A hammock tied to a palm tree on a beach with the ocean in the background.

$350 Cheap Flights to Koh Tonsai

View $350 flight on Sun, Aug 1, 2027

Photo by Serendipity Tess 馃尯

Popular airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash

    Learn about One Key

  • Expedia's flights to Koh Tonsai

    Prices were available within the past 7 days and start at $350 for one-way flights and $640 for roundtrip, for the period specified. Prices and availability are subject to change.

    All deals

    One way

    Roundtrip

    Select Cathay Pacific flight, departing Wed, Mar 3 from Columbus to Phnom Penh, returning Wed, Apr 7, priced at $1,120 Found 8 hours ago

    Wed, Mar 3 - Wed, Apr 7 路 CMH 路 KTI 路 Roundtrip

    Select Delta flight, departing Thu, Jan 21 from Columbus to Phnom Penh, returning Thu, Feb 4, priced at $1,140 Found 6 days ago

    Thu, Jan 21 - Thu, Feb 4 路 CMH 路 KTI 路 Roundtrip

    Select Korean Air flight, departing Wed, Jan 20 from Columbus to Phnom Penh, returning Fri, Jan 29, priced at $1,148 Found 4 days ago

    Wed, Jan 20 - Fri, Jan 29 路 CMH 路 KTI 路 Roundtrip

    Select Delta flight, departing Thu, Jan 21 from Columbus to Phnom Penh, returning Thu, Feb 4, priced at $1,154 Found 6 days ago

    Thu, Jan 21 - Thu, Feb 4 路 CMH 路 KTI 路 Roundtrip

    Select Cathay Pacific flight, departing Tue, Feb 23 from Columbus to Phnom Penh, returning Tue, Mar 2, priced at $1,165 Found 4 days ago

    Tue, Feb 23 - Tue, Mar 2 路 CMH 路 KTI 路 Roundtrip

    Select American Airlines flight, departing Wed, Sep 15 from Columbus to Phnom Penh, returning Tue, Oct 5, priced at $1,167 Found 4 days ago

    Wed, Sep 15 - Tue, Oct 5 路 CMH 路 KTI 路 Roundtrip

    Select Cathay Pacific flight, departing Wed, Mar 3 from Columbus to Phnom Penh, returning Wed, Apr 7, priced at $1,181 Found 8 hours ago

    Wed, Mar 3 - Wed, Apr 7 路 CMH 路 KTI 路 Roundtrip

    Select Delta flight, departing Thu, Jan 14 from Columbus to Phnom Penh, returning Mon, Feb 1, priced at $1,191 Found 1 day ago

    Thu, Jan 14 - Mon, Feb 1 路 CMH 路 KTI 路 Roundtrip

    Select Delta flight, departing Tue, Feb 16 from Columbus to Phnom Penh, returning Thu, Apr 22, priced at $1,193 Just found

    Tue, Feb 16 - Thu, Apr 22 路 CMH 路 KTI 路 Roundtrip

    Select Qatar Airways flight, departing Tue, Feb 16 from Columbus to Phnom Penh, returning Thu, Apr 22, priced at $1,357 Just found

    Tue, Feb 16 - Thu, Apr 22 路 CMH 路 KTI 路 Roundtrip

    Alternative airports

    Prices were available within the past 7 days. Prices and availability are subject to change.

    Select flight to Phu Quoc Intl. PQC.

    Search flights

    Select flight to Sihanoukville KOS.

    Search flights

    Frequently Asked Questions

    What month is the cheapest to fly to Koh Tonsai?

    Plan your trip for April if you're hoping to get a deal on your fare. It's the cheapest month to fly to Koh Tonsai. Try to avoid traveling during busy periods such as major public holidays or events.

    Which US cities fly direct to Koh Tonsai?

    Direct flights are a great way to take the hassle out of travel. When searching on Expedia, select "Direct flights only" to see the nonstop options to fly to Koh Tonsai.

    How to find a cheap flight to Koh Tonsai?

    To secure cheap flights to Koh Tonsai, book early and consider traveling during the low season. Want an insider tip? Fly on a Thursday and you'll typically save 16% on average compared to those who jet off on a Sunday.* Sign up for price tracking on the Expedia app and we'll let you know as soon as prices drop.

    *Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

    How to get a cheap last-minute flight to Koh Tonsai?

    You can find good deals on last-minute departures to Koh Tonsai, especially if your travel arrangements aren't set in stone. Consider your options for leaving from a different airport, changing your dates or choosing another airline to get a cheap flight to Koh Tonsai.

    How far in advance should I book a flight to Koh Tonsai?

    Book your flight to Koh Tonsai two to four months ahead if you're coming in from an international destination. For domestic travel, the general guideline is 28 days in advance. Better deals and a greater choice of travel dates, times and seating options are some of the great reasons to book early.*

    *Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

    Which day of the week is the cheapest day to buy a plane ticket to Koh Tonsai?

    You can save an average of 8% if you buy plane tickets on a Sunday instead of Fridays, which tend to be the most expensive day to book.* When it comes to scoring a cheap flight to Koh Tonsai, timing makes a difference.

    *Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

    Can I save money by booking a Koh Tonsai trip package?

    Book a Koh Tonsai flight and hotel package deal on Expedia, and you can benefit from significant savings. It's simple to bundle your accommodations and flights, and you can add car rentals and activities to create your own customized Koh Tonsai trip. Plus, nothing beats the convenience of booking everything in the same place.

    Can I change or cancel my flight to Koh Tonsai?

    If you bought your flight to Koh Tonsai in the last 24 hours, you can usually cancel or change it without fees. After that, extra charges may apply depending on the airline's rules and restrictions. For more information, head to our Customer Service Portal. Remember that some flights are non-refundable, so you may receive a credit toward future flights instead of a direct refund. When browsing on Expedia, check the "No cancel fee" or "Changes included" boxes to find fares with flexible change policies.

    Travel information

    Airlines servingCathay Pacific, Singapore Airlines, Qatar Airways, Malaysia Airlines, Emirates, Korean Air, Thai Airways International, EVA Airways, Etihad Airways, China Southern Airlines, Turkish Airlines, Lufthansa, Vietnam Airlines, British Airways, China Eastern Airlines, Delta, Asiana Airlines, KLM, American Airlines, Iberia, Finnair, Philippine Airlines, Air China, Thai Vietjet, Austrian Airlines, Swiss International Air Lines, Air France, China Airlines, Cambodia Angkor Air, Shenzhen Airlines, Xiamen Airlines, Cambodia Airlines, Bangkok Airways, Hahn Air Systems, Japan Airlines, Thai AirAsia
    Popular airlineCathay Pacific
    Roundtrip price$1,120

    Explore a world of travel with Expedia

    Trending flights to Koh Tonsai

    Prices were available within the past 7 days and start at $350 for one-way flights and $640 for roundtrip, for the period specified. Prices and availability are subject to change.

    All deals

    One way

    Roundtrip

    Select Singapore Airlines flight, departing Fri, Apr 30 from San Francisco to Phnom Penh, returning Sat, May 15, priced at $640 Found 7 hours ago

    Fri, Apr 30 - Sat, May 15 路 SFO 路 KTI 路 Roundtrip

    *Available to One Key members.