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Cheap flights from Seattle to Florence from $256

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 10/28. 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 (SEA-FLR)

Cheap round-trip flights

Scandinavian Airlines Logo
4:20 pm - 6:50 pmSEA-FLR
17h 30m1 stop
Scandinavian Airlines Logo
12:20 pm - 2:00 pmFLR-SEA
34h 40m1 stop
$525Scandinavian Airlines
Find Deal
Sun, Oct 5 - Tue, Oct 21
Scandinavian Airlines Logo
4:20 pm - 6:50 pmSEA-FLR
17h 30m1 stop
Scandinavian Airlines Logo
12:20 pm - 2:00 pmFLR-SEA
34h 40m1 stop
$526Scandinavian Airlines
Find Deal
Sun, Oct 5 - Tue, Oct 21
British Airways Logo
7:50 pm - 2:35 pmSEA-FLR
34h 45m1 stop
British Airways Logo
3:55 pm - 4:55 pmFLR-SEA
34h 00m1 stop
$604British Airways
Find Deal
Sun, Oct 26 - Tue, Nov 18
Lufthansa Logo
1:30 pm - 4:30 pmSEA-FLR
19h 00m2 stops
Lufthansa Logo
6:30 am - 12:10 pmFLR-SEA
14h 40m1 stop
$610Lufthansa
Find Deal
Tue, Oct 28 - Tue, Nov 18
KLM Logo
1:40 pm - 11:20 amSEA-FLR
12h 40m1 stop
KLM Logo
6:50 am - 11:25 amFLR-SEA
13h 35m1 stop
$629KLM
Find Deal
Tue, Feb 3 - Tue, Feb 10
British Airways Logo
7:23 am - 11:45 amSEA-FLR
19h 22m2 stops
British Airways Logo
11:40 am - 11:30 amFLR-SEA
32h 50m1 stop
$653British Airways
Find Deal
Sat, Nov 8 - Mon, Dec 8
Lufthansa Logo
7:00 am - 4:30 pmSEA-FLR
25h 30m2 stops
Lufthansa Logo
6:30 am - 12:10 pmFLR-SEA
14h 40m1 stop
$658Lufthansa
Find Deal
Fri, Oct 31 - Fri, Nov 7
Delta Logo
2:40 pm - 7:50 pmSEA-FLR
21h 10m1 stop
Delta Logo
6:50 am - 1:15 pmFLR-SEA
15h 25m1 stop
$678Delta
Find Deal
Thu, Oct 30 - Wed, Nov 19
KLM Logo
3:10 pm - 2:25 pmSEA-FLR
15h 15m1 stop
KLM Logo
6:50 am - 1:20 pmFLR-SEA
15h 30m1 stop
$679KLM
Find Deal
Fri, Oct 31 - Fri, Nov 7
Delta Logo
2:40 pm - 7:50 pmSEA-FLR
21h 10m1 stop
Delta Logo
12:15 pm - 1:15 pmFLR-SEA
34h 00m1 stop
$691Delta
Find Deal
Thu, Oct 30 - Tue, Nov 18

KLM flights from Seattle to Florence

Our best KLM deals on Seattle to Florence flight tickets
KLM
Feb 3
SEA1:40 pmSeattle/Tacoma Intl
12h 40m
1 stop
FLR11:20 amFlorence Peretola
Feb 10
FLR6:50 amFlorence Peretola
13h 35m
1 stop
SEA11:25 amSeattle/Tacoma Intl
$629
Find similar
KLM
Oct 31
SEA3:10 pmSeattle/Tacoma Intl
15h 15m
1 stop
FLR2:25 pmFlorence Peretola
Nov 7
FLR6:50 amFlorence Peretola
15h 30m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$679
Find similar

Scandinavian Airlines flights from Seattle to Florence

Our best Scandinavian Airlines deals on Seattle to Florence flight tickets
Scandinavian Airlines
Oct 5
SEA4:20 pmSeattle/Tacoma Intl
17h 30m
1 stop
FLR6:50 pmFlorence Peretola
Oct 21
FLR12:20 pmFlorence Peretola
34h 40m
1 stop
SEA2:00 pmSeattle/Tacoma Intl
$525
Find similar
Scandinavian Airlines
Oct 5
SEA4:20 pmSeattle/Tacoma Intl
17h 30m
1 stop
FLR6:50 pmFlorence Peretola
Oct 21
FLR12:20 pmFlorence Peretola
34h 40m
1 stop
SEA2:00 pmSeattle/Tacoma Intl
$526
Find similar
Scandinavian Airlines
Oct 5
SEA4:20 pmSeattle/Tacoma Intl
17h 30m
1 stop
FLR6:50 pmFlorence Peretola
Oct 21
FLR7:45 pmFlorence Peretola
35h 37m
2 stops
SEA10:22 pmSeattle/Tacoma Intl
$530
Find similar

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 August 21, 2025.
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

Sun 10/5

4:20 pm-6:50 pm

1 stop17h 30m

Florence Peretola

Tue 10/21

12:20 pm-2:00 pm

1 stop34h 40m

$525

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Sun 10/5

4:20 pm-6:50 pm

1 stop17h 30m

Florence Peretola

Tue 10/21

12:20 pm-2:00 pm

1 stop34h 40m

$526

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Sun 10/26

7:50 pm-2:35 pm

1 stop34h 45m

Florence Peretola

Tue 11/18

3:55 pm-4:55 pm

1 stop34h 00m

$604

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Tue 10/28

1:30 pm-4:30 pm

2 stops19h 00m

Florence Peretola

Tue 11/18

6:30 am-12:10 pm

1 stop14h 40m

$610

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Tue 2/3

1:40 pm-11:20 am

1 stop12h 40m

Florence Peretola

Tue 2/10

6:50 am-11:25 am

1 stop13h 35m

$629

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Sat 11/8

7:23 am-11:45 am

2 stops19h 22m

Florence Peretola

Mon 12/8

11:40 am-11:30 am

1 stop32h 50m

$653

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 10/31

7:00 am-4:30 pm

2 stops25h 30m

Florence Peretola

Fri 11/7

6:30 am-12:10 pm

1 stop14h 40m

$658

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Thu 10/30

2:40 pm-7:50 pm

1 stop21h 10m

Florence Peretola

Wed 11/19

6:50 am-1:15 pm

1 stop15h 25m

$678

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 10/31

3:10 pm-2:25 pm

1 stop15h 15m

Florence Peretola

Fri 11/7

6:50 am-1:20 pm

1 stop15h 30m

$679

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Thu 10/30

2:40 pm-7:50 pm

1 stop21h 10m

Florence Peretola

Tue 11/18

12:15 pm-1:15 pm

1 stop34h 00m

$691

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 November instead. Flights to Florence in November, while not as cheap as those in February, still average around $880.

What is the cheapest day to depart on your flight to Florence?

On average, the least expensive day to fly to Florence from Seattle is on a Monday. momondo users have found tickets for Monday departures for as low as $1,046. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Florence on Sunday is $1,267.

What is the cheapest time of day to depart on your flight to Florence?

Our data shows that the cheapest Seattle to Florence flights are usually those with departure times in the evening. Our users have found flights to Florence in the evening for as low as $1,044. Flights to Florence are more costly at noon, with an average ticket price of $1,188. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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 $1,082 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 $906 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 August 2025, prices for Seattle to Florence flights are approximately 8% 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

Direct flights

None
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 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?

  • 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
7.4
1,471 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $635Free CancellationRating
6.8
7,344 reviews
Search Lufthansa flights
United AirlinesPriceFrom $662Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights
British AirwaysPriceFrom $684Free CancellationRating
6.7
7,291 reviews
Search British Airways flights
DeltaPriceFrom $722Free CancellationRating
7.9
7,981 reviews
Search Delta flights
KLMPriceFrom $725Free CancellationRating
7.8
1,388 reviews
Search KLM flights
SWISSPriceFrom $777Free CancellationRating
7.6
1,702 reviews
Search SWISS flights
Air FrancePriceFrom $778Free CancellationRating
7.4
1,469 reviews
Search Air France flights

Traveling to a place near Florence?

Book flights to Florence if you plan to visit one of these locations
Siena
San Gimignano
Prato
Pistoia
Montecatini Terme
Arezzo
Colle di Val d'Elsa
Fiesole
Poggibonsi
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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