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

London (LHR) was the most common stop: 30% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Florence?

Delta, Lufthansa and British Airways are the top three most popular airlines that fly to Florence from Seattle according to our data. Delta is the first choice among our users, with 29% of people opting to fly with this airline when traveling to Florence. Keep in mind that there are 8 different airlines that fly to Florence on a routine basis, so you have a few additional options to choose from.

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

British Airways is the most popular carrier operating from Seattle/Tacoma Intl to Florence Peretola

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 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 25m.

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 8 as of February 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.

$314 Cheap Flights from Seattle to Florence in 2026

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Find the cheapest flights from Seattle to Florence

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One-way

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3:10 pm - 10:00 pm

SEA

FLR

21h 50m

1 stop

6:30 am - 1:10 pm

FLR

SEA

14h 40m

1 stop

$443Lufthansa

Fri, Mar 6 - Thu, Mar 19

3:10 pm - 6:30 pm

SEA

FLR

18h 20m

2 stops

6:30 am - 1:10 pm

FLR

SEA

14h 40m

1 stop

$461Lufthansa

Fri, Mar 6 - Thu, Mar 19

2:00 pm - 10:15 pm

SEA

FLR

23h 15m

1 stop

6:30 am - 2:20 pm

FLR

SEA

15h 50m

1 stop

$483Lufthansa

Sat, Mar 7 - Wed, Mar 18

11:16 am - 10:20 pm

SEA

FLR

26h 04m

2 stops

7:05 am - 11:35 am

FLR

SEA

13h 30m

1 stop

$487British Airways

Wed, Apr 15 - Wed, Apr 22

11:16 am - 10:20 pm

SEA

FLR

26h 04m

2 stops

7:05 am - 11:35 am

FLR

SEA

13h 30m

1 stop

$488British Airways

Wed, Apr 15 - Wed, Apr 22

8:20 pm - 10:20 pm

SEA

FLR

17h 00m

1 stop

12:40 pm - 6:25 pm

FLR

SEA

14h 45m

1 stop

$490British Airways

Wed, Apr 15 - Wed, Apr 22

11:16 am - 10:20 pm

SEA

FLR

26h 04m

2 stops

7:05 am - 10:38 pm

FLR

SEA

24h 33m

2 stops

$491British Airways

Wed, Apr 15 - Wed, Apr 22

6:50 pm - 10:50 am

SEA

FLR

31h 00m

1 stop

12:10 pm - 12:24 am

FLR

SEA

20h 14m

2 stops

$493British Airways

Sat, Mar 7 - Wed, Mar 18

11:47 pm - 11:00 am

SEA

FLR

26h 13m

2 stops

6:30 am - 10:16 pm

FLR

SEA

47h 46m

2 stops

$501United Airlines

Sat, Mar 7 - Wed, Mar 18

11:47 pm - 11:00 am

SEA

FLR

26h 13m

2 stops

6:30 am - 10:53 pm

FLR

SEA

24h 23m

2 stops

$503United Airlines

Sat, Mar 7 - Wed, Mar 18

United Airlines flights from Seattle to Florence

Our best United Airlines deals on Seattle to Florence flight tickets

United Airlines

Mar 7

SEA11:47 pmSeattle/Tacoma Intl

26h 13m

2 stops

FLR11:00 amFlorence Peretola

Mar 18

FLR6:30 amFlorence Peretola

47h 46m

2 stops

SEA10:16 pmSeattle/Tacoma Intl

$501

United Airlines

Mar 7

SEA11:47 pmSeattle/Tacoma Intl

26h 13m

2 stops

FLR11:00 amFlorence Peretola

Mar 18

FLR6:30 amFlorence Peretola

24h 23m

2 stops

SEA10:53 pmSeattle/Tacoma Intl

$503

United Airlines

Feb 20

SEA12:15 pmSeattle/Tacoma Intl

19h 15m

2 stops

FLR4:30 pmFlorence Peretola

Feb 23

FLR9:40 amFlorence Peretola

42h 23m

2 stops

SEA7:03 pmSeattle/Tacoma Intl

$704

KLM flights from Seattle to Florence

Our best KLM deals on Seattle to Florence flight tickets

KLM

May 12

SEA1:45 pmSeattle/Tacoma Intl

20h 15m

1 stop

FLR7:00 pmFlorence Peretola

May 18

FLR8:35 pmFlorence Peretola

23h 40m

1 stop

SEA11:15 amSeattle/Tacoma Intl

$786

KLM

Feb 19

SEA3:05 pmSeattle/Tacoma Intl

16h 15m

1 stop

FLR4:20 pmFlorence Peretola

Feb 22

FLR12:20 pmFlorence Peretola

32h 20m

1 stop

SEA11:40 amSeattle/Tacoma Intl

$962

Fly from

Fly to

Route

Depart

Return

Price

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 3/6

3:10 pm-10:00 pm

1 stop21h 50m

Florence Peretola

Thu 3/19

6:30 am-1:10 pm

1 stop14h 40m

$443

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 3/6

3:10 pm-6:30 pm

2 stops18h 20m

Florence Peretola

Thu 3/19

6:30 am-1:10 pm

1 stop14h 40m

$461

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Sat 3/7

2:00 pm-10:15 pm

1 stop23h 15m

Florence Peretola

Wed 3/18

6:30 am-2:20 pm

1 stop15h 50m

$483

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Wed 4/15

11:16 am-10:20 pm

2 stops26h 04m

Florence Peretola

Wed 4/22

7:05 am-11:35 am

1 stop13h 30m

$487

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Wed 4/15

11:16 am-10:20 pm

2 stops26h 04m

Florence Peretola

Wed 4/22

7:05 am-11:35 am

1 stop13h 30m

$488

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Wed 4/15

8:20 pm-10:20 pm

1 stop17h 00m

Florence Peretola

Wed 4/22

12:40 pm-6:25 pm

1 stop14h 45m

$490

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Wed 4/15

11:16 am-10:20 pm

2 stops26h 04m

Florence Peretola

Wed 4/22

7:05 am-10:38 pm

2 stops24h 33m

$491

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Sat 3/7

6:50 pm-10:50 am

1 stop31h 00m

Florence Peretola

Wed 3/18

12:10 pm-12:24 am

2 stops20h 14m

$493

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Sat 3/7

11:47 pm-11:00 am

2 stops26h 13m

Florence Peretola

Wed 3/18

6:30 am-10:16 pm

2 stops47h 46m

$501

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Sat 3/7

11:47 pm-11:00 am

2 stops26h 13m

Florence Peretola

Wed 3/18

6:30 am-10:53 pm

2 stops24h 23m

$503

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 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 March instead. Flights to Florence in March, while not as cheap as those in February, still average around $636.

How far in advance should I book a flight 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 $954 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 $827 on momondo.

Can stopping save me money on Seattle to Florence flights?

You could potentially save up to 22% 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 February 2026, prices for Seattle to Florence flights are approximately 23% 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

Fastest flight time	15h 50m
Direct flights	None

The fastest flight from Seattle to Florence takes 15h 50m

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

Search flight deals

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 15h 50m.
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 8 as of February 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 27% of all bookings. The subsequent popular airlines are Lufthansa at 24%, British Airways at 19%, and KLM at 16%.

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
Scandinavian Airlines	PriceFrom $474	Free Cancellation	Rating 7.3 1,678 reviews	Search Scandinavian Airlines flights
United Airlines	PriceFrom $498	Free Cancellation	Rating 7.4 9,257 reviews	Search United Airlines flights
British Airways	PriceFrom $561	Free Cancellation	Rating 6.7 7,721 reviews	Search British Airways flights
Lufthansa	PriceFrom $602	Free Cancellation	Rating 6.8 7,775 reviews	Search Lufthansa flights
Air France	PriceFrom $633	Free Cancellation	Rating 7.4 1,531 reviews	Search Air France flights
Delta	PriceFrom $640	Free Cancellation	Rating 7.9 8,173 reviews	Search Delta flights
KLM	PriceFrom $718	Free Cancellation	Rating 7.7 1,450 reviews	Search KLM flights
SWISS	PriceFrom $777	Free Cancellation	Rating 7.6 1,867 reviews	Search SWISS flights

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Monteriggioni

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Poggibonsi

Why use momondo?

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 $314

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 4/23. 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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How to get the cheapest flight ticket from Seattle to Florence

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 March instead. Flights to Florence in March, while not as cheap as those in February, still average around $636.

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

Can stopping save me money on Seattle to Florence flights?

You could potentially save up to 22% 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 February 2026, prices for Seattle to Florence flights are approximately 23% cheaper when compared to flights at the same time last year.

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

British Airways is the most popular carrier operating 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?

London (LHR) was the most common stop: 30% of momondo users choosing 1-stop flights on this route connected there.

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 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 25m.

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.

When to book flights from Seattle to Florence

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

Fastest flight time

Direct flights

How far is Seattle/Tacoma Intl to Florence Peretola by plane?

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

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

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

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

What is the most popular airline 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?

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

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

How can momondo help me find flights from Seattle to Florence?

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

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

Fly your favorite airline to Florence

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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