SEA - CMB

$371 Find Cheap Flights from Seattle to Colombo - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$838
Typical prices: $931-$1,355
Singapore Airlines
Wed 1/17Thu 2/1
SEA - CMB • 1 stop
Cheapest one-way
$371
Typical prices: $565-$773
Singapore Airlines
Fri 2/9
SEA - CMB • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Seattle and Colombo Bandaranaike Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
10 weeks
in advance
Our data shows that travelers who book at least 10 weeks in advance save around 46% compared to booking last minute.
Insights
Insights
When to travel
January
Cheapest • 37% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Singapore Changi (SIN)
Cheapest • Avg $1,103 (round-trip)
Hong Kong Intl (HKG)
Shortest trip • 22h 27m (one-way)
Insights
Insights
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We hope you love your trip to Colombo Bandaranaike Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Seattle to Colombo (SEA-CMB)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to Colombo

Sun, Jan 17 - Mon, Feb 1
Singapore Airlines Logo
8:40 am - 11:30 pmSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
25h 20m1 stop Singapore Changi
Singapore Airlines Logo
12:45 am - 7:05 amCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
19h 50m1 stop Singapore Changi
$838Singapore Airlines
Wed, Feb 3 - Tue, Feb 16
Singapore Airlines Logo
8:40 am - 11:30 pmSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
25h 20m1 stop Singapore Changi
Singapore Airlines Logo
12:45 am - 7:05 amCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
19h 50m1 stop Singapore Changi
$838Singapore Airlines
Sun, Jan 17 - Mon, Feb 1
Multiple Airlines Logo
8:40 am - 11:30 pmSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
25h 20m1 stop Singapore Changi
Multiple Airlines Logo
12:45 am - 4:26 pmCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
29h 11m2 stops Singapore Changi San Francisco
$1,034Multiple Airlines
Sat, Feb 6 - Tue, Feb 23
Multiple Airlines Logo
8:40 am - 11:30 pmSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
25h 20m1 stop Singapore Changi
Multiple Airlines Logo
12:45 am - 7:57 pmCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
32h 42m2 stops Singapore Changi San Francisco
$1,034Multiple Airlines
Mon, Oct 26 - Mon, Nov 2
Qatar Airways Logo
4:50 pm - 8:45 amSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
27h 25m1 stop Doha Hamad Intl
Qatar Airways Logo
7:30 pm - 11:40 amCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
29h 40m1 stop Doha Hamad Intl
$1,165Qatar Airways
Mon, Feb 1 - Sun, Feb 14
Qatar Airways Logo
3:50 pm - 9:45 amSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
28h 25m1 stop Doha Hamad Intl
Qatar Airways Logo
3:25 am - 11:40 amCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
21h 45m1 stop Doha Hamad Intl
$1,175Qatar Airways
Tue, Nov 24 - Fri, Dec 18
Turkish Airlines Logo
7:05 pm - 7:45 amSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
23h 10m1 stop Istanbul
Turkish Airlines Logo
7:30 am - 5:10 pmCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
23h 10m1 stop Istanbul
$1,227Turkish Airlines
Wed, Feb 3 - Wed, Feb 17
Emirates Logo
4:05 pm - 6:25 pmSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
36h 50m2 stops Dubai Intl Male
Emirates Logo
8:15 pm - 12:35 pmCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
29h 50m2 stops Male Dubai Intl
$1,241Emirates
Wed, Oct 28 - Wed, Nov 4
Emirates Logo
5:05 pm - 6:25 pmSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
36h 50m2 stops Dubai Intl Male
Emirates Logo
9:55 am - 12:35 pmCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
40h 10m1 stop Dubai Intl
$1,248Emirates
Mon, Nov 16 - Thu, Dec 3
Turkish Airlines Logo
7:05 pm - 7:45 amSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
23h 10m1 stop Istanbul
Turkish Airlines Logo
7:25 am - 5:10 pmCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
23h 15m1 stop Istanbul
$4,520Turkish Airlines
Booking Insights

Price, demand and travel trends for Seattle to Colombo Bandaranaike Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Seattle to Colombo Bandaranaike Intl Airport with more confidence.

How much is a round-trip flight from Seattle to Colombo Bandaranaike Intl Airport?

Round-trip flights from Seattle to Colombo Bandaranaike Intl Airport start at $838. Prices are below average for this route right now, with typical round-trip fares ranging from $931 to $1,355. The lowest price found in the past 5 days was $838 on Singapore Airlines.

What's the cheapest day of the week to fly from Seattle to Colombo Bandaranaike Intl Airport?

Sunday is the cheapest day of the week to fly from Seattle to Colombo Bandaranaike Intl Airport, it is 14% cheaper than the average day. Monday is the most expensive day with flight prices 15% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Seattle to Colombo Bandaranaike Intl Airport?

  • January is the cheapest month to fly from Seattle to Colombo Bandaranaike Intl Airport at $732 round-trip.
  • December ($1,673) and July ($1,335) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 128% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Seattle to Colombo Bandaranaike Intl Airport the cheapest?

Flights from Seattle to Colombo Bandaranaike Intl Airport are cheapest 10 weeks before departure. Booking in this window typically costs about 46% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Seattle to Colombo Bandaranaike Intl Airport flights

Low season

September

Cheapest flight

$371
Best time to beat the crowds but there is an average 8% increase in price.
Most popular time to fly with an average 11% increase in price.
Flight from Seattle to Colombo Bandaranaike Intl Airport

When to book flights from Seattle to Colombo

Are your dates flexible? Find out the best times to travel from Seattle to Colombo based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Seattle to Colombo Bandaranaike Intl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Seattle to Colombo Bandaranaike Intl Airport?

    Flights from Seattle to Colombo Bandaranaike Intl Airport usually depart from Seattle/Tacoma Intl (SEA) and arrive at Colombo Bandaranaike Intl (CMB).

  • What cabin classes can I book on flights from Seattle to Colombo Bandaranaike Intl Airport?

    Three cabin classes are available on flights from Seattle to Colombo Bandaranaike Intl Airport:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • Which airports do connecting flights from Seattle to Colombo Bandaranaike Intl Airport pass through?

    One-stop flights from Seattle to Colombo Bandaranaike Intl Airport most commonly connect through:

    • Singapore Changi (SIN) - 65% of one-stop connections
    • Doha Hamad Intl (DOH) - 20% of one-stop connections
    • Hong Kong Intl (HKG) - 6% of one-stop connections
    • Dubai Intl (DXB) - 5% of one-stop connections

    Singapore Changi (SIN) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Seattle to Colombo Bandaranaike Intl Airport?

    On the Seattle to Colombo Bandaranaike Intl Airport route, being flexible with your departure day can save you up to 26%. Sunday is the cheapest day at $995 round-trip on average, while Monday is the most expensive at $1,332: a $337 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What popular places can I visit in Colombo Bandaranaike Intl Airport?

    Some of the most popular sights in Colombo Bandaranaike Intl Airport are Pettah Market, Jami Ul Alfar Mosque and Fort Railway Station. These are among the most viewed places in Colombo Bandaranaike Intl Airport on KAYAK.

  • How expensive are last-minute Seattle to Colombo Bandaranaike Intl Airport flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 2% below the route average of $1,156. Booking late can sometimes save money on this route, but inventory is limited.

  • How long is a flight from Seattle to Colombo Bandaranaike Intl Airport?

    A nonstop flight from Seattle to Colombo Bandaranaike Intl Airport takes 0h 00m, covering 8,420 miles.

  • Do I need a passport to fly from Seattle to Colombo Bandaranaike Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Seattle to Colombo Bandaranaike Intl Airport looking right now?

    One-way fares from Seattle to Colombo Bandaranaike Intl Airport are currently higher than usual. Average one-way flight prices are about $1,571, which is 143% above the typical average for this route.

  • How much time can I save by choosing a different layover airport from Seattle to Colombo Bandaranaike Intl Airport?

    Flying via Hong Kong Intl (HKG) gives the shortest average 1-stop total travel time at 22h 27m, compared with 22h 40m via Istanbul (IST) and 22h 53m via Doha Hamad Intl (DOH).

  • What is the time difference between Seattle and Colombo Bandaranaike Intl Airport?

    Colombo Bandaranaike Intl Airport is 12 hours ahead of Seattle (India Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Colombo Bandaranaike Intl Airport (CMB)?

    Colombo Bandaranaike Intl Airport (CMB) hosts 5 major car rental companies, with daily rates starting from around $21 for economy cars. Top options include:
    • GREEN MOTION
    • Ace
    • AcaRent
    • Xdrive Mobility
    • SR RENT A CAR

  • How much should I expect to pay for a Seattle to Colombo Bandaranaike Intl Airport flight?

    Round-trip flights from Seattle to Colombo Bandaranaike Intl Airport range from $931 to $1,355, with an average of $1,156 over the past 12 months. Anything below $931 counts as a good deal.

Your guide to booking Seattle to Colombo Bandaranaike Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Sunday departure instead of Monday. On this route, Sunday flights average $995 - about $337 less than Monday (25% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 10 weeks before you fly. On this route, that window historically saves about 46% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Seattle to Colombo Bandaranaike Intl Airport trip for January. Fares historically average $732 round-trip in that month - typically $941 less than the most expensive month, which is December (based on the last 12 months).

More options for your flight from Seattle to Colombo

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