Find flights
Airlines

฿5,523+ Cheap flights 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 13/9. Fares are subject to change and may not be available on all flights or dates of travel.
— CMB
6 Sep — 13 Sep1
1 adult
1 adult, Economy, 0 bags

Flights to Sri Lanka in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Sri Lanka
Explore the most affordable flight options available to Sri Lanka. Find the lowest fares based on data from user searches, with prices last updated on 7 August 2026.

Sat 14/1117:10 -
1 stop22h 00m
Sat 21/1114:40 -
1 stop24h 00m
Deal found 2/8฿10,252
Sun 23/820:25 -
Nonstop3h 20m
Sun 13/923:15 -
Nonstop3h 35m
Deal found 4/8฿10,550
Fri 25/920:25 -
Nonstop3h 20m
Thu 1/1023:15 -
Nonstop3h 35m
Deal found 6/8฿10,583
Mon 14/920:25 -
Nonstop3h 20m
Tue 27/1023:10 -
Nonstop3h 25m
Deal found 3/8฿10,649
Wed 21/1020:25 -
Nonstop3h 20m
Sun 25/1023:10 -
Nonstop3h 25m
Deal found 2/8฿10,881
Fri 21/820:25 -
Nonstop3h 20m
Fri 4/923:15 -
Nonstop3h 35m
Deal found 3/8฿10,914

Find flight deals to Sri Lanka

Find the latest flights to Sri Lanka in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 7 August 2026.

Return from

฿10,252

One-way from

฿5,523

Popular in

May

Cheapest in

November

Average price

฿11,972
IndiGo
  • IndiGo
  • 14/11-21/11
  • 2 total stops
  • 46h 00m total
  • Bangkok to Colombo
Search Deals
Thai AirAsia
  • Thai AirAsia
  • 13/9
  • Nonstop
  • 3h 20m total
  • Bangkok to Sri Lanka
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (฿1,860 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿215 potential savings vs. average return price).
Search Deals
Average for return flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Sri Lanka that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 7 August 2026.
Use the filters below to find and compare flights to Sri Lanka that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

BangkokColombo

DMK Bangkok Don Mueang Intl - CMB Colombo Bandaranaike Intl

DMKCMB

Bangkok Don Mueang Intl

Sat 14/11

09:55-21:50

1 stop13h 25m

Colombo Bandaranaike Intl

Sat 28/11

23:10-04:05

Nonstop3h 25m

฿13,394
Fastest return journey

BangkokColombo

DMK Bangkok Don Mueang Intl - CMB Colombo Bandaranaike Intl

DMKCMB

Bangkok Don Mueang Intl

Wed 11/11

20:10-22:00

Nonstop3h 20m

Colombo Bandaranaike Intl

Sat 21/11

23:10-04:05

Nonstop3h 25m

฿13,626

BangkokColombo

BKK Bangkok Suvarnabhumi - CMB Colombo Bandaranaike Intl

BKKCMB

Bangkok Suvarnabhumi

Sat 14/11

19:35-00:55

1 stop30h 50m

Colombo Bandaranaike Intl

Fri 27/11

01:55-18:30

1 stop15h 05m

฿14,023

BangkokColombo

BKK Bangkok Suvarnabhumi - CMB Colombo Bandaranaike Intl

BKKCMB

Bangkok Suvarnabhumi

Wed 16/9

19:55-21:50

1 stop27h 25m

Colombo Bandaranaike Intl

Tue 22/9

23:00-14:45

1 stop14h 15m

฿14,320

BangkokColombo

BKK Bangkok Suvarnabhumi - CMB Colombo Bandaranaike Intl

BKKCMB

Bangkok Suvarnabhumi

Sat 5/9

11:30-21:50

1 stop11h 50m

Colombo Bandaranaike Intl

Sat 12/9

23:00-13:00

2 stops36h 30m

฿18,058

BangkokColombo

BKK Bangkok Suvarnabhumi - CMB Colombo Bandaranaike Intl

BKKCMB

Bangkok Suvarnabhumi

Wed 11/11

15:05-22:05

2 stops32h 30m

Colombo Bandaranaike Intl

Sat 21/11

23:05-14:55

1 stop14h 20m

฿18,157

BangkokColombo

BKK Bangkok Suvarnabhumi - CMB Colombo Bandaranaike Intl

BKKCMB

Bangkok Suvarnabhumi

Fri 25/9

18:45-21:50

2 stops28h 35m

Colombo Bandaranaike Intl

Thu 1/10

23:00-14:45

1 stop14h 15m

฿18,521

BangkokColombo

BKK Bangkok Suvarnabhumi - CMB Colombo Bandaranaike Intl

BKKCMB

Bangkok Suvarnabhumi

Fri 11/9

19:55-21:50

1 stop27h 25m

Colombo Bandaranaike Intl

Tue 27/10

23:05-14:55

1 stop14h 20m

฿19,149

BangkokColombo

BKK Bangkok Suvarnabhumi - CMB Colombo Bandaranaike Intl

BKKCMB

Bangkok Suvarnabhumi

Sat 26/9

13:50-21:50

1 stop9h 30m

Colombo Bandaranaike Intl

Sat 3/10

23:00-13:00

2 stops36h 30m

฿19,844

BangkokColombo

BKK Bangkok Suvarnabhumi - CMB Colombo Bandaranaike Intl

BKKCMB

Bangkok Suvarnabhumi

Sun 22/11

11:05-23:35

1 stop14h 00m

Colombo Bandaranaike Intl

Thu 3/12

00:40-10:15

1 stop8h 05m

฿19,910

Flights are sorted by cheapest return flights first.

Deals found on 3/8

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

Best time to book a flight to Sri Lanka

Have a flexible travel schedule? Discover the best time to fly to Sri Lanka with our price prediction graph.
Estimated return 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 to Sri Lanka

How long is the flight to Sri Lanka?

On average, a flight from Bangkok to Sri Lanka takes 11 hours 28 minutes. Flights to Sri Lanka from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Sri Lanka

The most flights from Bangkok to Sri Lanka are scheduled on a Wednesday (14 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (9 on average).

What are the most popular airlines that fly to Sri Lanka?

The most popular airlines flying from Bangkok to Sri Lanka are Thai AirAsia, ศรีลังกาแอร์ไลน์ and Thai Airways.

Thai AirAsia
Thai AirAsia
From ฿8,158
ศรีลังกาแอร์ไลน์
ศรีลังกาแอร์ไลน์
From ฿11,226
Thai Airways
Thai Airways
From ฿12,916

What are the cheapest airlines that fly to Sri Lanka?

The cheapest airlines flying from Bangkok to Sri Lanka are Thai AirAsia, ศรีลังกาแอร์ไลน์ and Thai Airways.

Rainfall in Sri Lanka by month

Plan your trip to Sri Lanka by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sri Lanka ranges from 60.0 - 350.0 mm per month. October is typically the wettest month, when rainfall can reach 350.0 mm. February is typically the driest time to visit Sri Lanka when rainfall is around 60.0 mm.

Temperature in Sri Lanka by month

Plan your trip to Sri Lanka by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sri Lanka, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

When is the best time to book a flight to Sri Lanka?

To ensure you get the cheapest price possible for a flight to Sri Lanka, you should look to book at least 17 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 7 August 2026.
Read through reviews of airlines serving Sri Lanka, such as Thai Airways,Thai AirAsia, andศรีลังกาแอร์ไลน์. 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.
Thai Airways
7.9
Good
413 reviews
Check prices

Crew

8.4

Entertainment

6.9

Food

7.5

Overall

7.9

Boarding

8.0

Comfort

7.7

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Thai Airways
7.9
Good
413 reviews
Thai Airways
7.9
Good
413 reviews
Check prices

Crew

8.4

Entertainment

6.9

Food

7.5

Overall

7.9

Boarding

8.0

Comfort

7.7

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Thai AirAsia
7.4
Good
246 reviews
Thai Airways
7.9
Good
413 reviews
Check prices

Crew

8.4

Entertainment

6.9

Food

7.5

Overall

7.9

Boarding

8.0

Comfort

7.7

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
ศรีลังกาแอร์ไลน์
6.8
Okay
86 reviews
Thai Airways
7.9
Good
413 reviews
Check prices

Crew

8.4

Entertainment

6.9

Food

7.5

Overall

7.9

Boarding

8.0

Comfort

7.7

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

FAQs about flying to Sri Lanka

  • Can I find cheaper flights to Sri Lanka if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Sri Lanka on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Sri Lanka?

    Based on reviews from Cheapflights users, Thai AirAsia is rated the highest out of the airlines that fly to Sri Lanka.

  • What is the cheapest airport to fly to in Sri Lanka?

    Colombo Bandaranaike Intl is currently the cheapest airport to fly to in Sri Lanka. One-way flights to Colombo Bandaranaike Intl typically cost ฿5,735, while return flights cost around ฿19,384.

  • How much is a return flight to Sri Lanka?

    A return flight to Sri Lanka will typically cost around ฿19,721, however they can be found for as little as ฿19,384.

  • Where does the fastest flight to Sri Lanka depart from?

    For those looking to save time traveling to Sri Lanka, Bangkok offers the quickest one-way flight (3 hours 20 minutes).

  • Does Colombo Bandaranaike Intl have rental cars?

    Yes. Those touching down at Colombo Bandaranaike Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Colombo Bandaranaike Intl?

    Yes. Colombo Bandaranaike Intl has hotels nearby for those requiring accommodations. Bleu Pearl in Katunayake Srilanka is the closest property to Colombo Bandaranaike Intl (0.0 km away from Colombo Bandaranaike Intl).

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.

Find flights to Sri Lanka

Select your preferred flight destination in Sri Lanka from the list below.
Flights to Colombo

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Sri Lanka?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Sri Lanka today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets to Sri Lanka?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights to Sri Lanka.

Can Cheapflights find flights to Sri Lanka with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights to Sri Lanka flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights to Sri Lanka become cheaper?

Yes! Start tracking prices for Sri Lanka flights today and get alerted when prices change. To subscribe and begin receiving alerts, click the bell icon next to the flight deals above and provide your email address.

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.