What is the cheapest airline that flies from Seattle/Tacoma Intl to Florence Peretola?

SWISS and British Airways are the most popular carriers operating from Seattle/Tacoma Intl to Florence Peretola

What airlines fly to Florence?

British Airways, Delta and Lufthansa are the top three most popular airlines that fly to Florence from Seattle according to our data. British Airways is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Florence. Keep in mind that there are 7 different airlines that fly to Florence on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Seattle to Florence?

Flights connecting via Munich (MUC) have the shortest average one-way travel time: 12h 38m.

Which layover airport has the shortest connection time from Seattle to Florence?

London (LHR) has the shortest average layover time for this route: 1h 20m.

Which layover airport offers the lowest fares from Seattle to Florence?

Flights via London (LHR) offer the lowest average round-trip price of $561.

Which airport is the most popular layover for flights between Seattle and Florence?

London (LHR) was the most common stop: 25% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Florence Peretola Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Florence Peretola Airport refresh daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Florence Peretola Airport?

The number of operators available for flights from Seattle/Tacoma Intl Airport to Florence Peretola Airport is 7 as of September 2026.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Florence Peretola Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Florence Peretola Airport.

What documentation or ID do you need to fly to Florence Peretola Airport?

The travel and health documents required for your trip to Florence Peretola Airport 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 Florence Peretola Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$327 Cheap Flights from Seattle to Florence in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Florence

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5:50 pm - 6:30 pmSEA Seattle/Tacoma Intl-FLR Florence Peretola

15h 40m1 stop Frankfurt am Main

10:20 am - 3:55 pmFLR Florence Peretola-SEA Seattle/Tacoma Intl

14h 35m1 stop Frankfurt am Main

$574Multiple Airlines

Mon, Mar 1 - Mon, Mar 8

3:00 pm - 6:30 pmSEA Seattle/Tacoma Intl-FLR Florence Peretola

18h 30m1 stop Frankfurt am Main

6:30 am - 1:05 pmFLR Florence Peretola-SEA Seattle/Tacoma Intl

15h 35m1 stop Frankfurt am Main

$585Multiple Airlines

Sun, Jan 24 - Sun, Jan 31

9:15 am - 11:35 amSEA Seattle/Tacoma Intl-FLR Florence Peretola

17h 20m2 stops Philadelphia London Heathrow

12:10 pm - 4:50 pmFLR Florence Peretola-SEA Seattle/Tacoma Intl

13h 40m1 stop London Heathrow

$599British Airways

Wed, Dec 2 - Wed, Dec 9

6:45 pm - 11:45 amSEA Seattle/Tacoma Intl-FLR Florence Peretola

32h 00m1 stop London Heathrow

12:10 pm - 11:25 amFLR Florence Peretola-SEA Seattle/Tacoma Intl

32h 15m1 stop London Heathrow

$600British Airways

Wed, Dec 2 - Wed, Dec 9

4:20 pm - 7:50 pmSEA Seattle/Tacoma Intl-FLR Florence Peretola

19h 30m1 stop Paris Charles de Gaulle

6:50 am - 1:50 pmFLR Florence Peretola-SEA Seattle/Tacoma Intl

16h 00m1 stop Paris Charles de Gaulle

$625Delta

Mon, Oct 26 - Tue, Nov 10

7:24 am - 9:00 amSEA Seattle/Tacoma Intl-FLR Florence Peretola

17h 36m2 stops Boston Logan Intl Paris Charles de Gaulle

6:50 am - 1:50 pmFLR Florence Peretola-SEA Seattle/Tacoma Intl

16h 00m1 stop Paris Charles de Gaulle

$629Delta

Mon, Oct 26 - Tue, Nov 10

5:30 pm - 1:50 pmSEA Seattle/Tacoma Intl-FLR Florence Peretola

59h 20m2 stops San Francisco Zurich

9:50 am - 9:56 pmFLR Florence Peretola-SEA Seattle/Tacoma Intl

21h 06m2 stops Zurich Los Angeles

$635United Airlines

Mon, Jan 11 - Tue, Jan 19

3:51 pm - 1:50 pmSEA Seattle/Tacoma Intl-FLR Florence Peretola

60h 59m3 stops Denver Intl Los Angeles Zurich

7:30 am - 8:48 pmFLR Florence Peretola-SEA Seattle/Tacoma Intl

22h 18m2 stops Munich Franz Josef Strauss San Francisco

$648United Airlines

Mon, Jan 25 - Tue, Feb 9

3:50 pm - 8:15 pmSEA Seattle/Tacoma Intl-FLR Florence Peretola

20h 25m1 stop Munich Franz Josef Strauss

5:15 pm - 4:59 pmFLR Florence Peretola-SEA Seattle/Tacoma Intl

32h 44m1 stop Munich Franz Josef Strauss

$695Lufthansa

Sun, Mar 21 - Mon, Mar 29

2:50 pm - 8:15 pmSEA Seattle/Tacoma Intl-FLR Florence Peretola

20h 25m1 stop Munich Franz Josef Strauss

6:30 am - 12:00 pmFLR Florence Peretola-SEA Seattle/Tacoma Intl

14h 30m1 stop Frankfurt am Main

$715Lufthansa

Wed, Feb 24 - Wed, Mar 10

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United Airlines flights from Seattle to Florence

Our best United Airlines deals on Seattle to Florence flight tickets

United Airlines

Jan 11

SEA5:30 pmSeattle/Tacoma Intl

59h 20m

2 stops

FLR1:50 pmFlorence Peretola

Jan 19

FLR9:50 amFlorence Peretola

21h 06m

2 stops

SEA9:56 pmSeattle/Tacoma Intl

$635

United Airlines

Jan 25

SEA3:51 pmSeattle/Tacoma Intl

60h 59m

3 stops

FLR1:50 pmFlorence Peretola

Feb 9

FLR7:30 amFlorence Peretola

22h 18m

2 stops

SEA8:48 pmSeattle/Tacoma Intl

$648

United Airlines

Jan 26

SEA10:54 amSeattle/Tacoma Intl

17h 46m

2 stops

FLR1:40 pmFlorence Peretola

Feb 9

FLR6:30 amFlorence Peretola

26h 01m

3 stops

SEA11:31 pmSeattle/Tacoma Intl

$673

Delta flights from Seattle to Florence

Our best Delta deals on Seattle to Florence flight tickets

Delta

Oct 26

SEA4:20 pmSeattle/Tacoma Intl

19h 30m

1 stop

FLR7:50 pmFlorence Peretola

Nov 10

FLR6:50 amFlorence Peretola

16h 00m

1 stop

SEA1:50 pmSeattle/Tacoma Intl

$625

Delta

Jan 26

SEA4:05 pmSeattle/Tacoma Intl

13h 20m

1 stop

FLR2:25 pmFlorence Peretola

Feb 4

FLR6:50 amFlorence Peretola

16h 00m

1 stop

SEA1:50 pmSeattle/Tacoma Intl

$630

Delta

Jan 11

SEA6:00 amSeattle/Tacoma Intl

20h 25m

2 stops

FLR11:25 amFlorence Peretola

Jan 19

FLR6:50 amFlorence Peretola

16h 00m

1 stop

SEA1:50 pmSeattle/Tacoma Intl

$634

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

SeattleFlorence

SEA Seattle/Tacoma Intl - FLR Florence Peretola

SEAFLR

Seattle/Tacoma Intl

Mon 3/1

5:50 pm-6:30 pm

1 stop15h 40m

Florence Peretola

Mon 3/8

10:20 am-3:55 pm

1 stop14h 35m

$574

SeattleFlorence

SEA Seattle/Tacoma Intl - FLR Florence Peretola

SEAFLR

Seattle/Tacoma Intl

Sun 1/24

3:00 pm-6:30 pm

1 stop18h 30m

Florence Peretola

Sun 1/31

6:30 am-1:05 pm

1 stop15h 35m

$585

SeattleFlorence

SEA Seattle/Tacoma Intl - FLR Florence Peretola

SEAFLR

Seattle/Tacoma Intl

Wed 12/2

9:15 am-11:35 am

2 stops17h 20m

Florence Peretola

Wed 12/9

12:10 pm-4:50 pm

1 stop13h 40m

$599

SeattleFlorence

SEA Seattle/Tacoma Intl - FLR Florence Peretola

SEAFLR

Seattle/Tacoma Intl

Wed 12/2

6:45 pm-11:45 am

1 stop32h 00m

Florence Peretola

Wed 12/9

12:10 pm-11:25 am

1 stop32h 15m

$600

SeattleFlorence

SEA Seattle/Tacoma Intl - FLR Florence Peretola

SEAFLR

Seattle/Tacoma Intl

Mon 10/26

4:20 pm-7:50 pm

1 stop19h 30m

Florence Peretola

Tue 11/10

6:50 am-1:50 pm

1 stop16h 00m

$625

SeattleFlorence

SEA Seattle/Tacoma Intl - FLR Florence Peretola

SEAFLR

Seattle/Tacoma Intl

Mon 10/26

7:24 am-9:00 am

2 stops17h 36m

Florence Peretola

Tue 11/10

6:50 am-1:50 pm

1 stop16h 00m

$629

SeattleFlorence

SEA Seattle/Tacoma Intl - FLR Florence Peretola

SEAFLR

Seattle/Tacoma Intl

Mon 1/11

5:30 pm-1:50 pm

2 stops59h 20m

Florence Peretola

Tue 1/19

9:50 am-9:56 pm

2 stops21h 06m

$635

SeattleFlorence

SEA Seattle/Tacoma Intl - FLR Florence Peretola

SEAFLR

Seattle/Tacoma Intl

Mon 1/25

3:51 pm-1:50 pm

3 stops60h 59m

Florence Peretola

Tue 2/9

7:30 am-8:48 pm

2 stops22h 18m

$648

SeattleFlorence

SEA Seattle/Tacoma Intl - FLR Florence Peretola

SEAFLR

Seattle/Tacoma Intl

Sun 3/21

3:50 pm-8:15 pm

1 stop20h 25m

Florence Peretola

Mon 3/29

5:15 pm-4:59 pm

1 stop32h 44m

$695

SeattleFlorence

SEA Seattle/Tacoma Intl - FLR Florence Peretola

SEAFLR

Seattle/Tacoma Intl

Wed 2/24

2:50 pm-8:15 pm

1 stop20h 25m

Florence Peretola

Wed 3/10

6:30 am-12:00 pm

1 stop14h 30m

$715

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 Seattle to Florence

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

Layovers

What is the typical price of a round-trip flight between Seattle and Florence?

Prices are currently low for flights on this route.

Typical prices usually range from $803 to $1,269.
The lowest price recently found on this route was $574.

What is the cheapest month to fly to Florence?

If you aren’t able to travel during the month of February, then book flights to Florence from Seattle during January instead. Flights to Florence in January, while not as cheap as those in February, still average around $785.

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

You are more likely to see cheaper flights to Florence from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Florence for around $1,025 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florence from Seattle for as low as $747 on momondo.

Can stopping save me money on Seattle to Florence flights?

You could potentially save up to 9% on your flight if you consider stops on a Seattle to Florence flight.

How have Seattle to Florence flight prices changed over time?

As of September 2026, prices for Seattle to Florence flights are approximately 39% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Florence

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Florence according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Florence (SEA to FLR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Florence

Best Price Found	$327
Fastest flight time	12h 40m
Direct flights	None

The best one-way flight to Florence from Seattle in the past 72 hours is $327. The best round-trip flight deal from Seattle to Florence found on momondo in the last 72 hours is $574.

The fastest flight from Seattle to Florence takes 12h 40m

There are no direct flights from Seattle to Florence. There are no popular flight routes from Seattle to Florence.

Search flight deals

Frequently asked questions about flying from Seattle to Florence

How far is Seattle/Tacoma Intl to Florence Peretola by plane?
There are 5517.1 mi between Seattle/Tacoma Intl and Florence Peretola. In terms of flight time, this usually takes a little over 12h 40m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Florence Peretola Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Florence Peretola Airport refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Florence Peretola Airport?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Florence Peretola Airport is 7 as of September 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Florence Peretola Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Florence Peretola Airport.
What documentation or ID do you need to fly to Florence Peretola Airport?
The travel and health documents required for your trip to Florence Peretola Airport 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 Florence Peretola Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Seattle to Florence?
momondo data reveals that the most frequently booked airline on the route from Seattle to Florence is Delta, representing 28% of all bookings. The subsequent popular airlines are British Airways at 27%, Lufthansa at 21%, and Air France at 7%.

Best airlines flying from Seattle to Florence

Compare and see reviews for airlines that fly from Seattle to Florence with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $466	Free Cancellation	Rating 6.7 8,238 reviews	Search British Airways flights
United Airlines	PriceFrom $491	Free Cancellation	Rating 7.4 10,248 reviews	Search United Airlines flights
Lufthansa	PriceFrom $510	Free Cancellation	Rating 6.8 8,245 reviews	Search Lufthansa flights
Scandinavian Airlines	PriceFrom $602	Free Cancellation	Rating 7.4 1,998 reviews	Search Scandinavian Airlines flights
Delta	PriceFrom $636	Free Cancellation	Rating 7.8 8,607 reviews	Search Delta flights
Air France	PriceFrom $674	Free Cancellation	Rating 7.5 1,651 reviews	Search Air France flights
KLM	PriceFrom $803	Free Cancellation	Rating 7.8 1,577 reviews	Search KLM flights

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Prato

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Fiesole

Pistoia

Poggibonsi

Arezzo

Colle di Val d'Elsa

Monteriggioni

Greve in Chianti

Impruneta

Volterra

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Why should I use momondo to find a flight deal from Seattle to Florence?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Florence for you.

Can I find flights from Seattle to Florence with flexible booking policies on momondo?

Flights from Seattle to Florence 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 Seattle to Florence?

Once all potential Seattle to Florence 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 Seattle to Florence right now. Can momondo alert me if prices change?

Price alerts on flights to Florence from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Seattle to Florence from $327

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Florence departing on 1/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Seattle to Florence

Our best United Airlines deals on Seattle to Florence flight tickets

Delta flights from Seattle to Florence

Our best Delta deals on Seattle to Florence flight tickets

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How to get the cheapest flight ticket from Seattle to Florence

What is the typical price of a round-trip flight between Seattle and Florence?

What is the cheapest month to fly to Florence?

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

Can stopping save me money on Seattle to Florence flights?

How have Seattle to Florence flight prices changed over time?

What is the cheapest airline that flies from Seattle/Tacoma Intl to Florence Peretola?

What airlines fly to Florence?

Which airport is the most popular layover for flights between Seattle and Florence?

Which layover airport offers the lowest fares from Seattle to Florence?

Which layover airport has the shortest travel time from Seattle to Florence?

Which layover airport has the shortest connection time from Seattle to Florence?

When to book flights from Seattle to Florence

Cheap Seattle to Florence (SEA to FLR) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Seattle to Florence

Best airlines flying from Seattle to Florence

Compare and see reviews for airlines that fly from Seattle to Florence with momondo

Traveling to a place near Florence?

Why use momondo?

An easier way to manage your Florence 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 Italy

Airports servicing Tuscany

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Florence

List of cabin classes available on flights landing in Florence. Availability may vary depending on flight origin and airline.

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