HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sri Lanka

$556+ Cheap flights from Boston (BOS) to Sri Lanka

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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CMB
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Sri Lanka with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Boston to Sri Lanka

Cheapest flights from Boston to Sri Lanka
Explore the most affordable flight options available from Boston to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.

This oojo deal was found by Cheapflights users on 6/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:25 pm
BOS
-
CMB
1 stop30h 40m
Etihad Airways
Thu 10/14:20 pm
CMB
-
BOS
1 stop31h 50m
Etihad Airways
Deal found 6/8$943
This Indian Eagle deal was found by Cheapflights users on 6/7. 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 Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/124:25 pm
BOS
-
CMB
1 stop18h 40m
Etihad Airways
Mon 7/204:10 am
CMB
-
BOS
1 stop20h 00m
Etihad Airways
Deal found 6/7$954
This oojo deal was found by Cheapflights users on 6/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/224:25 pm
BOS
-
CMB
1 stop18h 40m
Etihad Airways
Mon 9/214:10 am
CMB
-
BOS
1 stop20h 00m
Etihad Airways
Deal found 6/4$955
This oojo deal was found by Cheapflights users on 6/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/94:25 pm
BOS
-
CMB
1 stop37h 00m
Etihad Airways
Fri 7/2410:00 am
CMB
-
BOS
1 stop38h 10m
Etihad Airways
Deal found 6/8$965
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 9/224:25 pm
BOS
-
CMB
1 stop18h 40m
Etihad Airways
Thu 10/19:50 pm
CMB
-
BOS
1 stop26h 20m
Etihad Airways
Deal found 6/8$966
This FlightHub deal was found by Cheapflights users on 6/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/204:25 pm
BOS
-
CMB
1 stop18h 40m
Etihad Airways
Thu 10/110:00 am
CMB
-
BOS
1 stop38h 10m
Etihad Airways
Deal found 6/8$969
This Indian Eagle deal was found by Cheapflights users on 6/8. 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 Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:25 pm
BOS
-
CMB
1 stop30h 40m
Etihad Airways
Sun 10/114:10 am
CMB
-
BOS
1 stop20h 00m
Etihad Airways
Deal found 6/8$975
This Etihad Airways deal was found by Cheapflights users on 6/8. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:25 pm
BOS
-
CMB
1 stop18h 40m
Etihad Airways
Thu 10/14:10 am
CMB
-
BOS
1 stop20h 00m
Etihad Airways
Deal found 6/8$980
This FlightHub deal was found by Cheapflights users on 6/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/204:25 pm
BOS
-
CMB
1 stop18h 40m
Etihad Airways
Wed 9/309:50 pm
CMB
-
BOS
1 stop26h 20m
Etihad Airways
Deal found 6/8$989
This Indian Eagle deal was found by Cheapflights users on 6/5. 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 Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/134:25 pm
BOS
-
CMB
1 stop18h 40m
Etihad Airways
Mon 7/204:10 am
CMB
-
BOS
1 stop20h 00m
Etihad Airways
Deal found 6/5$991
This Etihad Airways deal was found by Cheapflights users on 6/8. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/204:25 pm
BOS
-
CMB
1 stop18h 40m
Etihad Airways
Tue 9/294:10 am
CMB
-
BOS
1 stop20h 00m
Etihad Airways
Deal found 6/8$1,000

Find flight deals from Boston to Sri Lanka

Keep the following information in mind while searching for Boston to Sri Lanka flight deals. Data was last updated June 9, 2026.

Round-trip from

$943
(oojo)

One-way from

$556
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$1,194
From Boston Logan Intl to Sri Lanka
Search Deals
One-way flight from Boston Logan Intl to Sri Lanka
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($181 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($73 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 9, 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

Cheapest round-trip

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Sun 9/13

4:25 pm-3:00 am

1 stop25h 05m

Colombo Bandaranaike Intl

Thu 9/17

10:00 am-2:40 pm

1 stop38h 10m

$1,124

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Mon 7/20

12:53 pm-8:35 am

2 stops34h 12m

Colombo Bandaranaike Intl

Thu 8/6

10:00 am-2:40 pm

1 stop38h 10m

$1,149

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Wed 9/23

10:00 pm-3:05 am

1 stop19h 35m

Colombo Bandaranaike Intl

Tue 9/29

4:35 am-3:15 pm

1 stop20h 10m

$1,166

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Wed 9/23

5:28 pm-3:05 am

2 stops24h 07m

Colombo Bandaranaike Intl

Tue 9/29

3:35 am-3:15 pm

1 stop21h 10m

$1,178

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Mon 9/21

5:28 pm-2:05 am

2 stops23h 07m

Colombo Bandaranaike Intl

Mon 9/28

3:35 am-3:15 pm

1 stop21h 10m

$1,178

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Thu 7/9

4:25 pm-2:55 pm

1 stop37h 00m

Colombo Bandaranaike Intl

Wed 8/19

10:00 am-2:40 pm

1 stop38h 10m

$1,256

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Sun 7/12

6:20 am-7:00 pm

2 stops51h 10m

Colombo Bandaranaike Intl

Mon 7/20

8:30 pm-11:51 pm

2 stops36h 51m

$1,281

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Sun 9/13

1:00 pm-2:05 am

2 stops27h 35m

Colombo Bandaranaike Intl

Wed 9/16

3:35 am-3:15 pm

1 stop21h 10m

$1,292

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Fri 7/10

4:25 pm-2:55 pm

1 stop37h 00m

Colombo Bandaranaike Intl

Wed 8/19

10:00 am-2:40 pm

1 stop38h 10m

$1,296
Quickest round-trip

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Sat 6/27

4:40 pm-8:35 pm

1 stop18h 25m

Colombo Bandaranaike Intl

Thu 8/20

4:10 am-2:40 pm

1 stop20h 00m

$1,315

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/5

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Boston to Sri Lanka

Have a flexible travel schedule? Discover the best time to fly to Sri Lanka 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 Sri Lanka

What is the cheapest month to book a flight from Boston to Sri Lanka?

Currently, February is the cheapest month in which you can book a flight from Boston to Sri Lanka (average of $745). Flying from Boston to Sri Lanka in July is currently the most expensive (average of $996). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How far ahead should I book a flight from Boston to Sri Lanka?

The price you pay for your flight from Boston to Sri Lanka may vary depending on when you book. For the best chance of a lower fare, look to book 19 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Sri Lanka

Get insights into the airlines that provide service to Sri Lanka. 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 Sri Lanka. Reviews last updated June 9, 2026.
Read reviews from past customers who have flown Qatar Airways,Turkish Airlines, andEtihad Airways from Boston to Sri Lanka. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,727 reviews

Boarding

7.5

Overall

7.4

Crew

7.9

Comfort

7.3

Food

7.3

Entertainment

7.3

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
Qatar Airways
7.4
Good
3,727 reviews
Qatar Airways
7.4
Good
3,727 reviews

Boarding

7.5

Overall

7.4

Crew

7.9

Comfort

7.3

Food

7.3

Entertainment

7.3

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
Turkish Airlines
7.4
Good
4,410 reviews
Qatar Airways
7.4
Good
3,727 reviews

Boarding

7.5

Overall

7.4

Crew

7.9

Comfort

7.3

Food

7.3

Entertainment

7.3

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
Etihad Airways
7.3
Good
1,450 reviews
Qatar Airways
7.4
Good
3,727 reviews

Boarding

7.5

Overall

7.4

Crew

7.9

Comfort

7.3

Food

7.3

Entertainment

7.3

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
JetBlue
7.1
Good
2,980 reviews
Qatar Airways
7.4
Good
3,727 reviews

Boarding

7.5

Overall

7.4

Crew

7.9

Comfort

7.3

Food

7.3

Entertainment

7.3

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable

Related info for your journey

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

  • What airport do you fly from for flights from Boston to Sri Lanka?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to Sri Lanka.

  • How long is the flight from Boston to Sri Lanka?

    Etihad Airways and Qatar Airways can get you from Boston to Sri Lanka in just under 19h 35m. Your travel time can differ by up to 5h 30m. The distance between Boston and Sri Lanka is about 8548 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Boston to Sri Lanka one-way?

    The cheapest airlines for a one-way flight from Boston to Sri Lanka are Etihad Airways ($438), Qatar Airways ($498), and Turkish Airlines ($586).

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

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

  • How can I find direct flights from Boston to Sri Lanka?

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

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

    Yes. Cheapflights offers flight deals from Boston to Sri Lanka by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Sri Lanka?

    Currently, February is the cheapest month in which you can book a flight from Boston to Sri Lanka (average of $745). Flying from Boston to Sri Lanka in July is currently the most expensive (average of $996). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Boston to Sri Lanka

Discover the top 4 airlines that operate flights from Boston to Sri Lanka. 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 June 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$894Average$1,204FlexibilityNo cancel feeOn-time75%
Qatar AirwaysCheapest$907Average$1,186FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$1,058Average$1,488FlexibilityNo cancel feeOn-time77%
JetBlueCheapest$1,883Average$1,996FlexibilityNo cancel feeOn-time62%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.