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: 38% of momondo users choosing 1-stop flights on this route connected there.

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.

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 30% 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.

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.

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

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.

$293 Cheap Flights from Seattle to Florence in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

8:20 pm - 10:20 pm

SEA

FLR

17h 00m

1 stop

7:05 am - 6:25 pm

FLR

SEA

20h 20m

1 stop

$488British Airways

Wed, Apr 15 - Thu, Apr 23

3:40 pm - 4:35 pm

SEA

FLR

15h 55m

2 stops

8:15 am - 7:00 pm

FLR

SEA

19h 45m

2 stops

$525Lufthansa

Wed, Apr 15 - Wed, Apr 22

1:35 pm - 10:20 pm

SEA

FLR

23h 45m

1 stop

7:05 am - 10:38 pm

FLR

SEA

24h 33m

2 stops

$531British Airways

Wed, Apr 15 - Wed, Apr 22

7:15 am - 7:05 pm

SEA

FLR

26h 50m

2 stops

7:55 pm - 1:45 pm

FLR

SEA

26h 50m

1 stop

$604Scandinavian Airlines

Tue, May 5 - Thu, May 21

5:40 pm - 6:30 pm

SEA

FLR

15h 50m

1 stop

10:20 am - 3:40 pm

FLR

SEA

14h 20m

1 stop

$623Multiple Airlines

Tue, May 5 - Thu, May 21

6:40 pm - 5:15 pm

SEA

FLR

13h 35m

1 stop

6:30 am - 11:42 am

FLR

SEA

14h 12m

1 stop

$630Delta

Tue, Apr 21 - Tue, May 5

2:10 pm - 10:20 pm

SEA

FLR

23h 10m

2 stops

12:20 pm - 11:35 am

FLR

SEA

32h 15m

1 stop

$633British Airways

Tue, Apr 21 - Tue, May 5

8:00 am - 8:15 pm

SEA

FLR

27h 15m

2 stops

6:30 am - 10:20 pm

FLR

SEA

24h 50m

2 stops

$642Multiple Airlines

Tue, Apr 21 - Tue, May 5

3:40 pm - 5:05 pm

SEA

FLR

16h 25m

2 stops

9:55 pm - 5:55 pm

FLR

SEA

29h 00m

3 stops

$650Multiple Airlines

Wed, Apr 15 - Wed, Apr 22

5:40 pm - 10:30 pm

SEA

FLR

19h 50m

1 stop

6:30 am - 3:40 pm

FLR

SEA

18h 10m

1 stop

$651Multiple Airlines

Wed, Apr 22 - Wed, May 27

Scandinavian Airlines flights from Seattle to Florence

Our best Scandinavian Airlines deals on Seattle to Florence flight tickets

Scandinavian Airlines

May 5

SEA7:15 amSeattle/Tacoma Intl

26h 50m

2 stops

FLR7:05 pmFlorence Peretola

May 21

FLR7:55 pmFlorence Peretola

26h 50m

1 stop

SEA1:45 pmSeattle/Tacoma Intl

$604

Scandinavian Airlines

Apr 18

SEA6:40 pmSeattle/Tacoma Intl

15h 55m

1 stop

FLR7:35 pmFlorence Peretola

May 4

FLR8:35 pmFlorence Peretola

23h 40m

1 stop

SEA11:15 amSeattle/Tacoma Intl

$715

Scandinavian Airlines

May 5

SEA7:00 amSeattle/Tacoma Intl

27h 05m

2 stops

FLR7:05 pmFlorence Peretola

May 11

FLR7:55 pmFlorence Peretola

35h 57m

2 stops

SEA10:52 pmSeattle/Tacoma Intl

$729

Delta flights from Seattle to Florence

Our best Delta deals on Seattle to Florence flight tickets

Delta

Apr 21

SEA6:40 pmSeattle/Tacoma Intl

13h 35m

1 stop

FLR5:15 pmFlorence Peretola

May 5

FLR6:30 amFlorence Peretola

14h 12m

1 stop

SEA11:42 amSeattle/Tacoma Intl

$630

Delta

Apr 18

SEA6:40 pmSeattle/Tacoma Intl

15h 55m

1 stop

FLR7:35 pmFlorence Peretola

May 19

FLR11:20 amFlorence Peretola

14h 10m

1 stop

SEA4:30 pmSeattle/Tacoma Intl

$680

Delta

Apr 15

SEA8:20 amSeattle/Tacoma Intl

17h 20m

2 stops

FLR10:40 amFlorence Peretola

Apr 23

FLR6:30 amFlorence Peretola

19h 00m

1 stop

SEA4:30 pmSeattle/Tacoma Intl

$682

Fly from

Fly to

Route

Depart

Return

Price

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Wed 4/15

8:20 pm-10:20 pm

1 stop17h 00m

Florence Peretola

Thu 4/23

7:05 am-6:25 pm

1 stop20h 20m

$488

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Wed 4/15

3:40 pm-4:35 pm

2 stops15h 55m

Florence Peretola

Wed 4/22

8:15 am-7:00 pm

2 stops19h 45m

$525

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Wed 4/15

1:35 pm-10:20 pm

1 stop23h 45m

Florence Peretola

Wed 4/22

7:05 am-10:38 pm

2 stops24h 33m

$531

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Tue 5/5

7:15 am-7:05 pm

2 stops26h 50m

Florence Peretola

Thu 5/21

7:55 pm-1:45 pm

1 stop26h 50m

$604

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Tue 5/5

5:40 pm-6:30 pm

1 stop15h 50m

Florence Peretola

Thu 5/21

10:20 am-3:40 pm

1 stop14h 20m

$623

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Tue 4/21

6:40 pm-5:15 pm

1 stop13h 35m

Florence Peretola

Tue 5/5

6:30 am-11:42 am

1 stop14h 12m

$630

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Tue 4/21

2:10 pm-10:20 pm

2 stops23h 10m

Florence Peretola

Tue 5/5

12:20 pm-11:35 am

1 stop32h 15m

$633

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Tue 4/21

8:00 am-8:15 pm

2 stops27h 15m

Florence Peretola

Tue 5/5

6:30 am-10:20 pm

2 stops24h 50m

$642

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Wed 4/15

3:40 pm-5:05 pm

2 stops16h 25m

Florence Peretola

Wed 4/22

9:55 pm-5:55 pm

3 stops29h 00m

$650

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Wed 4/22

5:40 pm-10:30 pm

1 stop19h 50m

Florence Peretola

Wed 5/27

6:30 am-3:40 pm

1 stop18h 10m

$651

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 $672.

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 $957 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	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 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 15%.

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 7,755 reviews	Search British Airways flights
Scandinavian Airlines	PriceFrom $474	Free Cancellation	Rating 7.3 1,692 reviews	Search Scandinavian Airlines flights
United Airlines	PriceFrom $498	Free Cancellation	Rating 7.4 9,325 reviews	Search United Airlines flights
Lufthansa	PriceFrom $602	Free Cancellation	Rating 6.8 7,789 reviews	Search Lufthansa flights
Air France	PriceFrom $633	Free Cancellation	Rating 7.4 1,533 reviews	Search Air France flights
Delta	PriceFrom $639	Free Cancellation	Rating 7.9 8,217 reviews	Search Delta flights
KLM	PriceFrom $706	Free Cancellation	Rating 7.7 1,458 reviews	Search KLM flights
SWISS	PriceFrom $777	Free Cancellation	Rating 7.5 1,878 reviews	Search SWISS flights

Siena

Prato

San Gimignano

Montecatini Terme

Arezzo

Colle di Val d'Elsa

Fiesole

Pistoia

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.

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.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sun 3/22

Sun 3/29

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Italy

Nearby airports

Airlines

Cabin classes

Other Italy destinations

Other flights from Seattle

Complete your trip

Feeling lucky

Airports servicing Tuscany

Pisa Gal Galilei Airport

Elba Airport

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 4/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Seattle to Florence

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Scandinavian Airlines flights from Seattle to Florence

Our best Scandinavian Airlines deals on Seattle to Florence flight tickets

Delta flights from Seattle to Florence

Our best Delta deals on Seattle to Florence flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Florence that are best for you.

See travel insights to Florence from

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?

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.

Popular cities in Italy

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Seattle

According to popular flight searches on momondo this year

Complete your trip to Florence

Explore popular destinations other users love

According to popular flight searches on momondo this year