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Iaşi

$969+ Cheap flights from Washington to Iaşi (IAS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IAS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Washington to Iaşi

Keep the following information in mind while searching for Washington to Iaşi flight deals. Data was last updated June 12, 2025.

Round-trip from

$969
(Gotogate)
From Washington to Iasi
Search Deals

Find flight deals from Washington to Iaşi

Cheapest flights from Washington to Iaşi
Explore the most affordable flight options available from Washington to Iaşi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Gotogate deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/257:10 pmSEA - IAS
2 stops32h 50mMultiple Airlines
Fri 8/19:15 amIAS - SEA
2 stops35h 20mMultiple Airlines
Deal found 6/10$969
This Gotogate deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/186:50 pmSEA - IAS
2 stops34h 30mLufthansa
Fri 8/84:00 pmIAS - SEA
2 stops53h 55mLufthansa
Deal found 6/12$1,163
This Austrian Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/267:00 amSEA - IAS
2 stops22h 20mAustrian Airlines
Sat 8/24:00 pmIAS - SEA
2 stops36h 58mAustrian Airlines
Deal found 6/11$4,495

Cheapflights Fare Finder

Customize your flight search to find flights from Washington to Iaşi that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Washington to Iaşi that are best for you.

Fly from

Washington

Fly to

Iaşi

Route

Depart

Return

Price

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Fri 7/25

7:10 pm-2:00 pm

2 stops32h 50m

Iasi

Fri 8/1

9:15 am-10:35 am

2 stops35h 20m

$969

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Fri 7/18

6:50 pm-3:20 pm

2 stops34h 30m

Iasi

Fri 8/8

4:00 pm-11:55 am

2 stops53h 55m

$1,163

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Sat 7/26

7:00 am-3:20 pm

2 stops22h 20m

Iasi

Sat 8/2

4:00 pm-6:58 pm

2 stops36h 58m

$4,495

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Washington to Iaşi

Have a flexible travel schedule? Discover the best time to fly to Iaşi from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Iaşi

Rainfall in Iaşi by month

Plan your trip to Iaşi by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Iaşi ranges from 0.8 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Iaşi when rainfall is around 0.8 in.

Temperature in Iaşi by month

Plan your trip to Iaşi by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Iaşi, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Iaşi

Get insights into the airlines that provide service to Iaşi. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Iaşi. Reviews last updated June 12, 2025.
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Boarding

7.6

Comfort

7.3

Overall

7.6

Entertainment

6.8

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Austrian Airlines
7.6
Good
802 reviews
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Boarding

7.6

Comfort

7.3

Overall

7.6

Entertainment

6.8

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Lufthansa
6.8
Okay
7,136 reviews
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Boarding

7.6

Comfort

7.3

Overall

7.6

Entertainment

6.8

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well

Related info for your journey

Find useful and relevant information for your journey from Washington to Iaşi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Iaşi from Washington?

    Most people fly into Iasi (IAS) if they book a flight to Iaşi from Washington. Iasi is conveniently located just 1.3 mi from Iaşi’s city center.

  • Can I find deals for flights from Washington to Iaşi that include hotel bookings?

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

  • How can I find direct flights from Washington to Iaşi?

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

  • Can I find deals for business class flights from Washington to Iaşi?

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

See more FAQs

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Alternative routes for Washington to Iaşi

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Top airline flying from Washington to Iaşi

Discover the top airline that operate flights from Washington to Iaşi. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$769Average$996FlexibilityNo cancel feeOn-time76%

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