Cambodia entry requirements for United States passport holders
US citizens traveling to Cambodia can get a visa on arrival for tourism or business. The standard tourist visa costs $30 USD and allows a 30-day stay. This is the simplest way to enter, but you can also pre-arrange an e-visa online to avoid the queue at major airports.
Entry requirements
| Requirement | Details | Status |
|---|---|---|
| eVisa application Apply online before travel | Apply at evisa.gov.kh. The eVisa costs $30 USD, is valid for 90 days, and permits a single entry for up to 30 days. Processing takes 3 working days — apply at least a week before departure.Apply for eVisa | Required |
| Valid passport Must cover your stay | Your passport must be valid for at least 6 months beyond your date of entry. Airlines check this at check-in — if your passport expires sooner, you'll be denied boarding. | Required |
| Return or onward ticket Show proof of departure | Immigration officers routinely ask for a flight out of Cambodia within your visa period. Have a printed or digital copy of your onward ticket ready. | Required |
| Proof of accommodation Hotel booking or host address | Officers may ask where you're staying. Have a hotel confirmation or a letter from your host with their address and phone number. | Recommended |
| Proof of funds Cash or bank statement | Carry at least $500 USD in cash or have a bank statement showing sufficient funds. ATMs are widely available in cities but not always reliable in rural areas. | Recommended |
What happens at the border
Staying longer & fees
Visa options if you want to stay beyond the free limit:
Standard option for tourism; can be extended once.
Requires company sponsorship or business purpose; renewable monthly.
For retirees aged 55+; requires proof of funds and health insurance.
Convenient online application; single entry only.
| Service | Cost |
|---|---|
| Visa on Arrival (Tourist)Payable in cash (USD) upon arrival at major airports and land borders. | $30 USD |
| Visa on Arrival (Business)For business purposes; requires supporting documents. | $35 USD |
| eVisa (Tourist)Apply online before travel; valid for single entry, 30 days stay. | $36 USD |
| Overstay fineMaximum fine is $500 USD; pay at immigration before departure. | $10 USD per day |
| Stay extension (Tourist)Extendable once for 30 days at immigration office; processing fee varies. | $45 USD (approx.) |
Common reasons for entry denial
Approval probability calculator
Answer 6 quick questions — we'll estimate how likely you are to be approved for entry based on typical immigration patterns.
Transiting through Cambodia
US passport holders do not need a transit visa for airside transit at Cambodian airports. You may remain in the international transit area without passing through immigration.
- If you need to enter Cambodia (e.g., to change airports or collect luggage), you must obtain a visa on arrival or eVisa.
Health & vaccines for Cambodia
Mosquito-borne; common in urban and rural areas, especially rainy season.
Risk in rural and forested areas, especially near borders. Prophylaxis recommended for those areas.
Common due to contaminated food/water. Stick to bottled water and well-cooked food.
Risk is highest in rural and forested areas, especially in the provinces of Mondulkiri, Ratanakiri, and along the Thai border. Prophylaxis recommended for those areas.
Based on CDC and WHO guidance. Consult a travel medicine clinic 4–6 weeks before departure for personalised advice.
Immigration offices for extensions
Main office for visa extensions and overstay payment; bring passport, photos, and fee.
Handles extensions for tourists; less crowded than Phnom Penh.
Practical information for US travellers
Getting to Cambodia
Nearby destinations you can also visit
Countries close to Cambodia — with your same passport.