What is the cheapest airline that flies from Boston Logan Intl to Iasi?

Austrian Airlines, TAROM, and Lufthansa are the most popular carriers operating from Boston Logan Intl to Iasi

When did momondo last update prices for flights from Boston Logan Intl Airport to Iasi Airport?

Prices for flights from Boston Logan Intl Airport to Iasi Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Boston Logan Intl Airport to Iasi Airport?

The number of operators available for flights from Boston Logan Intl Airport to Iasi Airport is 2 as of June 2026.

How old do you have to be to fly from Boston Logan 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 Boston Logan Intl Airport to Iasi Airport.

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

The required travel and health documents for your Iasi Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Iasi Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$448 Cheap Flights from Boston to Iaşi in 2026

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Find the cheapest flights from Boston 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

BOS

IAS

37h 30m

2 stops

5:20 am - 9:27 pm

IAS

BOS

23h 07m

2 stops

$815Multiple Airlines

Wed, Aug 5 - Wed, Oct 7

6:55 pm - 3:20 pm

BOS

IAS

13h 25m

1 stop

4:05 pm - 5:25 pm

IAS

BOS

32h 20m

2 stops

$856Austrian Airlines

Sun, Nov 1 - Sun, Nov 8

8:05 pm - 1:20 am

BOS

IAS

22h 15m

2 stops

5:20 am - 1:50 pm

IAS

BOS

15h 30m

1 stop

$858Multiple Airlines

Wed, Aug 5 - Wed, Oct 7

8:05 pm - 1:20 am

BOS

IAS

22h 15m

2 stops

5:20 am - 1:50 pm

IAS

BOS

15h 30m

1 stop

$860Multiple Airlines

Wed, Aug 5 - Wed, Oct 7

6:10 am - 3:20 pm

BOS

IAS

26h 10m

2 stops

4:05 pm - 5:25 pm

IAS

BOS

32h 20m

2 stops

$864Multiple Airlines

Sun, Nov 1 - Sun, Nov 8

8:05 pm - 1:20 am

BOS

IAS

22h 15m

2 stops

5:20 am - 5:40 pm

IAS

BOS

19h 20m

2 stops

$884Lufthansa

Wed, Aug 5 - Wed, Oct 7

8:05 pm - 1:20 am

BOS

IAS

22h 15m

2 stops

5:20 am - 5:40 pm

IAS

BOS

19h 20m

2 stops

$885Lufthansa

Wed, Aug 5 - Wed, Oct 7

5:10 pm - 3:20 pm

BOS

IAS

15h 10m

1 stop

4:00 pm - 1:50 pm

IAS

BOS

28h 50m

1 stop

$892Austrian Airlines

Thu, Oct 8 - Thu, Oct 15

8:05 pm - 3:20 pm

BOS

IAS

36h 15m

2 stops

5:20 am - 1:50 pm

IAS

BOS

15h 30m

1 stop

$905Multiple Airlines

Fri, Oct 9 - Fri, Oct 16

5:45 pm - 3:20 pm

BOS

IAS

14h 35m

2 stops

5:20 am - 1:50 pm

IAS

BOS

15h 30m

1 stop

$932Multiple Airlines

Fri, Sep 4 - Fri, Sep 11

Lufthansa flights from Boston to Iaşi

Our best Lufthansa deals on Boston to Iaşi flight tickets

Lufthansa

Aug 5

BOS8:05 pmBoston Logan Intl

22h 15m

2 stops

IAS1:20 amIasi

Oct 7

IAS5:20 amIasi

19h 20m

2 stops

BOS5:40 pmBoston Logan Intl

$884

Lufthansa

Aug 5

BOS8:05 pmBoston Logan Intl

22h 15m

2 stops

IAS1:20 amIasi

Oct 7

IAS5:20 amIasi

19h 20m

2 stops

BOS5:40 pmBoston Logan Intl

$885

Lufthansa

Sep 12

BOS8:05 pmBoston Logan Intl

36h 15m

2 stops

IAS3:20 pmIasi

Sep 20

IAS4:00 pmIasi

54h 40m

2 stops

BOS3:40 pmBoston Logan Intl

$963

Austrian Airlines flights from Boston to Iaşi

Our best Austrian Airlines deals on Boston to Iaşi flight tickets

Austrian Airlines

Nov 1

BOS6:55 pmBoston Logan Intl

13h 25m

1 stop

IAS3:20 pmIasi

Nov 8

IAS4:05 pmIasi

32h 20m

2 stops

BOS5:25 pmBoston Logan Intl

$856

Austrian Airlines

Oct 8

BOS5:10 pmBoston Logan Intl

15h 10m

1 stop

IAS3:20 pmIasi

Oct 15

IAS4:00 pmIasi

28h 50m

1 stop

BOS1:50 pmBoston Logan Intl

$892

Austrian Airlines

Sep 12

BOS5:10 pmBoston Logan Intl

25h 10m

1 stop

IAS1:20 amIasi

Sep 20

IAS4:00 pmIasi

28h 50m

1 stop

BOS1:50 pmBoston Logan Intl

$938

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Wed 8/5

6:50 pm-3:20 pm

2 stops37h 30m

Iasi

Wed 10/7

5:20 am-9:27 pm

2 stops23h 07m

$815

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Sun 11/1

6:55 pm-3:20 pm

1 stop13h 25m

Iasi

Sun 11/8

4:05 pm-5:25 pm

2 stops32h 20m

$856

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Wed 8/5

8:05 pm-1:20 am

2 stops22h 15m

Iasi

Wed 10/7

5:20 am-1:50 pm

1 stop15h 30m

$858

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Wed 8/5

8:05 pm-1:20 am

2 stops22h 15m

Iasi

Wed 10/7

5:20 am-1:50 pm

1 stop15h 30m

$860

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Sun 11/1

6:10 am-3:20 pm

2 stops26h 10m

Iasi

Sun 11/8

4:05 pm-5:25 pm

2 stops32h 20m

$864

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Wed 8/5

8:05 pm-1:20 am

2 stops22h 15m

Iasi

Wed 10/7

5:20 am-5:40 pm

2 stops19h 20m

$884

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Wed 8/5

8:05 pm-1:20 am

2 stops22h 15m

Iasi

Wed 10/7

5:20 am-5:40 pm

2 stops19h 20m

$885

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Thu 10/8

5:10 pm-3:20 pm

1 stop15h 10m

Iasi

Thu 10/15

4:00 pm-1:50 pm

1 stop28h 50m

$892

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Fri 10/9

8:05 pm-3:20 pm

2 stops36h 15m

Iasi

Fri 10/16

5:20 am-1:50 pm

1 stop15h 30m

$905

Quickest round-trip

BostonIaşi

BOS - IAS

BOSIAS

Boston Logan Intl

Fri 9/4

5:45 pm-3:20 pm

2 stops14h 35m

Iasi

Fri 9/11

5:20 am-1:50 pm

1 stop15h 30m

$932

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boston to Iaşi

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Can stopping save me money on Boston to Iaşi flights?

You could potentially save up to 17% on your flight if you consider stops on a Boston to Iaşi flight.

When to book flights from Boston to Iaşi

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

Estimated round-trip price

Cheap Boston to Iaşi (BOS to IAS) flight deals and tips

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

Fastest flight time	14h 35m
Direct flights	None

The fastest flight from Boston to Iaşi takes 14h 35m

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

Search flight deals

Frequently asked questions about flying from Boston to Iaşi

How far is Boston Logan Intl to Iasi by plane?
Iasi is 4506.0 mi away from Boston Logan Intl. In terms of flight time, this usually takes a little over 14h 35m.
When did momondo last update prices for flights from Boston Logan Intl Airport to Iasi Airport?
Prices for flights from Boston Logan Intl Airport to Iasi Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Boston Logan Intl Airport to Iasi Airport?
The number of operators available for flights from Boston Logan Intl Airport to Iasi Airport is 2 as of June 2026.
How old do you have to be to fly from Boston Logan 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 Boston Logan Intl Airport to Iasi Airport.
What documentation or ID do you need to fly to Iasi Airport?
The required travel and health documents for your Iasi Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Iasi Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Boston to Iaşi?
momondo data reveals that the most frequently booked airline on the route from Boston to Iaşi is Lufthansa, representing 54% of all bookings. The subsequent popular airline is Austrian Airlines at 46%.

Best airlines flying from Boston to Iaşi

Compare and see reviews for airlines that fly from Boston to Iaşi with momondo

Airline	Rating	Free Cancellation	Price
Austrian Airlines	PriceFrom $317	Free Cancellation	Rating 7.6 923 reviews		Search Austrian Airlines flights
Lufthansa	PriceFrom $467	Free Cancellation	Rating 6.8 8,042 reviews		Search Lufthansa flights

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

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

All flight searches from Boston to Iaşi on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Boston and Iaşi by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Iaşi, momondo offers a useful price alert feature which will track prices for flights to Iaşi from Boston and alert you when they change.