Flight prices from Chicago O'Hare to Phnom Penh

There’s no fixed price — fares between Chicago and Phnom Penh can vary a lot by day or time.

Choose a date to explore the best fares now.

The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.

Planning flights between Chicago and Phnom Penh? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in Chicago: 3 airports are listed in Chicago - Midway, O'Hare, Rockford.
• Airports in Phnom Penh: Only Phnom Penh - Techo International is currently available.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Flight filters for the route Chicago O'Hare – Phnom Penh

Customize your search on Jetcost to focus only on flights that suit your needs. Whether you want a direct connection, specific airline, or shorter layover, filters help you find it faster.

Other popular destinations

Flights to Cambodia are often searched alongside: Phnom Penh, Siem Reap, Sihanoukville.

The cheapest flights might leave at odd hours or arrive at less central airports — keep that in mind. If you travel often, you can always select your trusted airlines from the available options.