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Cheap flights from Seattle to Florence from $348

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 11/17. 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.
Air Canada Logo
3:40 pm - 12:35 pmSEA-FLR
35h 55m2 stops
Air Canada Logo
6:35 am - 10:06 pmFLR-SEA
24h 31m2 stops
$504Air Canada
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Thu, Nov 27 - Thu, Dec 11
Multiple Airlines Logo
8:00 pm - 12:35 pmSEA-FLR
31h 35m2 stops
Multiple Airlines Logo
6:35 am - 12:10 pmFLR-SEA
14h 35m1 stop
$509Multiple Airlines
Find Deal
Thu, Nov 27 - Thu, Dec 11
Lufthansa Logo
3:10 pm - 8:40 pmSEA-FLR
20h 30m1 stop
Lufthansa Logo
6:30 am - 1:20 pmFLR-SEA
15h 50m1 stop
$529Lufthansa
Find Deal
Wed, Nov 19 - Wed, Nov 26
Lufthansa Logo
3:10 pm - 10:00 pmSEA-FLR
21h 50m1 stop
Lufthansa Logo
1:15 pm - 1:20 pmFLR-SEA
33h 05m1 stop
$530Lufthansa
Find Deal
Sun, Jan 25 - Tue, Feb 3
Delta Logo
2:10 pm - 7:50 pmSEA-FLR
20h 40m1 stop
Delta Logo
12:20 pm - 11:50 amFLR-SEA
32h 30m1 stop
$533Delta
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Wed, Jan 21 - Sun, Jan 25
Delta Logo
9:40 am - 7:50 pmSEA-FLR
25h 10m2 stops
Delta Logo
12:20 pm - 11:50 amFLR-SEA
32h 30m1 stop
$537Delta
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Tue, Jan 20 - Sun, Jan 25
KLM Logo
3:05 pm - 4:20 pmSEA-FLR
16h 15m1 stop
KLM Logo
6:40 am - 11:50 amFLR-SEA
14h 10m1 stop
$539KLM
Find Deal
Tue, Dec 9 - Thu, Dec 25
British Airways Logo
6:50 pm - 11:20 amSEA-FLR
31h 30m1 stop
British Airways Logo
11:40 am - 11:30 amFLR-SEA
32h 50m1 stop
$540British Airways
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Mon, Dec 8 - Mon, Dec 22
British Airways Logo
6:50 pm - 2:40 pmSEA-FLR
34h 50m1 stop
British Airways Logo
11:40 am - 11:30 amFLR-SEA
32h 50m1 stop
$560British Airways
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Sun, Dec 7 - Mon, Dec 22
KLM Logo
2:05 pm - 2:25 pmSEA-FLR
15h 20m1 stop
KLM Logo
6:40 am - 11:35 amFLR-SEA
13h 55m1 stop
$608KLM
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Fri, Feb 20 - Sat, Mar 7

Lufthansa flights from Seattle to Florence

Our best Lufthansa deals on Seattle to Florence flight tickets
Lufthansa
Nov 19
SEA3:10 pmSeattle/Tacoma Intl
20h 30m
1 stop
FLR8:40 pmFlorence Peretola
Nov 26
FLR6:30 amFlorence Peretola
15h 50m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$529
Find similar
Lufthansa
Jan 25
SEA3:10 pmSeattle/Tacoma Intl
21h 50m
1 stop
FLR10:00 pmFlorence Peretola
Feb 3
FLR1:15 pmFlorence Peretola
33h 05m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$530
Find similar
Lufthansa
Jan 22
SEA2:10 pmSeattle/Tacoma Intl
17h 20m
2 stops
FLR4:30 pmFlorence Peretola
Jan 27
FLR8:00 amFlorence Peretola
20h 16m
2 stops
SEA7:16 pmSeattle/Tacoma Intl
$531
Find similar

Delta flights from Seattle to Florence

Our best Delta deals on Seattle to Florence flight tickets
Delta
Jan 21
SEA2:10 pmSeattle/Tacoma Intl
20h 40m
1 stop
FLR7:50 pmFlorence Peretola
Jan 25
FLR12:20 pmFlorence Peretola
32h 30m
1 stop
SEA11:50 amSeattle/Tacoma Intl
$533
Find similar
Delta
Jan 20
SEA9:40 amSeattle/Tacoma Intl
25h 10m
2 stops
FLR7:50 pmFlorence Peretola
Jan 25
FLR12:20 pmFlorence Peretola
32h 30m
1 stop
SEA11:50 amSeattle/Tacoma Intl
$537
Find similar
Delta
Dec 7
SEA10:25 amSeattle/Tacoma Intl
19h 00m
2 stops
FLR2:25 pmFlorence Peretola
Dec 24
FLR6:50 amFlorence Peretola
15h 35m
1 stop
SEA1:25 pmSeattle/Tacoma Intl
$543
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 October 24, 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

Thu 11/27

3:40 pm-12:35 pm

2 stops35h 55m

Florence Peretola

Thu 12/11

6:35 am-10:06 pm

2 stops24h 31m

$504

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Thu 11/27

8:00 pm-12:35 pm

2 stops31h 35m

Florence Peretola

Thu 12/11

6:35 am-12:10 pm

1 stop14h 35m

$509

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Wed 11/19

3:10 pm-8:40 pm

1 stop20h 30m

Florence Peretola

Wed 11/26

6:30 am-1:20 pm

1 stop15h 50m

$529

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Sun 1/25

3:10 pm-10:00 pm

1 stop21h 50m

Florence Peretola

Tue 2/3

1:15 pm-1:20 pm

1 stop33h 05m

$530

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Wed 1/21

2:10 pm-7:50 pm

1 stop20h 40m

Florence Peretola

Sun 1/25

12:20 pm-11:50 am

1 stop32h 30m

$533

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Tue 1/20

9:40 am-7:50 pm

2 stops25h 10m

Florence Peretola

Sun 1/25

12:20 pm-11:50 am

1 stop32h 30m

$537

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Tue 12/9

3:05 pm-4:20 pm

1 stop16h 15m

Florence Peretola

Thu 12/25

6:40 am-11:50 am

1 stop14h 10m

$539

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Mon 12/8

6:50 pm-11:20 am

1 stop31h 30m

Florence Peretola

Mon 12/22

11:40 am-11:30 am

1 stop32h 50m

$540

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Sun 12/7

6:50 pm-2:40 pm

1 stop34h 50m

Florence Peretola

Mon 12/22

11:40 am-11:30 am

1 stop32h 50m

$560

SeattleFlorence

SEA - FLR

SEAFLR

Seattle/Tacoma Intl

Fri 2/20

2:05 pm-2:25 pm

1 stop15h 20m

Florence Peretola

Sat 3/7

6:40 am-11:35 am

1 stop13h 55m

$608

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 October instead. Flights to Florence in October, while not as cheap as those in February, still average around $854.

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 $1,070 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 $851 on momondo.

Can stopping save me money on Seattle to Florence flights?

You could potentially save up to 12% 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 October 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.
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  • 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
1,538 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $619Free CancellationRating
6.8
7,518 reviews
Search Lufthansa flights
United AirlinesPriceFrom $662Free CancellationRating
7.4
8,994 reviews
Search United Airlines flights
Air FrancePriceFrom $678Free CancellationRating
7.4
1,477 reviews
Search Air France flights
British AirwaysPriceFrom $684Free CancellationRating
6.7
7,469 reviews
Search British Airways flights
DeltaPriceFrom $716Free CancellationRating
7.9
7,983 reviews
Search Delta flights
KLMPriceFrom $718Free CancellationRating
7.7
1,405 reviews
Search KLM flights
SWISSPriceFrom $777Free CancellationRating
7.5
1,772 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
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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