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.

$397 Cheap Flights from Rome Ciampino Airport to Seattle in 2026

Find the cheapest flights from Rome Ciampino Airport to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:50 pm - 1:45 pmCIA Rome Ciampino-SEA Seattle/Tacoma Intl

28h 55m3 stops Tirana Rinas Stockholm Arlanda Kastrup Copenhagen

3:40 pm - 9:10 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

20h 30m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Budapest Ferenc Liszt Intl

$756Multiple Airlines

Fri, Oct 9 - Fri, Oct 16

5:50 pm - 1:45 pmCIA Rome Ciampino-SEA Seattle/Tacoma Intl

28h 55m3 stops Tirana Rinas Stockholm Arlanda Kastrup Copenhagen

3:40 pm - 9:40 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

21h 00m2 stops Reykjavik Keflavik Intl Manchester

$776Multiple Airlines

Fri, Oct 9 - Fri, Oct 16

1:10 pm - 1:45 pmCIA Rome Ciampino-SEA Seattle/Tacoma Intl

33h 35m3 stops London Stansted Gothenburg Landvetter Kastrup Copenhagen

3:40 pm - 9:05 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

20h 25m2 stops Reykjavik Keflavik Intl Manchester

$821Multiple Airlines

Thu, Oct 1 - Sun, Oct 11

6:00 am - 4:00 pmCIA Rome Ciampino-SEA Seattle/Tacoma Intl

19h 00m2 stops Václav Havel Prague Frankfurt am Main

5:40 pm - 9:55 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

19h 15m2 stops Frankfurt am Main Václav Havel Prague

$832Multiple Airlines

Thu, Sep 24 - Wed, Oct 7

6:00 am - 4:50 pmCIA Rome Ciampino-SEA Seattle/Tacoma Intl

19h 50m1 stop London Stansted

6:55 pm - 8:15 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

16h 20m1 stop London Heathrow

$876Multiple Airlines

Thu, Nov 12 - Wed, Nov 25

6:00 am - 10:47 pmCIA Rome Ciampino-SEA Seattle/Tacoma Intl

25h 47m3 stops London Stansted Munich Franz Josef Strauss Vancouver Intl

3:40 pm - 9:30 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

20h 50m2 stops Reykjavik Keflavik Intl Manchester

$887Multiple Airlines

Wed, Oct 7 - Mon, Oct 12

1:10 pm - 1:45 pmCIA Rome Ciampino-SEA Seattle/Tacoma Intl

33h 35m3 stops London Stansted Stockholm Arlanda Kastrup Copenhagen

3:35 pm - 9:30 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

21h 55m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen London Stansted

$895Multiple Airlines

Thu, Oct 1 - Wed, Oct 28

6:00 am - 5:00 pmCIA Rome Ciampino-SEA Seattle/Tacoma Intl

20h 00m2 stops London Stansted Reykjavik Keflavik Intl

4:50 pm - 8:15 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

18h 25m1 stop London Heathrow

$919Multiple Airlines

Thu, Nov 12 - Wed, Nov 25

6:00 am - 10:47 pmCIA Rome Ciampino-SEA Seattle/Tacoma Intl

25h 47m3 stops London Stansted Munich Franz Josef Strauss Vancouver Intl

3:40 pm - 8:20 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

19h 40m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Budapest Ferenc Liszt Intl

$929Multiple Airlines

Wed, Oct 7 - Mon, Oct 12

9:45 pm - 1:45 pmCIA Rome Ciampino-SEA Seattle/Tacoma Intl

25h 00m2 stops London Stansted Kastrup Copenhagen

3:35 pm - 9:30 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

21h 55m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen London Stansted

$986Multiple Airlines

Thu, Oct 1 - Wed, Oct 28

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 4:00 pmCIA Rome Ciampino-SEA Seattle/Tacoma Intl

19h 00m2 stops Václav Havel Prague Frankfurt am Main

5:40 pm - 9:55 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

19h 15m2 stops Frankfurt am Main Václav Havel Prague

$1,113Multiple Airlines

Thu, Sep 3 - Wed, Sep 16

5:10 pm - 11:45 amCIA Rome Ciampino-SEA Seattle/Tacoma Intl

27h 35m2 stops Budapest Ferenc Liszt Intl Reykjavik Keflavik Intl

8:00 am - 8:20 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

27h 20m3 stops Toronto Pearson Intl Kastrup Copenhagen Budapest Ferenc Liszt Intl

$1,160Multiple Airlines

Mon, Aug 31 - Mon, Sep 14

6:00 am - 10:42 pmCIA Rome Ciampino-SEA Seattle/Tacoma Intl

25h 42m3 stops Václav Havel Prague Munich Franz Josef Strauss Vancouver Intl

6:50 pm - 9:55 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

18h 05m2 stops Munich Franz Josef Strauss Václav Havel Prague

$1,219Multiple Airlines

Thu, Sep 3 - Wed, Sep 16

5:10 pm - 11:45 amCIA Rome Ciampino-SEA Seattle/Tacoma Intl

27h 35m2 stops Budapest Ferenc Liszt Intl Reykjavik Keflavik Intl

7:10 pm - 9:30 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

17h 20m2 stops Dublin Manchester

$1,241Multiple Airlines

Mon, Aug 31 - Mon, Sep 14

8:25 pm - 11:45 amCIA Rome Ciampino-SEA Seattle/Tacoma Intl

24h 20m2 stops Edinburgh Turnhouse Reykjavik Keflavik Intl

3:40 pm - 9:10 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

20h 30m2 stops Reykjavik Keflavik Intl Václav Havel Prague

$1,248Multiple Airlines

Tue, Sep 1 - Tue, Sep 8

5:10 pm - 11:45 amCIA Rome Ciampino-SEA Seattle/Tacoma Intl

27h 35m2 stops Budapest Ferenc Liszt Intl Reykjavik Keflavik Intl

7:10 pm - 9:30 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

17h 20m2 stops Dublin Manchester

$1,263Multiple Airlines

Mon, Aug 31 - Mon, Sep 14

8:25 pm - 11:45 amCIA Rome Ciampino-SEA Seattle/Tacoma Intl

24h 20m2 stops Edinburgh Turnhouse Reykjavik Keflavik Intl

2:10 pm - 9:20 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

22h 10m3 stops Frankfurt am Main Kastrup Copenhagen London Stansted

$1,278Multiple Airlines

Tue, Sep 1 - Tue, Sep 8

8:25 am - 3:40 pmCIA Rome Ciampino-SEA Seattle/Tacoma Intl

16h 15m2 stops Budapest Ferenc Liszt Intl Frankfurt am Main

3:40 pm - 9:20 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

20h 40m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen London Stansted

$1,391Multiple Airlines

Sun, Aug 30 - Sun, Sep 13

8:25 am - 3:40 pmCIA Rome Ciampino-SEA Seattle/Tacoma Intl

16h 15m2 stops Budapest Ferenc Liszt Intl Frankfurt am Main

3:40 pm - 9:20 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

20h 40m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen London Stansted

$1,393Multiple Airlines

Sun, Aug 30 - Sun, Sep 13

6:00 am - 4:00 pmCIA Rome Ciampino-SEA Seattle/Tacoma Intl

19h 00m2 stops Václav Havel Prague Frankfurt am Main

2:10 pm - 9:55 pmSEA Seattle/Tacoma Intl-CIA Rome Ciampino

22h 45m2 stops Frankfurt am Main Václav Havel Prague

$1,683Multiple Airlines

Thu, Sep 3 - Wed, Sep 16

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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

RomeSeattle

CIA Rome Ciampino - SEA Seattle/Tacoma Intl

CIASEA

Rome Ciampino

Fri 10/9

5:50 pm-1:45 pm

3 stops28h 55m

Seattle/Tacoma Intl

Fri 10/16

3:40 pm-9:10 pm

3 stops20h 30m

$756

RomeSeattle

CIA Rome Ciampino - SEA Seattle/Tacoma Intl

CIASEA

Rome Ciampino

Fri 10/9

5:50 pm-1:45 pm

3 stops28h 55m

Seattle/Tacoma Intl

Fri 10/16

3:40 pm-9:40 pm

2 stops21h 00m

$776

RomeSeattle

CIA Rome Ciampino - SEA Seattle/Tacoma Intl

CIASEA

Rome Ciampino

Thu 10/1

1:10 pm-1:45 pm

3 stops33h 35m

Seattle/Tacoma Intl

Sun 10/11

3:40 pm-9:05 pm

2 stops20h 25m

$821

RomeSeattle

CIA Rome Ciampino - SEA Seattle/Tacoma Intl

CIASEA

Rome Ciampino

Thu 9/24

6:00 am-4:00 pm

2 stops19h 00m

Seattle/Tacoma Intl

Wed 10/7

5:40 pm-9:55 pm

2 stops19h 15m

$832

Quickest round-trip

RomeSeattle

CIA Rome Ciampino - SEA Seattle/Tacoma Intl

CIASEA

Rome Ciampino

Thu 11/12

6:00 am-4:50 pm

1 stop19h 50m

Seattle/Tacoma Intl

Wed 11/25

6:55 pm-8:15 pm

1 stop16h 20m

$876

RomeSeattle

CIA Rome Ciampino - SEA Seattle/Tacoma Intl

CIASEA

Rome Ciampino

Wed 10/7

6:00 am-10:47 pm

3 stops25h 47m

Seattle/Tacoma Intl

Mon 10/12

3:40 pm-9:30 pm

2 stops20h 50m

$887

RomeSeattle

CIA Rome Ciampino - SEA Seattle/Tacoma Intl

CIASEA

Rome Ciampino

Thu 10/1

1:10 pm-1:45 pm

3 stops33h 35m

Seattle/Tacoma Intl

Wed 10/28

3:35 pm-9:30 pm

3 stops21h 55m

$895

RomeSeattle

CIA Rome Ciampino - SEA Seattle/Tacoma Intl

CIASEA

Rome Ciampino

Thu 11/12

6:00 am-5:00 pm

2 stops20h 00m

Seattle/Tacoma Intl

Wed 11/25

4:50 pm-8:15 pm

1 stop18h 25m

$919

RomeSeattle

CIA Rome Ciampino - SEA Seattle/Tacoma Intl

CIASEA

Rome Ciampino

Wed 10/7

6:00 am-10:47 pm

3 stops25h 47m

Seattle/Tacoma Intl

Mon 10/12

3:40 pm-8:20 pm

3 stops19h 40m

$929

RomeSeattle

CIA Rome Ciampino - SEA Seattle/Tacoma Intl

CIASEA

Rome Ciampino

Thu 10/1

9:45 pm-1:45 pm

2 stops25h 00m

Seattle/Tacoma Intl

Wed 10/28

3:35 pm-9:30 pm

3 stops21h 55m

$986

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 Friday. momondo users have found tickets for Friday departures for as low as $1,196. 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 $1,369.

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

Flying to Seattle from Rome Ciampino Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,196 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $1,287. Departure times in the morning 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

Best Price Found	$397
Fastest flight time	21h 20m
Direct flights	None

The best one-way flight to Seattle from Rome Ciampino Airport in the past 72 hours is $397. The best round-trip flight deal from Rome Ciampino Airport to Seattle found on momondo in the last 72 hours is $756.

The fastest flight from Rome Ciampino Airport to Seattle takes 21h 20m

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 21h 20m.
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

Kent

Olympia

Redmond

Lynnwood

Lakewood

Federal Way

Puyallup

Tukwila

Fife

Cle Elum

Marysville

Kirkland

Shoreline

Centralia

Lacey

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.