When did momondo last update prices for flights from Rome Ciampino Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Rome Ciampino Airport to Seattle/Tacoma Intl Airport refresh daily.

How old do you have to be to fly from Rome Ciampino Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rome Ciampino Airport to Seattle/Tacoma Intl Airport.

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

The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$416 Cheap Flights from Rome Ciampino Airport to Seattle in 2026

Find the cheapest flights from Rome Ciampino Airport to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:30 am - 3:40 pm

CIA

SEA

16h 10m

2 stops

5:40 pm - 8:55 pm

SEA

CIA

18h 15m

2 stops

$791Multiple Airlines

Wed, Jul 15 - Sun, Jul 19

6:40 am - 9:04 pm

CIA

SEA

23h 24m

2 stops

3:40 pm - 9:30 pm

SEA

CIA

20h 50m

2 stops

$913Multiple Airlines

Mon, Sep 21 - Mon, Oct 12

6:15 am - 7:00 pm

CIA

SEA

21h 45m

1 stop

3:40 pm - 9:15 pm

SEA

CIA

20h 35m

2 stops

$960Multiple Airlines

Sat, Aug 22 - Mon, Sep 7

9:50 pm - 7:00 pm

CIA

SEA

30h 10m

1 stop

3:40 pm - 9:15 pm

SEA

CIA

20h 35m

2 stops

$962Multiple Airlines

Sat, Aug 22 - Mon, Sep 7

6:15 am - 7:00 pm

CIA

SEA

21h 45m

1 stop

3:40 pm - 9:15 pm

SEA

CIA

20h 35m

2 stops

$971Multiple Airlines

Sat, Aug 22 - Mon, Sep 7

6:20 am - 7:00 pm

CIA

SEA

21h 40m

1 stop

11:25 pm - 11:45 am

SEA

CIA

51h 20m

2 stops

$976Multiple Airlines

Fri, Aug 21 - Sat, Sep 5

6:20 am - 7:00 pm

CIA

SEA

21h 40m

1 stop

3:40 pm - 8:30 pm

SEA

CIA

19h 50m

2 stops

$985Multiple Airlines

Fri, Aug 21 - Thu, Sep 3

6:20 am - 7:00 pm

CIA

SEA

21h 40m

1 stop

11:25 pm - 11:55 am

SEA

CIA

27h 30m

2 stops

$992Multiple Airlines

Sun, Aug 23 - Tue, Sep 1

6:15 am - 7:00 pm

CIA

SEA

21h 45m

1 stop

3:40 pm - 9:15 pm

SEA

CIA

20h 35m

2 stops

$997Multiple Airlines

Sat, Aug 22 - Mon, Sep 7

6:15 am - 7:00 pm

CIA

SEA

21h 45m

1 stop

11:25 pm - 11:30 am

SEA

CIA

27h 05m

2 stops

$998Multiple Airlines

Sat, Aug 22 - Mon, Sep 7

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Wed 7/15

8:30 am-3:40 pm

2 stops16h 10m

Seattle/Tacoma Intl

Sun 7/19

5:40 pm-8:55 pm

2 stops18h 15m

$791

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Mon 9/21

6:40 am-9:04 pm

2 stops23h 24m

Seattle/Tacoma Intl

Mon 10/12

3:40 pm-9:30 pm

2 stops20h 50m

$913

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Sat 8/22

6:15 am-7:00 pm

1 stop21h 45m

Seattle/Tacoma Intl

Mon 9/7

3:40 pm-9:15 pm

2 stops20h 35m

$960

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Sat 8/22

9:50 pm-7:00 pm

1 stop30h 10m

Seattle/Tacoma Intl

Mon 9/7

3:40 pm-9:15 pm

2 stops20h 35m

$962

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Sat 8/22

6:15 am-7:00 pm

1 stop21h 45m

Seattle/Tacoma Intl

Mon 9/7

3:40 pm-9:15 pm

2 stops20h 35m

$971

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Fri 8/21

6:20 am-7:00 pm

1 stop21h 40m

Seattle/Tacoma Intl

Sat 9/5

11:25 pm-11:45 am

2 stops51h 20m

$976

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Fri 8/21

6:20 am-7:00 pm

1 stop21h 40m

Seattle/Tacoma Intl

Thu 9/3

3:40 pm-8:30 pm

2 stops19h 50m

$985

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Sun 8/23

6:20 am-7:00 pm

1 stop21h 40m

Seattle/Tacoma Intl

Tue 9/1

11:25 pm-11:55 am

2 stops27h 30m

$992

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Sat 8/22

6:15 am-7:00 pm

1 stop21h 45m

Seattle/Tacoma Intl

Mon 9/7

3:40 pm-9:15 pm

2 stops20h 35m

$997

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Sat 8/22

6:15 am-7:00 pm

1 stop21h 45m

Seattle/Tacoma Intl

Mon 9/7

11:25 pm-11:30 am

2 stops27h 05m

$998

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 Rome Ciampino Airport 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

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

Flying to Seattle from Rome Ciampino Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,287 when looking at flights departing in the morning. Flights to Seattle are more costly in the afternoon, with an average ticket price of $1,441. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Rome Ciampino Airport to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Rome Ciampino Airport to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Rome Ciampino Airport to Seattle (CIA to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rome Ciampino Airport to Seattle

Fastest flight time	19h 50m
Direct flights	None

The fastest flight from Rome Ciampino Airport to Seattle takes 19h 50m

There are no direct flights from Rome Ciampino Airport to Seattle. There are no popular flight routes from Rome Ciampino Airport to Seattle.

Search flight deals

Frequently asked questions about flying from Rome Ciampino Airport to Seattle

How far is Rome Ciampino to Seattle/Tacoma Intl by plane?
The distance between Rome Ciampino and Seattle/Tacoma Intl is about 5669.0 mi. By plane, this route typically takes 19h 50m.
When did momondo last update prices for flights from Rome Ciampino Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Rome Ciampino Airport to Seattle/Tacoma Intl Airport refresh daily.
How old do you have to be to fly from Rome Ciampino Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rome Ciampino Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Redmond

Kent

Lakewood

Puyallup

Tukwila

Cle Elum

Federal Way

Fife

Marysville

Centralia

Kirkland

Shoreline

Westport

Why use momondo?

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

Finding the right flight to Seattle from Rome is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Seattle from Rome which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Rome 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 Rome.

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

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Rome and alert you when they change.