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Iaşi

$277+ Cheap flights from Boston (BOS) to Iaşi (IAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — IAS
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Boston to Iaşi

One-way flights from Boston to Iaşi
Search for one-way flight options from Boston to Iaşi. Find affordable one-way fares based on user searches. Data last updated December 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1110:40 pmBOS - IAS
1 stop17h 15mMultiple Airlines
Deal found 12/13$277
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/145:10 pmBOS - IAS
1 stop21h 10mMultiple Airlines
Deal found 12/13$291
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/139:15 pmBOS - IAS
2 stops19h 40mMultiple Airlines
Deal found 12/13$305
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/129:15 pmBOS - IAS
2 stops29h 40mMultiple Airlines
Deal found 12/13$309
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1510:40 pmBOS - IAS
1 stop17h 15mMultiple Airlines
Deal found 12/13$310

Find flight deals from Boston to Iaşi

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 December 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star
Provider with most accurate pricing for Boston Logan Intl-Iasi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Iasi flights.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 December 15, 2025.
Use the filters below to find and compare flights from Boston to Iaşi that are best for you.

Fly from

Boston

Fly to

Iaşi

Route

Depart

Return

Price

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Sun 1/11

10:40 pm-10:55 pm

1 stop17h 15m

$277

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Wed 1/14

5:10 pm-9:20 pm

1 stop21h 10m

$291

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Tue 1/13

9:15 pm-11:55 pm

2 stops19h 40m

$305

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Thu 1/15

5:10 pm-11:25 am

2 stops35h 15m

$309

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Mon 1/12

9:15 pm-9:55 am

2 stops29h 40m

$309

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Sat 1/10

7:50 pm-12:30 pm

3 stops33h 40m

$359

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

  • Most accurate provider: When it comes to deals on Boston-Iaşi flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Iaşi flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Iaşi flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Iaşi flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Iaşi flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Iaşi

Have a flexible travel schedule? Discover the best time to fly to Iaşi from Boston 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 Boston to Iaşi

What is the cheapest time of day to fly from BOS to IAS?

Find hourly flight availability from Boston to Iaşi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 39% on flights from Boston to Iaşi by exploring options for tickets in the afternoon.

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 December 15, 2025.
Get a feel of what it's like to fly with Lufthansa from Boston to Iaşi by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Lufthansa
6.8
Okay
7,628 reviews

Food

6.3

Crew

7.6

Entertainment

6.4

Overall

6.8

Boarding

7.0

Comfort

6.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.
Lufthansa
6.8
Okay
7,628 reviews
Lufthansa
6.8
Okay
7,628 reviews

Food

6.3

Crew

7.6

Entertainment

6.4

Overall

6.8

Boarding

7.0

Comfort

6.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.

Related info for your journey

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

  • What is the cheapest airline to fly from Boston to Iaşi round-trip?

    Cheapflights users have booked flights from Boston to Iaşi round-trip from $475.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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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Top airline flying from Boston to Iaşi

Discover the top airline that operate flights from Boston 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$475Average$1,040FlexibilityNo cancel feeOn-time76%

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