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: 33% 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 31% 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.

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

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

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 35m.

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 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 March 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.

$293 Cheap Flights from Seattle to Florence in 2026

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Find the cheapest flights from Seattle to Florence

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:55 pm - 11:05 am

SEA

FLR

34h 10m

1 stop

10:00 am - 1:45 pm

FLR

SEA

36h 45m

2 stops

$622Scandinavian Airlines

Fri, Aug 21 - Fri, Sep 4

3:55 pm - 11:05 am

SEA

FLR

34h 10m

1 stop

12:20 pm - 1:45 pm

FLR

SEA

34h 25m

1 stop

$641Scandinavian Airlines

Fri, Aug 21 - Fri, Sep 11

3:55 pm - 11:05 am

SEA

FLR

34h 10m

1 stop

12:20 pm - 1:45 pm

FLR

SEA

34h 25m

1 stop

$646Scandinavian Airlines

Fri, Aug 21 - Fri, Sep 4

3:55 pm - 11:05 am

SEA

FLR

34h 10m

1 stop

12:20 pm - 1:45 pm

FLR

SEA

34h 25m

1 stop

$664Scandinavian Airlines

Fri, Aug 28 - Thu, Sep 10

3:55 pm - 9:10 am

SEA

FLR

56h 15m

2 stops

12:20 pm - 1:45 pm

FLR

SEA

34h 25m

1 stop

$671Scandinavian Airlines

Fri, Aug 28 - Thu, Sep 10

6:00 pm - 10:20 pm

SEA

FLR

19h 20m

1 stop

6:30 am - 3:40 pm

FLR

SEA

18h 10m

1 stop

$672Multiple Airlines

Sat, Sep 19 - Wed, Sep 30

5:40 pm - 10:30 pm

SEA

FLR

19h 50m

1 stop

6:30 am - 3:40 pm

FLR

SEA

18h 10m

1 stop

$678Multiple Airlines

Wed, Sep 9 - Wed, Sep 16

7:00 pm - 11:05 am

SEA

FLR

31h 05m

3 stops

7:55 pm - 8:40 pm

FLR

SEA

33h 45m

3 stops

$684Multiple Airlines

Fri, Apr 24 - Thu, May 7

3:55 pm - 11:05 am

SEA

FLR

34h 10m

1 stop

7:55 pm - 10:17 pm

FLR

SEA

35h 22m

2 stops

$694Scandinavian Airlines

Fri, Aug 21 - Wed, Sep 9

3:55 pm - 9:10 am

SEA

FLR

32h 15m

2 stops

7:55 pm - 10:05 pm

FLR

SEA

35h 10m

2 stops

$701Scandinavian Airlines

Sat, Aug 29 - Fri, Sep 11

Lufthansa flights from Seattle to Florence

Our best Lufthansa deals on Seattle to Florence flight tickets

Lufthansa

Sep 6

SEA6:50 pmSeattle/Tacoma Intl

16h 25m

1 stop

FLR8:15 pmFlorence Peretola

Sep 22

FLR10:25 amFlorence Peretola

18h 38m

2 stops

SEA8:03 pmSeattle/Tacoma Intl

$720

Lufthansa

Sep 15

SEA6:50 pmSeattle/Tacoma Intl

12h 45m

1 stop

FLR4:35 pmFlorence Peretola

Sep 22

FLR8:15 amFlorence Peretola

17h 44m

1 stop

SEA4:59 pmSeattle/Tacoma Intl

$757

Lufthansa

Aug 24

SEA8:10 amSeattle/Tacoma Intl

27h 05m

2 stops

FLR8:15 pmFlorence Peretola

Sep 14

FLR5:15 pmFlorence Peretola

32h 44m

1 stop

SEA4:59 pmSeattle/Tacoma Intl

$767

SWISS flights from Seattle to Florence

Our best SWISS deals on Seattle to Florence flight tickets

SWISS

Sep 1

SEA1:19 pmSeattle/Tacoma Intl

24h 16m

2 stops

FLR10:35 pmFlorence Peretola

Sep 9

FLR6:30 amFlorence Peretola

21h 02m

2 stops

SEA6:32 pmSeattle/Tacoma Intl

$721

SWISS

Sep 7

SEA4:35 pmSeattle/Tacoma Intl

17h 20m

1 stop

FLR6:55 pmFlorence Peretola

Sep 18

FLR6:30 amFlorence Peretola

21h 29m

2 stops

SEA6:59 pmSeattle/Tacoma Intl

$727

SWISS

Sep 14

SEA4:35 pmSeattle/Tacoma Intl

31h 20m

1 stop

FLR8:55 amFlorence Peretola

Sep 28

FLR7:45 pmFlorence Peretola

31h 47m

2 stops

SEA6:32 pmSeattle/Tacoma Intl

$755

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 8/21

3:55 pm-11:05 am

1 stop34h 10m

Florence Peretola

Fri 9/4

10:00 am-1:45 pm

2 stops36h 45m

$622

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 8/21

3:55 pm-11:05 am

1 stop34h 10m

Florence Peretola

Fri 9/11

12:20 pm-1:45 pm

1 stop34h 25m

$641

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 8/21

3:55 pm-11:05 am

1 stop34h 10m

Florence Peretola

Fri 9/4

12:20 pm-1:45 pm

1 stop34h 25m

$646

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 8/28

3:55 pm-11:05 am

1 stop34h 10m

Florence Peretola

Thu 9/10

12:20 pm-1:45 pm

1 stop34h 25m

$664

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 8/28

3:55 pm-9:10 am

2 stops56h 15m

Florence Peretola

Thu 9/10

12:20 pm-1:45 pm

1 stop34h 25m

$671

Quickest round-trip

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Sat 9/19

6:00 pm-10:20 pm

1 stop19h 20m

Florence Peretola

Wed 9/30

6:30 am-3:40 pm

1 stop18h 10m

$672

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Wed 9/9

5:40 pm-10:30 pm

1 stop19h 50m

Florence Peretola

Wed 9/16

6:30 am-3:40 pm

1 stop18h 10m

$678

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 4/24

7:00 pm-11:05 am

3 stops31h 05m

Florence Peretola

Thu 5/7

7:55 pm-8:40 pm

3 stops33h 45m

$684

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 8/21

3:55 pm-11:05 am

1 stop34h 10m

Florence Peretola

Wed 9/9

7:55 pm-10:17 pm

2 stops35h 22m

$694

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Sat 8/29

3:55 pm-9:10 am

2 stops32h 15m

Florence Peretola

Fri 9/11

7:55 pm-10:05 pm

2 stops35h 10m

$701

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 January instead. Flights to Florence in January, while not as cheap as those in February, still average around $748.

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 $927 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 $772 on momondo.

Can stopping save me money on Seattle to Florence flights?

You could potentially save up to 24% 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 March 2026, prices for Seattle to Florence flights are approximately 52% 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	12h 45m
Direct flights	None

The fastest flight from Seattle to Florence takes 12h 45m

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 12h 45m.
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 March 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 Lufthansa at 24%, British Airways at 16%, 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
British Airways	PriceFrom $459	Free Cancellation	Rating 6.7 7,813 reviews	Search British Airways flights
Scandinavian Airlines	PriceFrom $474	Free Cancellation	Rating 7.3 1,722 reviews	Search Scandinavian Airlines flights
United Airlines	PriceFrom $498	Free Cancellation	Rating 7.4 9,462 reviews	Search United Airlines flights
Lufthansa	PriceFrom $602	Free Cancellation	Rating 6.8 7,860 reviews	Search Lufthansa flights
Delta	PriceFrom $629	Free Cancellation	Rating 7.9 8,318 reviews	Search Delta flights
Air France	PriceFrom $633	Free Cancellation	Rating 7.4 1,547 reviews	Search Air France flights
KLM	PriceFrom $718	Free Cancellation	Rating 7.8 1,477 reviews	Search KLM flights

Prato

Siena

San Gimignano

Montecatini Terme

Arezzo

Fiesole

Pistoia

Colle di Val d'Elsa

Impruneta

Greve in Chianti

Monteriggioni

Volterra

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 $293

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 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Lufthansa flights from Seattle to Florence

Our best Lufthansa deals on Seattle to Florence flight tickets

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Our best SWISS 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 cheapest month to fly to Florence?

How far in advance should I book a flight 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

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

Fastest flight time

Direct flights

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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