Cheap flights from Florence to Seattle from $391

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Florence to Seattle 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 Florence to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:30 am - 10:20 am
FLR
-
SEA
36h 50m
2 stops
United Airlines Logo
1:58 pm - 4:35 pm
SEA
-
FLR
41h 37m
2 stops
$595United Airlines
Sat, Apr 18 - Sat, Apr 25
United Airlines Logo
6:30 am - 7:00 pm
FLR
-
SEA
21h 30m
2 stops
United Airlines Logo
10:48 am - 12:50 pm
SEA
-
FLR
17h 02m
2 stops
$596United Airlines
Thu, Apr 2 - Wed, Apr 8
United Airlines Logo
6:30 am - 12:20 pm
FLR
-
SEA
14h 50m
1 stop
United Airlines Logo
8:00 am - 4:35 pm
SEA
-
FLR
23h 35m
2 stops
$598United Airlines
Tue, Apr 21 - Mon, Apr 27
United Airlines Logo
6:30 am - 12:20 pm
FLR
-
SEA
14h 50m
1 stop
United Airlines Logo
7:00 am - 12:50 pm
SEA
-
FLR
20h 50m
2 stops
$599United Airlines
Fri, Apr 17 - Tue, Apr 21
United Airlines Logo
6:30 am - 11:12 pm
FLR
-
SEA
25h 42m
2 stops
United Airlines Logo
2:39 pm - 4:35 pm
SEA
-
FLR
40h 56m
2 stops
$603United Airlines
Thu, Apr 16 - Thu, Apr 23
United Airlines Logo
6:30 am - 10:44 pm
FLR
-
SEA
25h 14m
2 stops
United Airlines Logo
7:00 am - 12:50 pm
SEA
-
FLR
20h 50m
2 stops
$604United Airlines
Fri, Apr 17 - Tue, Apr 21
United Airlines Logo
6:30 am - 11:27 pm
FLR
-
SEA
25h 57m
3 stops
United Airlines Logo
11:59 pm - 12:50 pm
SEA
-
FLR
27h 51m
2 stops
$605United Airlines
Thu, Apr 2 - Wed, Apr 8
United Airlines Logo
6:30 am - 12:20 pm
FLR
-
SEA
14h 50m
1 stop
United Airlines Logo
2:10 pm - 4:35 pm
SEA
-
FLR
17h 25m
2 stops
$618United Airlines
Fri, Apr 17 - Tue, Apr 21
Lufthansa Logo
6:30 am - 12:20 pm
FLR
-
SEA
14h 50m
1 stop
Lufthansa Logo
6:50 pm - 4:35 pm
SEA
-
FLR
12h 45m
1 stop
$623Lufthansa
Thu, Apr 2 - Wed, Apr 8
United Airlines Logo
6:30 am - 12:34 am
FLR
-
SEA
27h 04m
2 stops
United Airlines Logo
2:10 pm - 4:35 pm
SEA
-
FLR
17h 25m
2 stops
$624United Airlines
Fri, Apr 17 - Tue, Apr 21

Scandinavian Airlines flights from Florence to Seattle

Our best Scandinavian Airlines deals on Florence to Seattle flight tickets
Scandinavian Airlines
Jul 16
FLR8:35 pmFlorence Peretola
26h 10m
1 stop
SEA1:45 pmSeattle/Tacoma Intl
Aug 2
SEA3:55 pmSeattle/Tacoma Intl
18h 35m
1 stop
FLR7:30 pmFlorence Peretola
$793
Scandinavian Airlines
Jul 16
FLR8:35 pmFlorence Peretola
26h 10m
1 stop
SEA1:45 pmSeattle/Tacoma Intl
Aug 1
SEA3:55 pmSeattle/Tacoma Intl
14h 10m
1 stop
FLR3:05 pmFlorence Peretola
$848
Scandinavian Airlines
Jul 16
FLR8:35 pmFlorence Peretola
26h 10m
1 stop
SEA1:45 pmSeattle/Tacoma Intl
Aug 1
SEA3:55 pmSeattle/Tacoma Intl
34h 50m
2 stops
FLR11:45 amFlorence Peretola
$852

United Airlines flights from Florence to Seattle

Our best United Airlines deals on Florence to Seattle flight tickets
United Airlines
Apr 18
FLR6:30 amFlorence Peretola
23h 27m
2 stops
SEA8:57 pmSeattle/Tacoma Intl
Apr 26
SEA8:42 amSeattle/Tacoma Intl
22h 53m
2 stops
FLR4:35 pmFlorence Peretola
$595
United Airlines
Apr 2
FLR6:30 amFlorence Peretola
21h 30m
2 stops
SEA7:00 pmSeattle/Tacoma Intl
Apr 8
SEA10:48 amSeattle/Tacoma Intl
17h 02m
2 stops
FLR12:50 pmFlorence Peretola
$596
United Airlines
Apr 21
FLR6:30 amFlorence Peretola
14h 50m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
Apr 27
SEA8:00 amSeattle/Tacoma Intl
23h 35m
2 stops
FLR4:35 pmFlorence Peretola
$598

momondo Fare Finder

 
Customize your flight search to find flights from Florence to Seattle 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 March 4, 2026.
Use the filters below to find and compare flights from Florence to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Sat 4/18

6:30 am-10:20 am

2 stops36h 50m

Seattle/Tacoma Intl

Sat 4/25

1:58 pm-4:35 pm

2 stops41h 37m

$595

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Thu 4/2

6:30 am-7:00 pm

2 stops21h 30m

Seattle/Tacoma Intl

Wed 4/8

10:48 am-12:50 pm

2 stops17h 02m

$596

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Tue 4/21

6:30 am-12:20 pm

1 stop14h 50m

Seattle/Tacoma Intl

Mon 4/27

8:00 am-4:35 pm

2 stops23h 35m

$598

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Fri 4/17

6:30 am-12:20 pm

1 stop14h 50m

Seattle/Tacoma Intl

Tue 4/21

7:00 am-12:50 pm

2 stops20h 50m

$599

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Thu 4/16

6:30 am-11:12 pm

2 stops25h 42m

Seattle/Tacoma Intl

Thu 4/23

2:39 pm-4:35 pm

2 stops40h 56m

$603

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Fri 4/17

6:30 am-10:44 pm

2 stops25h 14m

Seattle/Tacoma Intl

Tue 4/21

7:00 am-12:50 pm

2 stops20h 50m

$604

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Thu 4/2

6:30 am-11:27 pm

3 stops25h 57m

Seattle/Tacoma Intl

Wed 4/8

11:59 pm-12:50 pm

2 stops27h 51m

$605

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Fri 4/17

6:30 am-12:20 pm

1 stop14h 50m

Seattle/Tacoma Intl

Tue 4/21

2:10 pm-4:35 pm

2 stops17h 25m

$618

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Thu 4/2

6:30 am-12:20 pm

1 stop14h 50m

Seattle/Tacoma Intl

Wed 4/8

6:50 pm-4:35 pm

1 stop12h 45m

$623

FlorenceSeattle

FLR - SEA

FLRSEA

Florence Peretola

Fri 4/17

6:30 am-12:34 am

2 stops27h 04m

Seattle/Tacoma Intl

Tue 4/21

2:10 pm-4:35 pm

2 stops17h 25m

$624

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 Seattle from

How to get the cheapest flight ticket from Florence to Seattle

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

How have Florence to Seattle flight prices changed over time?

When to book flights from Florence to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Florence to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Florence to Seattle (FLR to SEA) flight deals and tips

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

Fastest flight time

14h 25m

Direct flights

None
The fastest flight from Florence to Seattle takes 14h 25m
There are no direct flights from Florence to Seattle. There are no popular flight routes from Florence to Seattle.
  • How far is Florence Peretola to Seattle/Tacoma Intl by plane?

    The distance between Florence Peretola and Seattle/Tacoma Intl is about 5517.1 mi. Flights usually cover this in 14h 25m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Florence Peretola Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Florence Peretola Airport to Seattle/Tacoma Intl Airport are updated daily.

  • How old do you have to be to fly from Florence Peretola Airport to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Florence Peretola Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Redmond
Cle Elum
Puyallup
Lakewood
Tukwila
Federal Way
Fife
Westport
Kirkland
Centralia
Tumwater

Why use momondo?

Why should I use momondo to find a flight deal from Florence to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Florence to Seattle. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Florence to Seattle with flexible booking policies on momondo?

Flights from Florence to Seattle 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 Florence to Seattle?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Florence.

I’m not ready to book a flight from Florence to Seattle right now. Can momondo alert me if prices change?

Price alerts on flights to Seattle from Florence 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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1 adult
Fri 4/3
Fri 4/10

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