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Cheap flights from Seattle to Rome from C$ 430

SEA — ROM
10 Oct — 17 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Rome

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Rome

Wed 9/122:35 p.m. -
1 stop14h 25m
Sat 19/1211:25 a.m. -
1 stop14h 35m
Deal found 8/9C$ 931
Sun 18/103:40 p.m. -
1 stop13h 55m
Wed 11/1111:25 a.m. -
1 stop14h 35m
Deal found 8/9C$ 973
Fri 9/107:00 p.m. -
2 stops21h 15m
Thu 22/107:05 p.m. -
3 stops34h 35m
Deal found 9/9C$ 1,001
Sun 11/106:10 a.m. -
2 stops30h 35m
Thu 15/108:10 a.m. -
1 stop16h 50m
Deal found 8/9C$ 1,020
Sun 27/95:40 p.m. -
1 stop19h 05m
Tue 20/108:10 a.m. -
1 stop16h 30m
Deal found 8/9C$ 1,033
Wed 28/103:50 p.m. -
1 stop23h 20m
Wed 11/111:15 p.m. -
2 stops38h 48m
Deal found 8/9C$ 1,034
Fri 30/103:35 p.m. -
1 stop14h 25m
Wed 4/1111:25 a.m. -
1 stop14h 35m
Deal found 6/9C$ 1,037
Sun 25/107:10 p.m. -
1 stop34h 50m
Fri 6/1111:25 a.m. -
1 stop14h 35m
Deal found 6/9C$ 1,040
Fri 9/107:10 p.m. -
1 stop16h 05m
Thu 22/107:30 a.m. -
1 stop18h 40m
Deal found 9/9C$ 1,048
Sun 4/105:40 p.m. -
1 stop19h 05m
Mon 12/104:40 p.m. -
1 stop32h 00m
Deal found 5/9C$ 1,060
Sat 26/96:00 p.m. -
1 stop12h 50m
Tue 20/108:10 a.m. -
1 stop16h 30m
Deal found 8/9C$ 1,084

Find flight deals from Seattle to Rome

Round-trip from

C$ 931

One-way from

C$ 430

Popular in

June

Cheapest in

February

Average price

C$ 1,099

Good one-way deal

C$ 543 or less
Icelandair
  • Icelandair
  • 9/12-19/12
  • 2 total stops
  • 29h 00m total
  • Seattle to Rome
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20/10-31/12
  • 20/10-31/12
  • 3 total stops
  • 43h 55m total
  • Seattle to Rome
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (C$ 384 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Rome (ROM).
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleRome

SEA Seattle/Tacoma Intl - FCO Rome Fiumicino

SEAFCO

Seattle/Tacoma Intl

Fri 9/10

7:00 p.m.-2:35 p.m.

1 stop34h 35m

Rome Fiumicino

Wed 31/12

12:00 a.m.-3:00 p.m.

Nonstop0h 00m

C$ 520

SeattleRome

SEA Seattle/Tacoma Intl - FCO Rome Fiumicino

SEAFCO

Seattle/Tacoma Intl

Sun 8/11

6:45 p.m.-2:55 p.m.

1 stop35h 10m

Rome Fiumicino

Wed 31/12

12:00 a.m.-3:00 p.m.

Nonstop0h 00m

C$ 630

SeattleRome

SEA Seattle/Tacoma Intl - FCO Rome Fiumicino

SEAFCO

Seattle/Tacoma Intl

Fri 6/11

7:10 a.m.-7:55 a.m.

1 stop15h 45m

Rome Fiumicino

Wed 31/12

12:00 a.m.-3:00 p.m.

Nonstop0h 00m

C$ 638
Quickest round-trip

SeattleRome

SEA Seattle/Tacoma Intl - FCO Rome Fiumicino

SEAFCO

Seattle/Tacoma Intl

Thu 22/10

5:30 p.m.-1:15 p.m.

Nonstop10h 45m

Rome Fiumicino

Wed 31/12

12:00 a.m.-3:00 p.m.

Nonstop0h 00m

C$ 688

SeattleRome

SEA Seattle/Tacoma Intl - FCO Rome Fiumicino

SEAFCO

Seattle/Tacoma Intl

Fri 23/10

2:05 p.m.-10:10 a.m.

Nonstop11h 05m

Rome Fiumicino

Wed 31/12

12:00 a.m.-3:00 p.m.

Nonstop0h 00m

C$ 688

SeattleRome

SEA Seattle/Tacoma Intl - FCO Rome Fiumicino

SEAFCO

Seattle/Tacoma Intl

Sat 10/10

5:30 p.m.-1:15 p.m.

Nonstop10h 45m

Rome Fiumicino

Wed 31/12

12:00 a.m.-3:00 p.m.

Nonstop0h 00m

C$ 716

SeattleRome

SEA Seattle/Tacoma Intl - FCO Rome Fiumicino

SEAFCO

Seattle/Tacoma Intl

Fri 25/9

11:15 p.m.-2:30 p.m.

1 stop30h 15m

Rome Fiumicino

Wed 31/12

12:00 a.m.-3:00 p.m.

Nonstop0h 00m

C$ 732

SeattleRome

SEA Seattle/Tacoma Intl - FCO Rome Fiumicino

SEAFCO

Seattle/Tacoma Intl

Tue 8/12

1:30 p.m.-9:55 p.m.

1 stop23h 25m

Rome Fiumicino

Wed 31/12

12:00 a.m.-3:00 p.m.

Nonstop0h 00m

C$ 800

SeattleRome

SEA Seattle/Tacoma Intl - FCO Rome Fiumicino

SEAFCO

Seattle/Tacoma Intl

Sun 6/12

6:45 p.m.-5:50 p.m.

1 stop14h 05m

Rome Fiumicino

Wed 31/12

12:00 a.m.-3:00 p.m.

Nonstop0h 00m

C$ 800

SeattleRome

SEA Seattle/Tacoma Intl - FCO Rome Fiumicino

SEAFCO

Seattle/Tacoma Intl

Wed 14/10

5:40 p.m.-9:50 p.m.

1 stop19h 10m

Rome Fiumicino

Sun 25/10

7:10 a.m.-2:55 p.m.

1 stop15h 45m

C$ 1,131

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 20 resultsSorted by cheapest first
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Best time to book a flight from Seattle to Rome

Have a flexible travel schedule? Discover the best time to fly to Rome from Seattle with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Seattle to Rome

What is the cheapest month to book a flight from Seattle to Rome?

Currently, January is the cheapest month in which you can book a flight from Seattle to Rome (average of C$ 776). Flying from Seattle to Rome in June is currently the most expensive (average of C$ 1,625). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to ROM?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Rome as you normally would.

Weekly flight availability from Seattle to Rome

The most flights from SEA to ROM are scheduled on a Monday (4 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost to fly round-trip from Seattle to Rome?

Airfare is typical for this route at the moment.
Seattle to Rome flights typically cost between C$ 918 and C$ 1,463 in December.
The cheapest round-trip price found within the last 5 days was C$ 931 on Icelandair (9 Dec-19 Dec).

What’s the top layover airport for flights from Seattle to Rome?

Frankfurt am Main (FRA) – chosen by Cheapflights users on 57% of one-stop itineraries from Seattle to Rome on Cheapflights.

What’s the cheapest layover airport for flights from Seattle to Rome?

London (LHR) is the most affordable 1-stop option, with an average round-trip price of C$ 698.

What’s the fastest layover option from Seattle to Rome?

Flights via London (LHR) have the shortest average one-way travel time for 1-stop routes: 13h 50m.

Which airport typically offers the quickest layover for flights from Seattle to Rome?

Flights via London (LHR) offer the fastest connection on this route, with an average layover time of 1h 45m.

How often are flights from Seattle to Rome delayed?

About 19% of weekly flights between Seattle and Rome have experienced delays in the past year, with the average delay time being 129 minutes.

What is the most punctual flight time for Seattle to Rome flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Seattle to Rome flights?

Over the past year, Alaska Airlines has had the lowest number of delays on this route, with just 16% of flights being delayed.

How far ahead should I book a flight from Seattle to Rome?

The best time to book flights from Seattle to Rome is 58 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Related info for your journey

  • What airport do you fly from for flights from Seattle to Rome?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Rome. On average, Seattle/Tacoma Intl has 2 outbound flights to Rome per day from 0 airlines. Seattle/Tacoma Intl is conveniently located just 18.4 km from Seattle’s city centre.

  • How long is the flight from Seattle to Rome?

    A quick flight from Seattle to Rome can take about 18h 50m. Condor provides one of the quickest options available for as low as C$ 1,346. The distance from Seattle to Rome is about 9125 km. This flight may include one or multiple stops.

  • What are the most reliable airlines from Seattle to Rome?

    The top 3 most reliable airlines when flying from Seattle to Rome are Alaska Airlines (72%), KLM (57%) and Air France (57%).

  • What are the cheapest flights from Seattle to Rome?

    Looking at all options, your cheapest flight can be booked for C$ 385. While the most popular route (Seattle/Tacoma Intl - Rome Fiumicino) can be booked for C$ 1,468 on average, our data indicates C$ 565 when flying from Seattle to Rome.

  • Can I find deals for flights from Seattle to Rome that include hotel bookings?

    Yes. In addition to deals on Seattle to Rome flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Rome?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Rome.

  • Can I find deals for business class flights from Seattle to Rome?

    Yes. Cheapflights offers flight deals from Seattle to Rome by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Rome?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Rome (average of C$ 776). Flying from Seattle to Rome in June is currently the most expensive (average of C$ 1,625). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Fiumicino

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Alternative routes for Seattle to Rome

Seattle to Leonardo da Vinci/Fiumicino flights

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Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle to Rome, users can toggle the no change fees filter when performing a flight search.

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Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Rome from Seattle today and book when prices fit your budget.

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