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.

$351 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.

6:50 pm - 3:20 pm

SEA

IAS

34h 30m

2 stops

4:00 pm - 11:55 am

IAS

SEA

29h 55m

2 stops

$1,008Lufthansa

Sun, Aug 2 - Mon, Aug 17

6:50 pm - 3:20 pm

SEA

IAS

34h 30m

2 stops

4:00 pm - 11:55 am

IAS

SEA

29h 55m

2 stops

$1,010Lufthansa

Sun, Aug 2 - Mon, Aug 17

6:50 pm - 3:20 pm

SEA

IAS

34h 30m

2 stops

4:00 pm - 11:55 am

IAS

SEA

29h 55m

2 stops

$1,022Lufthansa

Sun, Aug 2 - Wed, Aug 19

6:50 pm - 1:20 am

SEA

IAS

20h 30m

2 stops

4:00 pm - 11:55 am

IAS

SEA

29h 55m

2 stops

$1,024Lufthansa

Wed, Jul 29 - Tue, Aug 18

6:50 pm - 3:20 pm

SEA

IAS

34h 30m

2 stops

4:00 pm - 11:55 am

IAS

SEA

29h 55m

2 stops

$1,025Lufthansa

Sun, Aug 2 - Thu, Aug 13

6:50 pm - 1:20 am

SEA

IAS

20h 30m

2 stops

4:00 pm - 11:55 am

IAS

SEA

29h 55m

2 stops

$1,027Lufthansa

Wed, Jul 29 - Thu, Aug 13

6:50 pm - 3:20 pm

SEA

IAS

34h 30m

2 stops

4:00 pm - 11:55 am

IAS

SEA

53h 55m

2 stops

$1,028Lufthansa

Tue, Jul 28 - Sun, Aug 16

6:50 pm - 3:20 pm

SEA

IAS

34h 30m

2 stops

4:00 pm - 11:55 am

IAS

SEA

53h 55m

2 stops

$1,030Lufthansa

Sun, Aug 2 - Sun, Aug 16

2:10 pm - 1:20 am

SEA

IAS

25h 10m

2 stops

4:00 pm - 11:55 am

IAS

SEA

29h 55m

2 stops

$1,036Lufthansa

Mon, Aug 3 - Tue, Aug 18

2:10 pm - 1:20 am

SEA

IAS

25h 10m

2 stops

5:20 am - 11:55 am

IAS

SEA

40h 35m

2 stops

$1,039Lufthansa

Mon, Aug 3 - Mon, Aug 17

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Lufthansa flights from Seattle to Iaşi

Our best Lufthansa deals on Seattle to Iaşi flight tickets

Lufthansa

Aug 2

SEA6:50 pmSeattle/Tacoma Intl

34h 30m

2 stops

IAS3:20 pmIasi

Aug 17

IAS4:00 pmIasi

29h 55m

2 stops

SEA11:55 amSeattle/Tacoma Intl

$1,008

Lufthansa

Aug 2

SEA6:50 pmSeattle/Tacoma Intl

34h 30m

2 stops

IAS3:20 pmIasi

Aug 17

IAS4:00 pmIasi

29h 55m

2 stops

SEA11:55 amSeattle/Tacoma Intl

$1,010

Lufthansa

Aug 2

SEA6:50 pmSeattle/Tacoma Intl

34h 30m

2 stops

IAS3:20 pmIasi

Aug 19

IAS4:00 pmIasi

29h 55m

2 stops

SEA11:55 amSeattle/Tacoma Intl

$1,022

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Sun 8/2

6:50 pm-3:20 pm

2 stops34h 30m

Iasi

Mon 8/17

4:00 pm-11:55 am

2 stops29h 55m

$1,008

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Sun 8/2

6:50 pm-3:20 pm

2 stops34h 30m

Iasi

Mon 8/17

4:00 pm-11:55 am

2 stops29h 55m

$1,010

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Sun 8/2

6:50 pm-3:20 pm

2 stops34h 30m

Iasi

Wed 8/19

4:00 pm-11:55 am

2 stops29h 55m

$1,022

Quickest round-trip

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Wed 7/29

6:50 pm-1:20 am

2 stops20h 30m

Iasi

Tue 8/18

4:00 pm-11:55 am

2 stops29h 55m

$1,024

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Sun 8/2

6:50 pm-3:20 pm

2 stops34h 30m

Iasi

Thu 8/13

4:00 pm-11:55 am

2 stops29h 55m

$1,025

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Wed 7/29

6:50 pm-1:20 am

2 stops20h 30m

Iasi

Thu 8/13

4:00 pm-11:55 am

2 stops29h 55m

$1,027

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Tue 7/28

6:50 pm-3:20 pm

2 stops34h 30m

Iasi

Sun 8/16

4:00 pm-11:55 am

2 stops53h 55m

$1,028

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Sun 8/2

6:50 pm-3:20 pm

2 stops34h 30m

Iasi

Sun 8/16

4:00 pm-11:55 am

2 stops53h 55m

$1,030

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Mon 8/3

2:10 pm-1:20 am

2 stops25h 10m

Iasi

Tue 8/18

4:00 pm-11:55 am

2 stops29h 55m

$1,036

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Mon 8/3

2:10 pm-1:20 am

2 stops25h 10m

Iasi

Mon 8/17

5:20 am-11:55 am

2 stops40h 35m

$1,039

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted 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	20h 30m
Direct flights	None

The fastest flight from Seattle to Iaşi takes 20h 30m

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 20h 30m.
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.