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$545+ Cheap flights from Florence (FLR) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
FLR — SEA
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Florence to Seattle

Cheapest flights from Florence to Seattle
Explore the most affordable flight options available from Florence to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Air Canada deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:15 am
FLR
-
SEA
2 stops22h 55m
Air Canada
Tue 4/2110:10 am
SEA
-
FLR
2 stops38h 30m
Air Canada
Deal found 1/26$642
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:30 am
FLR
-
SEA
1 stop14h 50m
United Airlines
Tue 4/212:10 pm
SEA
-
FLR
1 stop13h 40m
United Airlines
Deal found 1/28$648
This Lufthansa deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/136:35 am
FLR
-
SEA
2 stops20h 28m
Lufthansa
Fri 3/204:10 pm
SEA
-
FLR
1 stop21h 50m
Lufthansa
Deal found 1/27$917
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/136:30 am
FLR
-
SEA
2 stops22h 28m
United Airlines
Fri 3/202:15 pm
SEA
-
FLR
2 stops38h 20m
United Airlines
Deal found 1/27$936
This Cheapflightsfares deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:45 am
FLR
-
SEA
1 stop12h 55m
SWISS
Tue 9/81:45 pm
SEA
-
FLR
2 stops15h 25m
SWISS
Deal found 1/29$972

Find flight deals from Florence to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Florence (FLR) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$642
(Air Canada)

One-way from

$545
(Kiwi.com)

Popular in

October

Cheapest in

February

Average price

$916
Provider with most accurate pricing for Florence Peretola-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Florence Peretola-Seattle/Tacoma Intl flights.
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From Florence Peretola to Seattle/Tacoma Intl
Search Deals
One-way flight from Florence Peretola to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 40% potential increase in price ($694 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($78 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Florence to Seattle 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Florence to Seattle that are best for you.

Fly from

Florence

Fly to

Seattle

Route

Depart

Return

Price

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Fri 4/17

8:15 am-10:10 pm

2 stops22h 55m

Seattle/Tacoma Intl

Tue 4/21

10:10 am-9:40 am

2 stops38h 30m

$642

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Fri 4/17

6:30 am-12:20 pm

1 stop14h 50m

Seattle/Tacoma Intl

Tue 4/21

2:10 pm-12:50 pm

1 stop13h 40m

$648

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Fri 3/13

6:35 am-7:03 pm

2 stops20h 28m

Seattle/Tacoma Intl

Fri 3/20

4:10 pm-10:00 pm

1 stop21h 50m

$917

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Fri 3/13

6:30 am-8:58 pm

2 stops22h 28m

Seattle/Tacoma Intl

Fri 3/20

2:15 pm-12:35 pm

2 stops38h 20m

$936

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Mon 3/30

6:55 am-7:25 pm

3 stops45h 30m

$555

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Sat 4/18

7:10 am-11:35 am

1 stop13h 25m

$573

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Fri 4/24

7:05 am-11:35 am

1 stop13h 30m

$573

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Thu 6/18

6:30 am-6:42 pm

2 stops21h 12m

$610

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Sun 5/24

9:55 pm-3:40 pm

2 stops26h 45m

$656

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

  • Most accurate provider: When it comes to deals on Florence-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Florence-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Florence-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Florence-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Florence-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Florence to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Florence with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Florence to Seattle

What is the cheapest month to book a flight from Florence to Seattle?

Currently, May is the cheapest month in which you can book a flight from Florence to Seattle (average of $715). Flying from Florence to Seattle in January is currently the most expensive (average of $913). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Florence to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Florence to Seattle?

    Departing from Florence to Seattle will take you 14h 50m. Airlines will cover a distance of 5522 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Florence to Seattle one-way?

    $523 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on Lufthansa and Delta, with prices starting from $690 and $843, respectively.

  • Can I find deals for flights from Florence to Seattle that include hotel bookings?

    Yes. In addition to deals on Florence to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Florence to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Florence to Seattle.

  • Can I find deals for business class flights from Florence to Seattle?

    Yes. Cheapflights offers flight deals from Florence to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Florence to Seattle?

    Currently, May is the cheapest month in which you can book a flight from Florence to Seattle (average of $715). Flying from Florence to Seattle in January is currently the most expensive (average of $913). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
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Lacey
Edmonds
Renton
Puyallup
Kirkland
Kent
Tukwila
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Chehalis

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