227Delta

Find Deal

Wed, Oct 1 - Thu, Oct 2

6:45 pm - 10:26 pmMIA-SEA

6h 41mnonstop

8:25 am - 5:45 pmSEA-MIA

6h 20mnonstop

$232Hawaiian Airlines

Find Deal

Thu, Sep 18 - Wed, Sep 24

4:25 pm - 10:12 pmMIA-PDX

8h 47m1 stop

10:50 pm - 11:30 amPDX-MIA

9h 40m1 stop

$237Delta

Find Deal

Tue, Sep 9 - Mon, Sep 15

6:45 pm - 12:15 amMIA-PDX

8h 30m1 stop

6:05 am - 5:45 pmPDX-MIA

8h 40m1 stop

$246Hawaiian Airlines

Find Deal

Wed, Sep 17 - Sun, Sep 21

8:05 am - 1:03 pmMIA-PDX

7h 58m1 stop

7:35 pm - 11:00 amPDX-MIA

12h 25m2 stops

$252United Airlines

Find Deal

Sat, Oct 4 - Tue, Oct 7

2:55 pm - 10:06 pmMIA-SEA

10h 11m1 stop

11:10 pm - 11:00 amSEA-MIA

8h 50m1 stop

$257United Airlines

Find Deal

Fri, Sep 19 - Sun, Sep 28

7:02 am - 11:45 amMIA-GEG

7h 43m1 stop

6:00 am - 6:26 pmGEG-MIA

9h 26m1 stop

$269American Airlines

Find Deal

Sat, Sep 27 - Wed, Oct 1

8:38 pm - 11:59 pmMIA-SEA

6h 21mnonstop

8:49 pm - 5:30 amSEA-MIA

5h 41mnonstop

$282American Airlines

Find Deal

Fri, Sep 26 - Fri, Oct 31

Delta flights from Florida Keys to State of Washington

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

Delta

Oct 1

MIA6:30 pmMiami

8h 22m

1 stop

PDX11:52 pmPortland

Oct 2

PDX5:15 amPortland

9h 08m

1 stop

MIA5:23 pmMiami

$227

Find similar

Delta

Sep 9

MIA4:25 pmMiami

8h 47m

1 stop

PDX10:12 pmPortland

Sep 15

PDX10:50 pmPortland

9h 40m

1 stop

MIA11:30 amMiami

$237

Find similar

Delta

Sep 18

MIA6:35 pmMiami

6h 31m

SEA10:06 pmSeattle/Tacoma Intl

Sep 24

SEA8:30 amSeattle/Tacoma Intl

5h 53m

MIA5:23 pmMiami

$239

Find similar

American Airlines flights from Florida Keys to State of Washington

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

American Airlines

Sep 27

MIA7:02 amMiami

7h 43m

1 stop

GEG11:45 amSpokane

Oct 1

GEG6:00 amSpokane

9h 26m

1 stop

MIA6:26 pmMiami

$269

Find similar

American Airlines

Sep 26

MIA8:38 pmMiami

6h 21m

SEA11:59 pmSeattle/Tacoma Intl

Oct 31

SEA8:49 pmSeattle/Tacoma Intl

5h 41m

MIA5:30 amMiami

$282

Find similar

American Airlines

Sep 18

MIA11:20 amMiami

8h 34m

1 stop

SEA4:54 pmSeattle/Tacoma Intl

Sep 24

SEA8:51 pmSeattle/Tacoma Intl

5h 43m

MIA5:34 amMiami

$299

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

MiamiSeattle

MIA - SEA

MIASEA

Miami

Fri 9/5

6:00 am-12:30 am

1 stop21h 30m

Seattle/Tacoma Intl

Thu 9/25

6:12 am-12:44 am

1 stop15h 32m

$203

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 9/18

6:45 pm-10:26 pm

Nonstop6h 41m

Seattle/Tacoma Intl

Wed 9/24

8:25 am-5:45 pm

Nonstop6h 20m

$212

MiamiPortland

MIA - PDX

MIAPDX

Miami

Wed 10/1

6:30 pm-11:52 pm

1 stop8h 22m

Portland

Thu 10/2

5:15 am-5:23 pm

1 stop9h 08m

$227

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 9/18

6:45 pm-10:26 pm

Nonstop6h 41m

Seattle/Tacoma Intl

Wed 9/24

8:25 am-5:45 pm

Nonstop6h 20m

$232

MiamiPortland

MIA - PDX

MIAPDX

Miami

Tue 9/9

4:25 pm-10:12 pm

1 stop8h 47m

Portland

Mon 9/15

10:50 pm-11:30 am

1 stop9h 40m

$237

MiamiPortland

MIA - PDX

MIAPDX

Miami

Wed 9/17

6:45 pm-12:15 am

1 stop8h 30m

Portland

Sun 9/21

6:05 am-5:45 pm

1 stop8h 40m

$246

MiamiPortland

MIA - PDX

MIAPDX

Miami

Sat 10/4

8:05 am-1:03 pm

1 stop7h 58m

Portland

Tue 10/7

7:35 pm-11:00 am

2 stops12h 25m

$252

MiamiSeattle

MIA - SEA

MIASEA

Miami

Fri 9/19

2:55 pm-10:06 pm

1 stop10h 11m

Seattle/Tacoma Intl

Sun 9/28

11:10 pm-11:00 am

1 stop8h 50m

$257

MiamiSpokane

MIA - GEG

MIAGEG

Miami

Sat 9/27

7:02 am-11:45 am

1 stop7h 43m

Spokane

Wed 10/1

6:00 am-6:26 pm

1 stop9h 26m

$269

MiamiSeattle

MIA - SEA

MIASEA

Miami

Fri 9/26

8:38 pm-11:59 pm

Nonstop6h 21m

Seattle/Tacoma Intl

Fri 10/31

8:49 pm-5:30 am

Nonstop5h 41m

$282

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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 State of Washington?

The month of January is, on average, the cheapest month to fly to State of Washington from Florida Keys, with most prices found around $294. If you aren’t able to travel to State of Washington during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $297.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Florida Keys to State of Washington is on a Friday. Travelers who choose to depart for State of Washington on a Friday will often find tickets for as low as $503. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Florida Keys to State of Washington for around $667.

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

The cheapest time of day to fly to State of Washington is at noon when flights can be purchased for as low as $623. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $648 on average. Flights to State of Washington from Florida Keys in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Florida Keys when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $346 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Florida Keys for as low as $266 on momondo.

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

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

Cheap Florida Keys to State of Washington flight deals and tips

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

Fastest flight time	6h 21m
Direct flights	Every day
Airports in State of Washington	2 airports

The fastest flight from Florida Keys to State of Washington takes 6h 21m

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

There are 2 airports near State of Washington: Portland (PDX), Seattle/Tacoma Intl (SEA)

Search flight deals

When did momondo last update prices for flights from Florida Keys to Washington?
Prices for flights from Florida Keys to Washington are refreshed on a daily basis.
How many operators does momondo search for flights from Florida Keys to Washington?
There are 8 operators available for flights from Florida Keys to Washington as of August 2025.
How old do you have to be to fly from Florida Keys to Washington?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Florida Keys to Washington.
What documentation or ID do you need to fly to Washington?
The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Florida Keys to State of Washington?
momondo data reveals that the most frequently booked plane model on the route from Florida Keys to State of Washington is Boeing 737-900 Passenger/BBJ3 (winglets), representing 17.60% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 17.25%, Boeing 737 MAX 9 at 16.26%, and Boeing 737 at 8.44%.

Best airlines flying from Florida Keys to State of Washington

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $308	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Florida Keys to Washington. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Florida Keys to Washington with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Washington from Florida Keys. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Washington from Florida Keys. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your State of Washington trip

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Find better results for your trip to Washington

Popular cities in Washington

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Cheap flights from Florida Keys to Washington from $82

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Florida Keys to Washington departing on 9/14. 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

Trusted and free

Trusted and free

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Find the cheapest flights from Florida Keys to Washington

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Delta flights from Florida Keys to State of Washington

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

American Airlines flights from Florida Keys to State of Washington

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

momondo Fare Finder

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

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

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 State of Washington?

What is the cheapest day to depart on your flight to State of Washington?

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

How far in advance should I book a flight to State of Washington?

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

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

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

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

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

As of August 2025, there are 47 flights per week flying from Florida Keys to State of Washington. The most common day of the week flights depart is Tue, with 17% of flights taking off on this day.

Cheap Florida Keys to State of Washington flight deals and tips

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

Fastest flight time

Direct flights

Airports in State of Washington

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

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

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

What documentation or ID do you need to fly to Washington?

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

Best airlines flying from Florida Keys to State of Washington

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

Why use momondo?

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

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

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

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

An easier way to manage your State of Washington 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 Washington

Popular cities in Washington

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