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Cheap flights from Florida Keys to Washington from $89

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 1/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Florida Keys to Washington

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:55 pm - 11:46 pm
MIA
-
PDX
6h 51mnonstop
American Airlines Logo
11:01 pm - 7:34 am
PDX
-
MIA
5h 33mnonstop
$197American Airlines
ven., janv. 23 - dim., janv. 25
American Airlines Logo
7:55 pm - 11:46 pm
MIA
-
PDX
6h 51mnonstop
American Airlines Logo
11:01 pm - 7:34 am
PDX
-
MIA
5h 33mnonstop
$198American Airlines
mar., janv. 27 - sam., janv. 31
Delta Logo
5:56 pm - 9:48 pm
MIA
-
SEA
6h 52mnonstop
Delta Logo
8:00 am - 4:46 pm
SEA
-
MIA
5h 46mnonstop
$199Delta
lun., mars 16 - mar., mars 17
Frontier Logo
12:52 pm - 11:21 am
MIA
-
SEA
25h 29m1 stop
Frontier Logo
3:58 pm - 1:18 am
SEA
-
MIA
30h 20m2 stops
$205Frontier
jeu., janv. 8 - sam., janv. 17
Frontier Logo
6:25 am - 12:01 pm
MIA
-
SEA
32h 36m1 stop
Frontier Logo
12:30 pm - 5:14 am
SEA
-
MIA
13h 44m1 stop
$210Frontier
ven., févr. 27 - lun., mars 2
Delta Logo
5:37 pm - 12:17 am
MIA
-
PDX
9h 40m1 stop
Delta Logo
5:30 am - 4:27 pm
PDX
-
MIA
7h 57m1 stop
$215Delta
jeu., janv. 15 - mer., janv. 21
Alaska Airlines Logo
5:59 pm - 10:04 pm
MIA
-
SEA
7h 05mnonstop
Alaska Airlines Logo
8:05 am - 5:04 pm
SEA
-
MIA
5h 59mnonstop
$216Alaska Airlines
ven., mars 13 - mer., mars 18
Alaska Airlines Logo
5:59 pm - 10:04 pm
MIA
-
SEA
7h 05mnonstop
Alaska Airlines Logo
8:05 am - 5:04 pm
SEA
-
MIA
5h 59mnonstop
$218Alaska Airlines
ven., mars 13 - dim., mars 22
United Airlines Logo
2:05 pm - 9:49 pm
EYW
-
PDX
10h 44m1 stop
United Airlines Logo
11:05 pm - 1:03 pm
PDX
-
EYW
10h 58m1 stop
$429United Airlines
sam., janv. 17 - mar., janv. 20
United Airlines Logo
11:10 am - 9:13 pm
MIA
-
PSC
13h 03m2 stops
United Airlines Logo
5:00 am - 10:35 pm
PSC
-
MIA
14h 35m2 stops
$457United Airlines
mer., févr. 4 - sam., févr. 7

Delta flights from Florida Keys to State of Washington

Our best Delta deals on Florida Keys to State of Washington flight tickets
Delta
Mar 16
MIA5:56 pmMiami
6h 52m
SEA9:48 pmSeattle/Tacoma Intl
Mar 17
SEA8:00 amSeattle/Tacoma Intl
5h 46m
MIA4:46 pmMiami
$199
Find similar
Delta
Jan 15
MIA5:37 pmMiami
9h 40m
1 stop
PDX12:17 amPortland
Jan 21
PDX5:30 amPortland
7h 57m
1 stop
MIA4:27 pmMiami
$215
Find similar
Delta
Jan 27
MIA5:37 pmMiami
9h 40m
1 stop
PDX12:17 amPortland
Jan 31
PDX11:44 amPortland
10h 07m
1 stop
MIA12:51 amMiami
$216
Find similar

Frontier flights from Florida Keys to State of Washington

Our best Frontier deals on Florida Keys to State of Washington flight tickets
Frontier
Jan 8
MIA12:52 pmMiami
25h 29m
1 stop
SEA11:21 amSeattle/Tacoma Intl
Jan 17
SEA3:58 pmSeattle/Tacoma Intl
30h 20m
2 stops
MIA1:18 amMiami
$205
Find similar
Frontier
Feb 27
MIA6:25 amMiami
32h 36m
1 stop
SEA12:01 pmSeattle/Tacoma Intl
Mar 2
SEA12:30 pmSeattle/Tacoma Intl
13h 44m
1 stop
MIA5:14 amMiami
$210
Find similar
Frontier
Jan 8
MIA12:52 pmMiami
25h 29m
1 stop
SEA11:21 amSeattle/Tacoma Intl
Jan 17
SEA3:58 pmSeattle/Tacoma Intl
10h 20m
1 stop
MIA5:18 amMiami
$252
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Florida Keys to State of Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated décembre 23, 2025.
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

MiamiPortland

MIA - PDX

MIAPDX

Miami

ven. 1/23

7:55 pm-11:46 pm

Nonstop6h 51m

Portland

dim. 1/25

11:01 pm-7:34 am

Nonstop5h 33m

$197

MiamiPortland

MIA - PDX

MIAPDX

Miami

mar. 1/27

7:55 pm-11:46 pm

Nonstop6h 51m

Portland

sam. 1/31

11:01 pm-7:34 am

Nonstop5h 33m

$198

MiamiSeattle

MIA - SEA

MIASEA

Miami

lun. 3/16

5:56 pm-9:48 pm

Nonstop6h 52m

Seattle/Tacoma Intl

mar. 3/17

8:00 am-4:46 pm

Nonstop5h 46m

$199

MiamiSeattle

MIA - SEA

MIASEA

Miami

jeu. 1/8

12:52 pm-11:21 am

1 stop25h 29m

Seattle/Tacoma Intl

sam. 1/17

3:58 pm-1:18 am

2 stops30h 20m

$205

MiamiSeattle

MIA - SEA

MIASEA

Miami

ven. 2/27

6:25 am-12:01 pm

1 stop32h 36m

Seattle/Tacoma Intl

lun. 3/2

12:30 pm-5:14 am

1 stop13h 44m

$210

MiamiPortland

MIA - PDX

MIAPDX

Miami

jeu. 1/15

5:37 pm-12:17 am

1 stop9h 40m

Portland

mer. 1/21

5:30 am-4:27 pm

1 stop7h 57m

$215

MiamiSeattle

MIA - SEA

MIASEA

Miami

ven. 3/13

5:59 pm-10:04 pm

Nonstop7h 05m

Seattle/Tacoma Intl

mer. 3/18

8:05 am-5:04 pm

Nonstop5h 59m

$216

MiamiSeattle

MIA - SEA

MIASEA

Miami

ven. 3/13

5:59 pm-10:04 pm

Nonstop7h 05m

Seattle/Tacoma Intl

dim. 3/22

8:05 am-5:04 pm

Nonstop5h 59m

$218

Key WestPortland

EYW - PDX

EYWPDX

Key West

sam. 1/17

2:05 pm-9:49 pm

1 stop10h 44m

Portland

mar. 1/20

11:05 pm-1:03 pm

1 stop10h 58m

$429

MiamiPasco

MIA - PSC

MIAPSC

Miami

mer. 2/4

11:10 am-9:13 pm

2 stops13h 03m

Pasco Tri Cities

sam. 2/7

5:00 am-10:35 pm

2 stops14h 35m

$457

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to Washington from

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?

The month of February is, on average, the cheapest month to fly to State of Washington from Florida Keys, with most prices found around $277. If you aren’t able to travel to State of Washington during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $285.

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 $342 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 $281 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 32m

Direct flights

Every day

Airports in State of Washington

96 airports
The fastest flight from Florida Keys to State of Washington takes 6h 32m
Direct flights go from Florida Keys to State of Washington every day.
There are 96 airports in State of Washington. From Florida Keys there are direct flights to 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?

  • 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?

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 AirlinesPriceFrom $308Free CancellationRating
7.2
11,054 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.

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jeu. 1/22
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