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$647+ Cheap flights from Detroit (DTT) 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — IAS
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheap flight deals from Detroit to Iaşi

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Iaşi (IAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 16, 2025.

Round-trip from

$647
(Lufthansa)
From Detroit (DTT) to Iasi
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Find flight deals from Detroit to Iaşi

Cheapest flights from Detroit to Iaşi
Explore the most affordable flight options available from Detroit to Iaşi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This Lufthansa deal was found by Cheapflights users on 9/14. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/34:15 pmDTW - IAS
2 stops16h 05mLufthansa
dom. 12/74:05 pmIAS - DTW
2 stops52h 50mLufthansa
Deal found 9/14$647
This Ovago deal was found by Cheapflights users on 9/16. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/315:00 pmDTW - IAS
2 stops40h 20mMultiple Airlines
vie. 11/74:05 pmIAS - DTW
2 stops35h 14mMultiple Airlines
Deal found 9/16$748

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit 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 septiembre 16, 2025.
Use the filters below to find and compare flights from Detroit to Iaşi that are best for you.

Fly from

Detroit

Fly to

Iaşi

Route

Depart

Return

Price

DetroitIaşi

DTW - IAS

DTWIAS

Detroit Metropolitan Wayne County

mié. 12/3

4:15 pm-3:20 pm

2 stops16h 05m

Iasi

dom. 12/7

4:05 pm-1:55 pm

2 stops52h 50m

$647

DetroitIaşi

DTW - IAS

DTWIAS

Detroit Metropolitan Wayne County

vie. 10/31

5:00 pm-3:20 pm

2 stops40h 20m

Iasi

vie. 11/7

4:05 pm-8:19 pm

2 stops35h 14m

$748

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Best time to book a flight from Detroit to Iaşi

Have a flexible travel schedule? Discover the best time to fly to Iaşi from Detroit 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 Detroit to Iaşi
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Related info for your journey

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

  • How long is the flight from Detroit to Iaşi?

    For as low as $647, Lufthansa can have you in Iaşi from Detroit in 16h 05m. The distance between Detroit and Iaşi is about 4956 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Detroit 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.

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