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Cheap flights from Seattle to Florence from $305

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 4/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Seattle to Florence

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
11:10 pm - 10:20 pm
SEA
-
FLR
38h 10m
2 stops
British Airways Logo
12:35 pm - 11:35 am
FLR
-
SEA
32h 00m
1 stop
$420British Airways
Tue, Apr 14 - Wed, Apr 22
Lufthansa Logo
3:10 pm - 12:35 pm
SEA
-
FLR
12h 25m
1 stop
Lufthansa Logo
8:00 am - 7:16 pm
FLR
-
SEA
20h 16m
2 stops
$423Lufthansa
Fri, Feb 27 - Fri, Mar 6
British Airways Logo
7:35 am - 11:20 am
SEA
-
FLR
42h 45m
2 stops
British Airways Logo
11:40 am - 11:30 am
FLR
-
SEA
32h 50m
1 stop
$424British Airways
Mon, Feb 9 - Mon, Feb 16
British Airways Logo
6:50 pm - 11:20 am
SEA
-
FLR
31h 30m
1 stop
British Airways Logo
11:40 am - 11:30 am
FLR
-
SEA
32h 50m
1 stop
$427British Airways
Mon, Feb 9 - Mon, Feb 16
Lufthansa Logo
3:10 pm - 12:35 pm
SEA
-
FLR
12h 25m
1 stop
Lufthansa Logo
8:00 am - 1:20 pm
FLR
-
SEA
14h 20m
1 stop
$438Lufthansa
Fri, Feb 27 - Fri, Mar 6
British Airways Logo
6:50 pm - 11:20 am
SEA
-
FLR
31h 30m
1 stop
British Airways Logo
3:30 pm - 4:55 pm
FLR
-
SEA
34h 25m
1 stop
$441British Airways
Mon, Feb 16 - Tue, Mar 3
British Airways Logo
6:50 pm - 11:20 am
SEA
-
FLR
31h 30m
1 stop
British Airways Logo
11:40 am - 11:04 pm
FLR
-
SEA
44h 24m
2 stops
$447British Airways
Mon, Feb 16 - Mon, Mar 2
American Airlines Logo
6:50 pm - 11:20 am
SEA
-
FLR
31h 30m
1 stop
American Airlines Logo
3:30 pm - 6:20 pm
FLR
-
SEA
35h 50m
2 stops
$450American Airlines
Mon, Feb 16 - Tue, Mar 3
British Airways Logo
8:04 am - 11:20 am
SEA
-
FLR
42h 16m
2 stops
British Airways Logo
11:40 am - 11:04 pm
FLR
-
SEA
44h 24m
2 stops
$456British Airways
Mon, Feb 9 - Mon, Feb 16
Lufthansa Logo
3:10 pm - 10:00 pm
SEA
-
FLR
21h 50m
1 stop
Lufthansa Logo
6:30 am - 12:10 pm
FLR
-
SEA
14h 40m
1 stop
$460Lufthansa
Sun, Feb 15 - Sat, Feb 28

Delta flights from Seattle to Florence

Our best Delta deals on Seattle to Florence flight tickets
Delta
Feb 16
SEA2:15 pmSeattle/Tacoma Intl
15h 10m
1 stop
FLR2:25 pmFlorence Peretola
Feb 28
FLR6:40 amFlorence Peretola
14h 00m
1 stop
SEA11:40 amSeattle/Tacoma Intl
$475
Delta
Feb 11
SEA7:10 amSeattle/Tacoma Intl
19h 30m
2 stops
FLR11:40 amFlorence Peretola
Feb 18
FLR6:50 amFlorence Peretola
15h 30m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$488
Delta
Feb 16
SEA2:15 pmSeattle/Tacoma Intl
33h 40m
1 stop
FLR8:55 amFlorence Peretola
Mar 1
FLR12:15 pmFlorence Peretola
33h 50m
1 stop
SEA1:05 pmSeattle/Tacoma Intl
$495

United Airlines flights from Seattle to Florence

Our best United Airlines deals on Seattle to Florence flight tickets
United Airlines
Feb 15
SEA11:59 pmSeattle/Tacoma Intl
28h 46m
2 stops
FLR1:45 pmFlorence Peretola
Feb 26
FLR9:45 amFlorence Peretola
21h 58m
2 stops
SEA10:43 pmSeattle/Tacoma Intl
$476
United Airlines
Feb 15
SEA11:59 pmSeattle/Tacoma Intl
28h 46m
2 stops
FLR1:45 pmFlorence Peretola
Feb 28
FLR6:30 amFlorence Peretola
14h 40m
1 stop
SEA12:10 pmSeattle/Tacoma Intl
$478
United Airlines
Feb 15
SEA11:59 pmSeattle/Tacoma Intl
28h 46m
2 stops
FLR1:45 pmFlorence Peretola
Mar 1
FLR8:00 amFlorence Peretola
14h 20m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$480

momondo 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, momondo users made 832,500 searches. Data last updated January 15, 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

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Tue 4/14

11:10 pm-10:20 pm

2 stops38h 10m

Florence Peretola

Wed 4/22

12:35 pm-11:35 am

1 stop32h 00m

$420

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 2/27

3:10 pm-12:35 pm

1 stop12h 25m

Florence Peretola

Fri 3/6

8:00 am-7:16 pm

2 stops20h 16m

$423

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Mon 2/9

7:35 am-11:20 am

2 stops42h 45m

Florence Peretola

Mon 2/16

11:40 am-11:30 am

1 stop32h 50m

$424

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Mon 2/9

6:50 pm-11:20 am

1 stop31h 30m

Florence Peretola

Mon 2/16

11:40 am-11:30 am

1 stop32h 50m

$427

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 2/27

3:10 pm-12:35 pm

1 stop12h 25m

Florence Peretola

Fri 3/6

8:00 am-1:20 pm

1 stop14h 20m

$438

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Mon 2/16

6:50 pm-11:20 am

1 stop31h 30m

Florence Peretola

Tue 3/3

3:30 pm-4:55 pm

1 stop34h 25m

$441

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Mon 2/16

6:50 pm-11:20 am

1 stop31h 30m

Florence Peretola

Mon 3/2

11:40 am-11:04 pm

2 stops44h 24m

$447

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Mon 2/16

6:50 pm-11:20 am

1 stop31h 30m

Florence Peretola

Tue 3/3

3:30 pm-6:20 pm

2 stops35h 50m

$450

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Mon 2/9

8:04 am-11:20 am

2 stops42h 16m

Florence Peretola

Mon 2/16

11:40 am-11:04 pm

2 stops44h 24m

$456

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Sun 2/15

3:10 pm-10:00 pm

1 stop21h 50m

Florence Peretola

Sat 2/28

6:30 am-12:10 pm

1 stop14h 40m

$460

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Florence from

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

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 $784.

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 $1,000 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 $829 on momondo.

Can stopping save me money on Seattle to Florence flights?

You could potentially save up to 28% 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 January 2026, prices for Seattle to Florence flights are approximately 27% 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

14h 15m

Direct flights

None
The fastest flight from Seattle to Florence takes 14h 15m
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 14h 15m.

  • 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?

  • 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?

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 AirlinesPriceFrom $474Free CancellationRating
7.3
1,654 reviews
Search Scandinavian Airlines flights
United AirlinesPriceFrom $498Free CancellationRating
7.4
9,164 reviews
Search United Airlines flights
LufthansaPriceFrom $614Free CancellationRating
6.8
7,718 reviews
Search Lufthansa flights
Air FrancePriceFrom $633Free CancellationRating
7.4
1,522 reviews
Search Air France flights
DeltaPriceFrom $670Free CancellationRating
7.9
8,051 reviews
Search Delta flights
British AirwaysPriceFrom $684Free CancellationRating
6.7
7,680 reviews
Search British Airways flights
KLMPriceFrom $718Free CancellationRating
7.7
1,440 reviews
Search KLM flights
SWISSPriceFrom $777Free CancellationRating
7.5
1,849 reviews
Search SWISS flights

Traveling to a place near Florence?

Book flights to Florence if you plan to visit one of these locations
Siena
Prato
San Gimignano
Montecatini Terme
Arezzo
Pistoia
Colle di Val d'Elsa
Fiesole
Impruneta
Greve in Chianti
Monteriggioni
Volterra

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

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