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$354+ Cheap flights from Seattle (SEA) to Florence (FLR)

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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FLR
May 29 — Jun 51
Fri 5/29
Fri 6/5
1 adult, Economy
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Cheap flight deals from Seattle to Florence

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

This Cheapflightsfares deal was found by Cheapflights users on 4/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:10 pm
SEA
-
FLR
1 stop15h 20m
Multiple Airlines
Tue 10/276:30 am
FLR
-
SEA
1 stop18h 05m
Multiple Airlines
Deal found 4/27$656
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:10 pm
SEA
-
FLR
1 stop19h 10m
Multiple Airlines
Fri 9/186:30 am
FLR
-
SEA
1 stop18h 30m
Multiple Airlines
Deal found 4/28$701
This Trip.com deal was found by Cheapflights users on 4/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:55 pm
SEA
-
FLR
1 stop34h 10m
Scandinavian Airlines
Mon 10/57:55 pm
FLR
-
SEA
1 stop26h 50m
Scandinavian Airlines
Deal found 4/24$704
This Gotogate deal was found by Cheapflights users on 4/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:35 am
SEA
-
FLR
2 stops20h 55m
Multiple Airlines
Tue 12/86:30 am
FLR
-
SEA
2 stops36h 21m
Multiple Airlines
Deal found 4/27$720
This Gotogate deal was found by Cheapflights users on 4/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:35 am
SEA
-
FLR
2 stops20h 55m
Multiple Airlines
Tue 11/178:00 am
FLR
-
SEA
2 stops19h 26m
Multiple Airlines
Deal found 4/27$721
This KLM deal was found by Cheapflights users on 4/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/101:40 pm
SEA
-
FLR
1 stop12h 40m
KLM
Tue 11/1712:15 pm
FLR
-
SEA
1 stop32h 32m
KLM
Deal found 4/27$739
This FlightHub deal was found by Cheapflights users on 4/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:50 pm
SEA
-
FLR
1 stop12h 45m
Lufthansa
Wed 8/196:30 am
FLR
-
SEA
1 stop14h 25m
Lufthansa
Deal found 4/27$740
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Sun 7/266:50 pm
SEA
-
FLR
1 stop12h 45m
United Airlines
Fri 8/216:30 am
FLR
-
SEA
2 stops36h 37m
United Airlines
Deal found 4/27$741
This KAYAK deal was found by Cheapflights users on 4/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/266:50 pm
SEA
-
FLR
1 stop16h 25m
Lufthansa
Thu 8/208:15 am
FLR
-
SEA
1 stop17h 44m
Lufthansa
Deal found 4/27$743

Find flight deals from Seattle to Florence

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Florence (FLR). 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 April 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$656
(Cheapflightsfares)

One-way from

$354
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$882
Provider with most accurate pricing for Seattle/Tacoma Intl-Florence Peretola flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Florence Peretola flights.
Search Deals
From Seattle/Tacoma Intl to Florence Peretola
Search Deals
One-way flight from Seattle/Tacoma Intl to Florence Peretola
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($225 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Florence 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 April 29, 2026.
Use the filters below to find and compare flights from Seattle to Florence that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Tue 7/28

11:02 am-4:35 pm

2 stops20h 33m

Florence Peretola

Thu 8/6

8:15 am-8:00 am

2 stops32h 45m

$879

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Thu 10/22

1:30 pm-5:15 pm

1 stop18h 45m

Florence Peretola

Sun 11/1

6:50 am-4:21 pm

1 stop17h 31m

$887
Quickest round-trip

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Thu 10/22

2:30 pm-5:15 pm

2 stops17h 45m

Florence Peretola

Sun 11/1

6:50 am-4:21 pm

1 stop17h 31m

$891

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 5/15

6:50 pm-4:35 pm

1 stop12h 45m

Florence Peretola

Tue 5/19

1:40 pm-12:20 pm

1 stop31h 40m

$906

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Tue 9/15

12:15 pm-4:35 pm

2 stops19h 20m

Florence Peretola

Wed 9/30

8:15 am-9:56 pm

3 stops46h 41m

$915

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Wed 7/8

7:00 am-12:40 pm

2 stops20h 40m

Florence Peretola

Wed 7/15

8:15 am-9:40 am

2 stops34h 25m

$975

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Mon 6/29

1:55 pm-4:50 pm

1 stop17h 55m

Florence Peretola

Thu 7/9

5:35 pm-11:33 am

1 stop26h 58m

$1,046

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 7/24

8:20 pm-10:55 am

1 stop29h 35m

Florence Peretola

Sat 8/1

7:10 am-11:35 am

1 stop13h 25m

$1,051
Cheapest one-way

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Mon 8/24

3:33 pm-10:35 pm

2 stops22h 02m

$379

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 10/16

1:30 pm-11:30 am

1 stop13h 00m

$396

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Seattle to Florence

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Florence in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Florence flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Florence flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Florence flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Florence 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 Seattle-Florence 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 Seattle to Florence

Have a flexible travel schedule? Discover the best time to fly to Florence from Seattle 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 Seattle to Florence

How far ahead should I book a flight from Seattle to Florence?

Booking 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Florence. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Seattle to Florence (average of $636). Flying from Seattle to Florence in June is currently the most expensive (average of $1,297). 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.

How much does it cost to fly round-trip from Seattle to Florence?

Reviews of airlines servicing Florence

Get insights into the airlines that provide service to Florence. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Florence. Reviews last updated April 29, 2026.
Peruse reviews from past customers who have flown with Delta,KLM, andAir France from Seattle to Florence to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,465 reviews

Food

7.2

Overall

7.9

Entertainment

7.8

Crew

8.5

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,465 reviews
Delta
7.9
Good
8,465 reviews

Food

7.2

Overall

7.9

Entertainment

7.8

Crew

8.5

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.8
Good
1,512 reviews
Delta
7.9
Good
8,465 reviews

Food

7.2

Overall

7.9

Entertainment

7.8

Crew

8.5

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air France
7.4
Good
1,580 reviews
Delta
7.9
Good
8,465 reviews

Food

7.2

Overall

7.9

Entertainment

7.8

Crew

8.5

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,962 reviews
Delta
7.9
Good
8,465 reviews

Food

7.2

Overall

7.9

Entertainment

7.8

Crew

8.5

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,934 reviews
Delta
7.9
Good
8,465 reviews

Food

7.2

Overall

7.9

Entertainment

7.8

Crew

8.5

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Florence. 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 Seattle to Florence?

    United Airlines and Delta can get you from Seattle to Florence in just under 17h 45m. Your travel time can differ by up to 2h 48m. There are 5522 mi between Seattle and Florence. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Seattle to Florence round-trip?

    According to our current data, British Airways ($459), Scandinavian Airlines ($474), and United Airlines ($498) offers the cheapest pricing from Seattle to Florence. British Airways is priced at 52% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $381. However, be on the lookout for offers from Lufthansa and British Airways, as they are both options that can get you from Seattle to Florence for a low price.

  • Where are the most common layover locations when flying from Seattle to Florence?

    Of the flights from Seattle to Florence that have layovers, most of them stop in Paris.

  • What are some popular things to do or see while on a layover in Paris?

    Eiffel Tower, Champs-Elysées, and Louvre Museum are the most popular attractions in Paris if you're in need of something to do during your layover. Eiffel Tower, Champs-Elysées and Louvre Museum are located about 15.8 mi, 14.7 mi, and 14.3 mi, respectively from Paris Charles de Gaulle if you are interested in checking them out. Those looking to explore during their layover in Paris can rent a car from Paris Charles de Gaulle for about $41 per day.

  • Where are the least popular layover locations for Seattle to Florence flights?

    Flights departing from Seattle and landing in Florence layover in London least frequently.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Florence 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 Seattle to Florence?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Florence (average of $636). Flying from Seattle to Florence in June is currently the most expensive (average of $1,297). 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 Florence?

Book flights to Florence if you plan to visit one of these locations
Pistoia
Arezzo

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Alternative routes for Seattle to Florence

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Leonardo da Vinci/Fiumicino flights
Portland to Leonardo da Vinci/Fiumicino flights
Portland to Florence flights
Seattle to Pisa flights
Spokane to Florence flights

Top 7 airlines flying from Seattle to Florence

Discover the top 7 airlines that operate flights from Seattle to Florence. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$459Average$974FlexibilityNo cancel feeOn-time70%
Scandinavian AirlinesCheapest$474Average$773FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$498Average$722FlexibilityNo cancel feeOn-time69%
DeltaCheapest$588Average$1,055FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$596Average$911FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$633Average$1,250FlexibilityNo cancel feeOn-time77%
KLMCheapest$706Average$1,039FlexibilityNo cancel feeOn-time75%

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