Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Boston to Sri Lanka from $417

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 4/21. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
4:10 am - 2:40 pm
CMB
-
BOS
20h 00m
1 stop
$850Etihad Airways
Mon, Apr 6 - Wed, Apr 15
Etihad Airways Logo
3:40 pm - 8:15 pm
BOS
-
CMB
18h 05m
1 stop
Etihad Airways Logo
4:00 am - 3:10 pm
CMB
-
BOS
20h 40m
1 stop
$863Etihad Airways
Mon, Feb 23 - Fri, Mar 13
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
$881Etihad Airways
Thu, Apr 30 - Thu, May 28
Etihad Airways Logo
3:40 pm - 8:15 am
BOS
-
CMB
30h 05m
1 stop
Etihad Airways Logo
4:20 pm - 3:10 pm
CMB
-
BOS
32h 20m
1 stop
$894Etihad Airways
Thu, Mar 5 - Thu, Mar 12
Etihad Airways Logo
4:25 pm - 8:35 pm
BOS
-
CMB
18h 40m
1 stop
Etihad Airways Logo
4:10 am - 2:40 pm
CMB
-
BOS
20h 00m
1 stop
$895Etihad Airways
Mon, Mar 30 - Wed, Apr 22
Etihad Airways Logo
4:25 pm - 2:55 pm
BOS
-
CMB
37h 00m
1 stop
Etihad Airways Logo
10:00 am - 2:40 pm
CMB
-
BOS
38h 10m
1 stop
$905Etihad Airways
Wed, Apr 22 - Wed, May 6
Etihad Airways Logo
4:25 pm - 8:35 pm
BOS
-
CMB
18h 40m
1 stop
Etihad Airways Logo
4:10 am - 2:40 pm
CMB
-
BOS
20h 00m
1 stop
$909Etihad Airways
Thu, Apr 23 - Thu, May 7
Etihad Airways Logo
4:25 pm - 2:55 pm
BOS
-
CMB
37h 00m
1 stop
Etihad Airways Logo
4:10 am - 2:40 pm
CMB
-
BOS
20h 00m
1 stop
$916Etihad Airways
Thu, Apr 30 - Thu, May 28
Etihad Airways Logo
3:40 pm - 8:15 pm
BOS
-
CMB
18h 05m
1 stop
Etihad Airways Logo
4:10 am - 2:40 pm
CMB
-
BOS
20h 00m
1 stop
$926Etihad Airways
Wed, Feb 25 - Thu, May 28
Etihad Airways Logo
4:25 pm - 8:35 pm
BOS
-
CMB
18h 40m
1 stop
Etihad Airways Logo
9:50 pm - 2:40 pm
CMB
-
BOS
26h 20m
1 stop
$928Etihad Airways
Thu, Apr 30 - Tue, May 26

Etihad Airways flights from Boston to Sri Lanka

Our best Etihad Airways deals on Boston to Sri Lanka flight tickets
Etihad Airways
Apr 6
BOS4:25 pmBoston Logan Intl
25h 05m
1 stop
CMB3:00 amColombo Bandaranaike Intl
Apr 15
CMB4:10 amColombo Bandaranaike Intl
20h 00m
1 stop
BOS2:40 pmBoston Logan Intl
$850
Etihad Airways
Mar 18
BOS4:40 pmBoston Logan Intl
18h 05m
1 stop
CMB8:15 pmColombo Bandaranaike Intl
Apr 9
CMB4:10 amColombo Bandaranaike Intl
20h 00m
1 stop
BOS2:40 pmBoston Logan Intl
$884
Etihad Airways
Mar 5
BOS3:40 pmBoston Logan Intl
30h 05m
1 stop
CMB8:15 amColombo Bandaranaike Intl
Mar 12
CMB4:20 pmColombo Bandaranaike Intl
32h 20m
1 stop
BOS3:10 pmBoston Logan Intl
$894

Qatar Airways flights from Boston to Sri Lanka

Our best Qatar Airways deals on Boston to Sri Lanka flight tickets
Qatar Airways
May 11
BOS10:00 pmBoston Logan Intl
27h 30m
1 stop
CMB11:00 amColombo Bandaranaike Intl
May 17
CMB3:15 amColombo Bandaranaike Intl
21h 20m
1 stop
BOS3:05 pmBoston Logan Intl
$945
Qatar Airways
Apr 30
BOS3:13 pmBoston Logan Intl
26h 22m
2 stops
CMB3:05 amColombo Bandaranaike Intl
May 28
CMB7:15 pmColombo Bandaranaike Intl
29h 20m
1 stop
BOS3:05 pmBoston Logan Intl
$1,014
Qatar Airways
Apr 30
BOS3:13 pmBoston Logan Intl
26h 22m
2 stops
CMB3:05 amColombo Bandaranaike Intl
May 26
CMB7:15 pmColombo Bandaranaike Intl
29h 20m
1 stop
BOS3:05 pmBoston Logan Intl
$1,018

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 February 12, 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

Mon 4/6

4:25 pm-3:00 am

1 stop25h 05m

Colombo Bandaranaike Intl

Wed 4/15

4:10 am-2:40 pm

1 stop20h 00m

$850

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Mon 2/23

3:40 pm-8:15 pm

1 stop18h 05m

Colombo Bandaranaike Intl

Fri 3/13

4:00 am-3:10 pm

1 stop20h 40m

$863

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Thu 4/30

4:25 pm-8:35 am

1 stop30h 40m

Colombo Bandaranaike Intl

Thu 5/28

4:10 am-2:40 pm

1 stop20h 00m

$881

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Thu 3/5

3:40 pm-8:15 am

1 stop30h 05m

Colombo Bandaranaike Intl

Thu 3/12

4:20 pm-3:10 pm

1 stop32h 20m

$894

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Mon 3/30

4:25 pm-8:35 pm

1 stop18h 40m

Colombo Bandaranaike Intl

Wed 4/22

4:10 am-2:40 pm

1 stop20h 00m

$895

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Wed 4/22

4:25 pm-2:55 pm

1 stop37h 00m

Colombo Bandaranaike Intl

Wed 5/6

10:00 am-2:40 pm

1 stop38h 10m

$905

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Thu 4/23

4:25 pm-8:35 pm

1 stop18h 40m

Colombo Bandaranaike Intl

Thu 5/7

4:10 am-2:40 pm

1 stop20h 00m

$909

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Thu 4/30

4:25 pm-2:55 pm

1 stop37h 00m

Colombo Bandaranaike Intl

Thu 5/28

4:10 am-2:40 pm

1 stop20h 00m

$916

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Wed 2/25

3:40 pm-8:15 pm

1 stop18h 05m

Colombo Bandaranaike Intl

Thu 5/28

4:10 am-2:40 pm

1 stop20h 00m

$926

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Thu 4/30

4:25 pm-8:35 pm

1 stop18h 40m

Colombo Bandaranaike Intl

Tue 5/26

9:50 pm-2:40 pm

1 stop26h 20m

$928

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $928.

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 $1,160 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 $1,067 on momondo.

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

You could potentially save up to 1% 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
1,161 reviews
Search Cathay Pacific flights
Qatar AirwaysPriceFrom $862Free CancellationRating
7.4
3,731 reviews
Search Qatar Airways flights
Etihad AirwaysPriceFrom $883Free CancellationRating
7.3
1,393 reviews
Search Etihad Airways flights
American AirlinesPriceFrom $935Free CancellationRating
7.2
11,267 reviews
Search American Airlines flights
JetBluePriceFrom $1,637Free CancellationRating
7.2
2,894 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.

An easier way to manage your Sri Lanka trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 3/14
Sat 3/21
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Sri Lanka

Popular cities in Sri Lanka

Popular flights according to clicks in the last 7 days on momondo
Flights to Colombofrom $642
Flights to Bentota
Flights to Trincomalee