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.

$458 Cheap Flights from Rome Ciampino Airport to Seattle in 2025/26

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Find the cheapest flights from Rome Ciampino Airport to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

6:00 am - 8:40 pmCIA-SEA

23h 40m2 stops

3:45 pm - 7:50 pmSEA-CIA

19h 05m2 stops

$1,058

Find Deal

Thu, Oct 9 - Wed, Oct 22

6:00 am - 5:15 pmCIA-SEA

44h 15m3 stops

3:45 pm - 7:50 pmSEA-CIA

19h 05m2 stops

$1,059

Find Deal

Thu, Oct 9 - Wed, Oct 22

9:55 am - 8:40 pmCIA-SEA

19h 45m2 stops

3:45 pm - 7:50 pmSEA-CIA

19h 05m2 stops

$1,078

Find Deal

Thu, Oct 9 - Wed, Oct 22

4:45 pm - 4:40 pmCIA-SEA

31h 55m3 stops

2:35 pm - 8:35 pmSEA-CIA

21h 00m2 stops

$1,130

Find Deal

Wed, Oct 29 - Wed, Nov 5

6:00 am - 5:15 pmCIA-SEA

44h 15m3 stops

3:45 pm - 7:50 pmSEA-CIA

19h 05m2 stops

$1,148

Find Deal

Thu, Oct 9 - Wed, Oct 22

6:00 am - 5:15 pmCIA-SEA

44h 15m3 stops

3:45 pm - 7:50 pmSEA-CIA

19h 05m2 stops

$1,150

Find Deal

Thu, Sep 25 - Wed, Oct 8

9:55 am - 8:40 pmCIA-SEA

19h 45m2 stops

3:45 pm - 7:50 pmSEA-CIA

19h 05m2 stops

$1,151

Find Deal

Thu, Oct 9 - Wed, Oct 22

9:55 am - 8:40 pmCIA-SEA

19h 45m2 stops

3:45 pm - 7:50 pmSEA-CIA

19h 05m2 stops

$1,157

Find Deal

Thu, Oct 9 - Wed, Oct 22

6:00 am - 5:15 pmCIA-SEA

44h 15m3 stops

3:45 pm - 7:50 pmSEA-CIA

19h 05m2 stops

$1,189

Find Deal

Thu, Oct 2 - Wed, Oct 15

6:40 am - 7:20 pmCIA-SEA

20h 40m2 stops

2:35 pm - 8:35 pmSEA-CIA

21h 00m2 stops

$1,247

Find Deal

Wed, Oct 29 - Wed, Nov 5

momondo Fare Finder

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

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Thu 10/9

6:00 am-8:40 pm

2 stops23h 40m

Seattle/Tacoma Intl

Wed 10/22

3:45 pm-7:50 pm

2 stops19h 05m

$1,058

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Thu 10/9

6:00 am-5:15 pm

3 stops44h 15m

Seattle/Tacoma Intl

Wed 10/22

3:45 pm-7:50 pm

2 stops19h 05m

$1,059

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Thu 10/9

9:55 am-8:40 pm

2 stops19h 45m

Seattle/Tacoma Intl

Wed 10/22

3:45 pm-7:50 pm

2 stops19h 05m

$1,078

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Wed 10/29

4:45 pm-4:40 pm

3 stops31h 55m

Seattle/Tacoma Intl

Wed 11/5

2:35 pm-8:35 pm

2 stops21h 00m

$1,130

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Thu 10/9

6:00 am-5:15 pm

3 stops44h 15m

Seattle/Tacoma Intl

Wed 10/22

3:45 pm-7:50 pm

2 stops19h 05m

$1,148

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Thu 9/25

6:00 am-5:15 pm

3 stops44h 15m

Seattle/Tacoma Intl

Wed 10/8

3:45 pm-7:50 pm

2 stops19h 05m

$1,150

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Thu 10/9

9:55 am-8:40 pm

2 stops19h 45m

Seattle/Tacoma Intl

Wed 10/22

3:45 pm-7:50 pm

2 stops19h 05m

$1,151

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Thu 10/9

9:55 am-8:40 pm

2 stops19h 45m

Seattle/Tacoma Intl

Wed 10/22

3:45 pm-7:50 pm

2 stops19h 05m

$1,157

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Thu 10/2

6:00 am-5:15 pm

3 stops44h 15m

Seattle/Tacoma Intl

Wed 10/15

3:45 pm-7:50 pm

2 stops19h 05m

$1,189

RomeSeattle

CIA - SEA

CIASEA

Rome Ciampino

Wed 10/29

6:40 am-7:20 pm

2 stops20h 40m

Seattle/Tacoma Intl

Wed 11/5

2:35 pm-8:35 pm

2 stops21h 00m

$1,247

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 day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Rome Ciampino Airport is on a Sunday. momondo users have found tickets for Sunday departures for as low as $846. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Rome Ciampino Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,040.

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

Flying to Seattle from Rome Ciampino Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $974 when looking at flights departing at noon. Flights to Seattle are more costly in the afternoon, with an average ticket price of $1,097. 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

Direct flights	None

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

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 45m.
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.

Leavenworth

Tacoma

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Marysville

Puyallup

Federal Way

Kirkland

Tukwila

Shoreline

Lakewood

Centralia

Fife

Cle Elum

Redmond

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.