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Cheap flights from Boston to Sri Lanka from $421

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Sri Lanka departing on 2/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Boston to Sri Lanka

Cheap round-trip flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
4:25 pm - 3:00 am
BOS
-
CMB
25h 05m
1 stop
Etihad Airways Logo
9:50 pm - 2:40 pm
CMB
-
BOS
26h 20m
1 stop
$893Etihad Airways
Thu, Apr 30 - Tue, May 26
Etihad Airways Logo
4:25 pm - 8:35 am
BOS
-
CMB
30h 40m
1 stop
Etihad Airways Logo
4:10 am - 2:40 pm
CMB
-
BOS
20h 00m
1 stop
$902Etihad Airways
Thu, Apr 2 - Sun, Apr 12
Etihad Airways Logo
4:25 pm - 8:35 am
BOS
-
CMB
30h 40m
1 stop
Etihad Airways Logo
4:20 pm - 2:40 pm
CMB
-
BOS
31h 50m
1 stop
$908Etihad Airways
Tue, Apr 21 - Sat, May 2
Etihad Airways Logo
4:40 pm - 8:15 pm
BOS
-
CMB
18h 05m
1 stop
Etihad Airways Logo
4:20 pm - 3:10 pm
CMB
-
BOS
32h 20m
1 stop
$924Etihad Airways
Thu, Mar 12 - Thu, Mar 19
Etihad Airways Logo
4:40 pm - 8:15 pm
BOS
-
CMB
18h 05m
1 stop
Etihad Airways Logo
9:30 pm - 3:10 pm
CMB
-
BOS
27h 10m
1 stop
$933Etihad Airways
Sat, Mar 14 - Fri, Mar 27
Etihad Airways Logo
4:25 pm - 8:35 pm
BOS
-
CMB
18h 40m
1 stop
Etihad Airways Logo
4:20 pm - 2:40 pm
CMB
-
BOS
31h 50m
1 stop
$945Etihad Airways
Fri, May 1 - Sat, May 9
Etihad Airways Logo
3:40 pm - 8:15 pm
BOS
-
CMB
18h 05m
1 stop
Etihad Airways Logo
4:20 pm - 3:10 pm
CMB
-
BOS
32h 20m
1 stop
$956Etihad Airways
Fri, Feb 20 - Fri, Mar 13
Etihad Airways Logo
4:40 pm - 8:15 am
BOS
-
CMB
30h 05m
1 stop
Etihad Airways Logo
9:30 pm - 3:10 pm
CMB
-
BOS
27h 10m
1 stop
$965Etihad Airways
Wed, Mar 18 - Sun, Mar 22
American Airlines Logo
5:09 pm - 3:05 am
BOS
-
CMB
24h 26m
2 stops
American Airlines Logo
7:15 pm - 3:05 pm
CMB
-
BOS
29h 20m
1 stop
$993American Airlines
Tue, Apr 21 - Sun, May 3
Qatar Airways Logo
3:59 pm - 3:05 am
BOS
-
CMB
25h 36m
2 stops
Qatar Airways Logo
7:15 pm - 3:05 pm
CMB
-
BOS
29h 20m
1 stop
$994Qatar Airways
Thu, Apr 30 - Thu, May 28

Etihad Airways flights from Boston to Sri Lanka

Our best Etihad Airways deals on Boston to Sri Lanka flight tickets
Etihad Airways
Apr 30
BOS4:25 pmBoston Logan Intl
30h 40m
1 stop
CMB8:35 amColombo Bandaranaike Intl
May 26
CMB9:50 pmColombo Bandaranaike Intl
26h 20m
1 stop
BOS2:40 pmBoston Logan Intl
$891
Etihad Airways
Apr 30
BOS4:25 pmBoston Logan Intl
25h 05m
1 stop
CMB3:00 amColombo Bandaranaike Intl
May 28
CMB4:20 pmColombo Bandaranaike Intl
31h 50m
1 stop
BOS2:40 pmBoston Logan Intl
$893
Etihad Airways
Apr 21
BOS4:25 pmBoston Logan Intl
30h 40m
1 stop
CMB8:35 amColombo Bandaranaike Intl
May 2
CMB4:20 pmColombo Bandaranaike Intl
31h 50m
1 stop
BOS2:40 pmBoston Logan Intl
$908

Qatar Airways flights from Boston to Sri Lanka

Our best Qatar Airways deals on Boston to Sri Lanka flight tickets
Qatar Airways
Apr 30
BOS12:23 pmBoston Logan Intl
29h 12m
2 stops
CMB3:05 amColombo Bandaranaike Intl
May 26
CMB7:15 pmColombo Bandaranaike Intl
29h 20m
1 stop
BOS3:05 pmBoston Logan Intl
$994
Qatar Airways
Apr 21
BOS3:05 pmBoston Logan Intl
26h 30m
2 stops
CMB3:05 amColombo Bandaranaike Intl
May 1
CMB3:15 amColombo Bandaranaike Intl
29h 22m
2 stops
BOS11:07 pmBoston Logan Intl
$1,053
Qatar Airways
May 1
BOS3:59 pmBoston Logan Intl
25h 36m
2 stops
CMB3:05 amColombo Bandaranaike Intl
May 9
CMB7:15 pmColombo Bandaranaike Intl
29h 20m
1 stop
BOS3:05 pmBoston Logan Intl
$1,071

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Sri Lanka 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, momondo users made 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Boston to Sri Lanka that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Thu 4/30

4:25 pm-3:00 am

1 stop25h 05m

Colombo Bandaranaike Intl

Tue 5/26

9:50 pm-2:40 pm

1 stop26h 20m

$893

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Thu 4/2

4:25 pm-8:35 am

1 stop30h 40m

Colombo Bandaranaike Intl

Sun 4/12

4:10 am-2:40 pm

1 stop20h 00m

$902

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Tue 4/21

4:25 pm-8:35 am

1 stop30h 40m

Colombo Bandaranaike Intl

Sat 5/2

4:20 pm-2:40 pm

1 stop31h 50m

$908

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Thu 3/12

4:40 pm-8:15 pm

1 stop18h 05m

Colombo Bandaranaike Intl

Thu 3/19

4:20 pm-3:10 pm

1 stop32h 20m

$924

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Sat 3/14

4:40 pm-8:15 pm

1 stop18h 05m

Colombo Bandaranaike Intl

Fri 3/27

9:30 pm-3:10 pm

1 stop27h 10m

$933

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Fri 5/1

4:25 pm-8:35 pm

1 stop18h 40m

Colombo Bandaranaike Intl

Sat 5/9

4:20 pm-2:40 pm

1 stop31h 50m

$945

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Fri 2/20

3:40 pm-8:15 pm

1 stop18h 05m

Colombo Bandaranaike Intl

Fri 3/13

4:20 pm-3:10 pm

1 stop32h 20m

$956

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Wed 3/18

4:40 pm-8:15 am

1 stop30h 05m

Colombo Bandaranaike Intl

Sun 3/22

9:30 pm-3:10 pm

1 stop27h 10m

$965

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Tue 4/21

5:09 pm-3:05 am

2 stops24h 26m

Colombo Bandaranaike Intl

Sun 5/3

7:15 pm-3:05 pm

1 stop29h 20m

$993

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Thu 4/30

3:59 pm-3:05 am

2 stops25h 36m

Colombo Bandaranaike Intl

Thu 5/28

7:15 pm-3:05 pm

1 stop29h 20m

$994

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sri Lanka from

How to get the cheapest flight ticket from Boston to Sri Lanka

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

What is the cheapest month to fly to Sri Lanka?

The month of September is, on average, the cheapest month to fly to Sri Lanka from Boston, with most prices found around $900. If you aren’t able to travel to Sri Lanka during the month of September, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $933.

How far in advance should I book a flight to Sri Lanka?

You are more likely to see cheaper flights to Sri Lanka from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Sri Lanka for around $1,172 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sri Lanka from Boston for as low as $1,059 on momondo.

Can stopping save me money on Boston to Sri Lanka flights?

You could potentially save up to 5% on your flight if you consider stops on a Boston to Sri Lanka flight.

Cheap Boston to Sri Lanka flight deals and tips

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

Fastest flight time

18h 05m

Direct flights

None
The fastest flight from Boston to Sri Lanka takes 18h 05m
There are no direct flights from Boston to Sri Lanka. There are no popular flight routes from Boston to Sri Lanka.
Search flight deals

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Sri Lanka?

    Prices for flights from Boston Logan Intl Airport to Sri Lanka were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Sri Lanka?

  • How old do you have to be to fly from Boston Logan Intl Airport to Sri Lanka?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Sri Lanka.

  • What documentation or ID do you need to fly to Sri Lanka?

    The travel and health documents you'll need for your trip to Sri Lanka may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sri Lanka. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Boston to Sri Lanka

Compare and see reviews for airlines that fly from Boston to Sri Lanka with momondo
Airline
Rating
Free Cancellation
Price
Cathay PacificPriceFrom $716Free CancellationRating
7.6
1,148 reviews
Search Cathay Pacific flights
Qatar AirwaysPriceFrom $871Free CancellationRating
7.4
3,727 reviews
Search Qatar Airways flights
Etihad AirwaysPriceFrom $882Free CancellationRating
7.3
1,375 reviews
Search Etihad Airways flights
JetBluePriceFrom $1,637Free CancellationRating
7.2
2,892 reviews
Search JetBlue flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Sri Lanka. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Boston to Sri Lanka with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to Sri Lanka?

Once all potential Boston to Sri Lanka flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Boston to Sri Lanka now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sri Lanka and let you know when they change.

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