--- title: "Sihanoukville (KOS) airport: direct flights & routes" description: "Flights to and from Sihanoukville (KOS): 7 nonstop destinations on 5 airlines, including Siem Reap, Ho Chi Minh City and Kuala Lumpur. See who flies each one on 2LNR." canonical: "https://2lnr.com/routes/kos" url: "https://2lnr.com/routes/kos.md" date_modified: "2026-10-24T14:14:53Z" --- # Direct flights from Sihanoukville (KOS) Sihanouk International Airport (KOS) is a small station in Sihanoukville, Cambodia with nonstop service to 7 destinations, flown by 5 airlines, led by Angkor Air, Ruili Airlines, and AirAsia. The schedule below is every nonstop KOS route in 2LNR's schedule data. Route data refreshed October 24, 2026. Routes and carriers reflect the schedule data behind 2LNR's route map. Updated October 24, 2026. Explore Sihanoukville routes on the interactive map [Get started free](https://2lnr.com/login) 7 Nonstop destinations 5 Airlines serving KOS Free To get started ## About Sihanouk International Airport (KOS) Sihanouk International Airport (KOS) is the airport serving Sihanoukville, Cambodia. Its ICAO code is VDSV. Departure and arrival times at KOS are local to the Asia/Phnom\_Penh time zone. Its nonstop network reaches 7 destinations across 4 countries. ## Every nonstop route from Sihanoukville This page carries every nonstop route from KOS in 2LNR's schedule data, with the airlines that operate each one and how often it runs. Pick a destination below for that route's own schedule and timetable. ### Every nonstop from here Each KOS nonstop in 2LNR's schedule data opens its own route page, with who flies it and how often. ### Plan on the map Explore every KOS nonstop on the interactive route map, with connections and route statistics. ## All nonstop destinations from Sihanoukville (KOS) These are the city pairs behind flights to and from Sihanoukville: 7 nonstop destinations with active service at Sihanouk International Airport. Each route links to its own schedule. - [Sihanoukville to Ho Chi Minh City flights (KOS-SGN)](https://2lnr.com/routes/kos-sgn.md): Angkor Air\ [Return: Ho Chi Minh City to Sihanoukville](https://2lnr.com/routes/sgn-kos.md) - [Sihanoukville to Kuala Lumpur flights (KOS-KUL)](https://2lnr.com/routes/kos-kul.md): AirAsia and KT\ [Return: Kuala Lumpur to Sihanoukville](https://2lnr.com/routes/kul-kos.md) - [Sihanoukville to Kunming flights (KOS-KMG)](https://2lnr.com/routes/kos-kmg.md): Ruili Airlines\ [Return: Kunming to Sihanoukville](https://2lnr.com/routes/kmg-kos.md) - Sihanoukville to Phnom Penh (Boeng Khyang) flights (KOS-KTI): Cambodia Airways - [Sihanoukville to Shenzhen flights (KOS-SZX)](https://2lnr.com/routes/kos-szx.md): Angkor Air\ [Return: Shenzhen to Sihanoukville](https://2lnr.com/routes/szx-kos.md) - [Sihanoukville to Siem Reap flights (KOS-SAI)](https://2lnr.com/routes/kos-sai.md): Angkor Air\ [Return: Siem Reap to Sihanoukville](https://2lnr.com/routes/sai-kos.md) - [Sihanoukville to Wuxi flights (KOS-WUX)](https://2lnr.com/routes/kos-wux.md): Ruili Airlines\ [Return: Wuxi to Sihanoukville](https://2lnr.com/routes/wux-kos.md) Explore KOS routes on the interactive map → ## Nonstop flights to Sihanoukville (KOS) 7 airports have nonstops to Sihanouk International Airport in 2LNR's schedule data. Here they are, with the airlines that fly each route. - [Ho Chi Minh City to Sihanoukville flights (SGN-KOS)](https://2lnr.com/routes/sgn-kos.md): Angkor Air - [Kuala Lumpur to Sihanoukville flights (KUL-KOS)](https://2lnr.com/routes/kul-kos.md): AirAsia and KT - [Kunming to Sihanoukville flights (KMG-KOS)](https://2lnr.com/routes/kmg-kos.md): Ruili Airlines - Phnom Penh (Boeng Khyang) to Sihanoukville flights (KTI-KOS): Cambodia Airways - [Shenzhen to Sihanoukville flights (SZX-KOS)](https://2lnr.com/routes/szx-kos.md): Angkor Air - [Siem Reap to Sihanoukville flights (SAI-KOS)](https://2lnr.com/routes/sai-kos.md): Angkor Air - [Wuxi to Sihanoukville flights (WUX-KOS)](https://2lnr.com/routes/wux-kos.md): Ruili Airlines ## Airlines that fly out of Sihanoukville (KOS) The carriers with nonstop service from Sihanouk International Airport, ordered by how many destinations each one reaches. Each links to that airline's full route map. - [Angkor Air (K6)](https://2lnr.com/routes/airlines/k6.md) - [Ruili Airlines (DR)](https://2lnr.com/routes/airlines/dr.md) - [AirAsia (AK)](https://2lnr.com/routes/airlines/ak.md) ## Alternative airports near Sihanoukville (KOS) Nearby airports with nonstop service of their own, closest first. Distances are great-circle between the two airports' coordinates, not driving time, so check the ground connection before you treat one as a substitute. - [Koh Kong (DSY)](https://2lnr.com/routes/dsy.md) (27 miles, 1 nonstop destination) - [Phu Quoc Island (PQC)](https://2lnr.com/routes/pqc.md) (42 miles, 28 nonstop destinations) - [Phnom Penh (Boeng Khyang) (KTI)](https://2lnr.com/routes/kti.md) (109 miles, 34 nonstop destinations) - [Rach Gia (VKG)](https://2lnr.com/routes/vkg.md) (114 miles, 1 nonstop destination) - [Laem Ngop (TDX)](https://2lnr.com/routes/tdx.md) (139 miles, 1 nonstop destination) [Cambodia flights by airport](https://2lnr.com/routes/to/cambodia.md) - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## Frequently asked questions about Sihanoukville (KOS) **How many nonstop destinations does Sihanouk International Airport (KOS) serve?** Sihanouk International Airport has active nonstop service to 7 destinations in 2LNR's schedule data. The busiest markets from KOS are Siem Reap, Ho Chi Minh City, and Kuala Lumpur. The full list, with who flies each route and, where 2LNR tracks the carrier, upgrade and award space by date, is on this page. **Which airlines fly out of Sihanoukville (KOS)?** The carriers with nonstop service from Sihanouk International Airport are listed in full on this page, each linked to its own route map. Angkor Air, Ruili Airlines, and AirAsia run the most routes from Sihanoukville, in that order. In 2LNR's schedule data that is 5 airlines in total. **How many airlines fly out of KOS?** 2LNR's schedule data currently shows 5 airlines with at least one nonstop route from Sihanoukville (KOS). That figure counts the carrier operating the flight rather than every carrier that sells a seat on it, so a codeshare marketed by a partner is not counted twice, and it moves with the season. **Does 2LNR show upgrade or award space from KOS?** Not from KOS: 2LNR doesn't show award or upgrade space on any route from it. Pick any destination on this page to open that route's nonstop schedule and timetable instead. **Does 2LNR track flights from KOS?** Every nonstop route from Sihanouk International Airport in 2LNR's schedule data is listed here, 7 destinations in total, with who flies each one. 2LNR doesn't show award or upgrade space on these routes, so this page carries the schedule rather than a space claim. **Where can you fly nonstop from Sihanoukville (KOS)?** From Sihanoukville (KOS), 2LNR's schedule data shows nonstop flights to Ho Chi Minh City, Kuala Lumpur, Kunming, Phnom Penh (Boeng Khyang), Shenzhen, Siem Reap, and Wuxi. This page lists every one, with the airlines that fly it. ## Every nonstop from KOS, who flies it and when Open any route for its timetable and who flies it. Where 2LNR tracks the carrier, upgrade and award space shows by date, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)