How do I get Price Alerts for flights from Seattle to Iaşi?

Search flight deals from Seattle to Iaşi . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from Seattle to Iaşi with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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

Prices for flights from Seattle/Tacoma Intl Airport to Iasi Airport are refreshed on a daily basis.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Iasi Airport.

What documentation or ID do you need to fly to Iasi Airport?

The travel and health documents required for your trip to Iasi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Iasi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$976 Cheap Flights from Seattle to Iaşi in 2026

Find the cheapest flights from Seattle to Iaşi

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 3:20 pm

SEA

IAS

22h 20m

2 stops

5:20 am - 8:37 pm

IAS

SEA

25h 17m

2 stops

$976Austrian Airlines

Tue, Sep 22 - Wed, Oct 21

6:50 pm - 3:20 pm

SEA

IAS

34h 30m

2 stops

4:05 pm - 1:00 pm

IAS

SEA

29h 55m

2 stops

$983Lufthansa

Tue, Sep 22 - Wed, Oct 28

6:50 pm - 3:20 pm

SEA

IAS

34h 30m

2 stops

4:05 pm - 8:56 pm

IAS

SEA

61h 51m

3 stops

$1,032Multiple Airlines

Tue, Sep 22 - Wed, Oct 28

7:00 am - 3:20 pm

SEA

IAS

22h 20m

2 stops

7:55 pm - 2:55 pm

IAS

SEA

29h 00m

2 stops

$1,048Multiple Airlines

Sun, Sep 20 - Sat, Oct 24

7:10 pm - 9:10 pm

SEA

IAS

16h 00m

1 stop

3:55 pm - 4:00 pm

IAS

SEA

34h 05m

2 stops

$1,092Multiple Airlines

Tue, Sep 22 - Wed, Oct 21

7:10 pm - 9:10 pm

SEA

IAS

16h 00m

1 stop

7:55 pm - 2:55 pm

IAS

SEA

29h 00m

2 stops

$1,107Multiple Airlines

Sun, Sep 20 - Sat, Oct 24

7:15 pm - 1:50 pm

SEA

IAS

32h 35m

2 stops

8:55 am - 5:20 pm

IAS

SEA

42h 25m

2 stops

$1,141Turkish Airlines

Sat, Oct 17 - Wed, Oct 21

7:15 pm - 1:50 pm

SEA

IAS

32h 35m

2 stops

8:55 am - 5:20 pm

IAS

SEA

42h 25m

2 stops

$1,143Turkish Airlines

Sat, Oct 17 - Wed, Oct 21

8:00 am - 8:15 pm

SEA

IAS

26h 15m

3 stops

7:55 pm - 2:55 pm

IAS

SEA

29h 00m

2 stops

$1,150Multiple Airlines

Sun, Sep 20 - Sat, Oct 24

Save money when you book flights with momondo

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Turkish Airlines flights from Seattle to Iaşi

Our best Turkish Airlines deals on Seattle to Iaşi flight tickets

Turkish Airlines

Oct 17

SEA7:15 pmSeattle/Tacoma Intl

32h 35m

2 stops

IAS1:50 pmIasi

Oct 21

IAS8:55 amIasi

42h 25m

2 stops

SEA5:20 pmSeattle/Tacoma Intl

$1,141

Turkish Airlines

Oct 17

SEA7:15 pmSeattle/Tacoma Intl

32h 35m

2 stops

IAS1:50 pmIasi

Oct 21

IAS8:55 amIasi

42h 25m

2 stops

SEA5:20 pmSeattle/Tacoma Intl

$1,143

Turkish Airlines

Sep 3

SEA7:15 pmSeattle/Tacoma Intl

32h 45m

2 stops

IAS2:00 pmIasi

Sep 28

IAS8:40 pmIasi

30h 40m

2 stops

SEA5:20 pmSeattle/Tacoma Intl

$1,348

Lufthansa flights from Seattle to Iaşi

Our best Lufthansa deals on Seattle to Iaşi flight tickets

Lufthansa

Sep 22

SEA6:50 pmSeattle/Tacoma Intl

34h 30m

2 stops

IAS3:20 pmIasi

Oct 28

IAS4:05 pmIasi

29h 55m

2 stops

SEA1:00 pmSeattle/Tacoma Intl

$983

Lufthansa

Sep 3

SEA6:50 pmSeattle/Tacoma Intl

34h 30m

2 stops

IAS3:20 pmIasi

Oct 3

IAS4:00 pmIasi

30h 20m

2 stops

SEA12:20 pmSeattle/Tacoma Intl

$1,267

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Tue 9/22

7:00 am-3:20 pm

2 stops22h 20m

Iasi

Wed 10/21

5:20 am-8:37 pm

2 stops25h 17m

$976

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Tue 9/22

6:50 pm-3:20 pm

2 stops34h 30m

Iasi

Wed 10/28

4:05 pm-1:00 pm

2 stops29h 55m

$983

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Tue 9/22

6:50 pm-3:20 pm

2 stops34h 30m

Iasi

Wed 10/28

4:05 pm-8:56 pm

3 stops61h 51m

$1,032

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Sun 9/20

7:00 am-3:20 pm

2 stops22h 20m

Iasi

Sat 10/24

7:55 pm-2:55 pm

2 stops29h 00m

$1,048

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Tue 9/22

7:10 pm-9:10 pm

1 stop16h 00m

Iasi

Wed 10/21

3:55 pm-4:00 pm

2 stops34h 05m

$1,092

Quickest round-trip

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Sun 9/20

7:10 pm-9:10 pm

1 stop16h 00m

Iasi

Sat 10/24

7:55 pm-2:55 pm

2 stops29h 00m

$1,107

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Sat 10/17

7:15 pm-1:50 pm

2 stops32h 35m

Iasi

Wed 10/21

8:55 am-5:20 pm

2 stops42h 25m

$1,141

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Sat 10/17

7:15 pm-1:50 pm

2 stops32h 35m

Iasi

Wed 10/21

8:55 am-5:20 pm

2 stops42h 25m

$1,143

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Sun 9/20

8:00 am-8:15 pm

3 stops26h 15m

Iasi

Sat 10/24

7:55 pm-2:55 pm

2 stops29h 00m

$1,150

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Seattle to Iaşi

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

Estimated round-trip price

Cheap Seattle to Iaşi (SEA to IAS) flight deals and tips

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

Fastest flight time	22h 20m
Direct flights	None

The fastest flight from Seattle to Iaşi takes 22h 20m

There are no direct flights from Seattle to Iaşi. There are no popular flight routes from Seattle to Iaşi.

Search flight deals

Frequently asked questions about flying from Seattle to Iaşi

How far is Seattle/Tacoma Intl to Iasi by plane?
The distance between Seattle/Tacoma Intl and Iasi is about 5638.5 mi. A reasonable flight in good conditions will take 22h 20m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Iasi Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Iasi Airport are refreshed on a daily basis.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Iasi Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Iasi Airport.
What documentation or ID do you need to fly to Iasi Airport?
The travel and health documents required for your trip to Iasi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Iasi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Seattle to Iaşi

How do I get Price Alerts for flights from Seattle to Iaşi?
Search flight deals from Seattle to Iaşi. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Seattle to Iaşi with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Iaşi from Seattle.

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

Yes. All flights to Iaşi from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Iaşi?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Iaşi.

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

If you are not ready to book a flight from Seattle to Iaşi now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Iaşi and let you know when they change.