Find cheap flights to Siem Reap from $506
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Find deals from Washington, D.C. to Siem Reap
Find one-way and return tickets at the lowest prices, whether last-minute or planned in advance.
Find deals from Washington, D.C. to Siem Reap
Find one-way and return tickets at the lowest prices, whether last-minute or planned in advance.
Cheapest time to fly from Washington, D.C. to Siem Reap
Flexible with dates? We find the best prices for the week around your selected date. Prices may vary after you search.
One-way
| Sun, Feb 1 - Sat, Feb 7 | $733 |
| Sun, Feb 8 - Sun, Feb 15 | $579 |
| Mon, Feb 16 - Mon, Feb 23 | $588 |
| Tue, Feb 24 - Sat, Feb 28 | $539 |
| Sun, Mar 1 - Sat, Mar 7 | $529 |
| Sun, Mar 8 - Sun, Mar 15 | $591 |
| Mon, Mar 16 - Mon, Mar 23 | $511 |
| Tue, Mar 24 - Tue, Mar 31 | $577 |
| Wed, Apr 1 - Tue, Apr 7 | $507 |
| Wed, Apr 8 - Wed, Apr 15 | $637 |
| Thu, Apr 16 - Thu, Apr 23 | $720 |
| Fri, Apr 24 - Thu, Apr 30 | $499 |
Round-trip
| Sun, Feb 1 - Sat, Feb 7 | $1,396 |
| Sun, Feb 8 - Sun, Feb 15 | $1,259 |
| Mon, Feb 16 - Mon, Feb 23 | $1,194 |
| Tue, Feb 24 - Sat, Feb 28 | $1,037 |
| Sun, Mar 1 - Sat, Mar 7 | $1,002 |
| Sun, Mar 8 - Sun, Mar 15 | $1,057 |
| Mon, Mar 16 - Mon, Mar 23 | $1,046 |
| Tue, Mar 24 - Tue, Mar 31 | $1,160 |
| Wed, Apr 1 - Tue, Apr 7 | $1,063 |
| Wed, Apr 8 - Wed, Apr 15 | $1,358 |
| Thu, Apr 16 - Thu, Apr 23 | $1,060 |
| Fri, Apr 24 - Thu, Apr 30 | $1,650 |
Weather in Siem Reap
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 31°C | 21°C |
| February | 33°C | 23°C |
| March | 35°C | 25°C |
| April | 35°C | 26°C |
| May | 34°C | 26°C |
| June | 32°C | 25°C |
| July | 31°C | 24°C |
| August | 31°C | 25°C |
| September | 30°C | 24°C |
| October | 30°C | 24°C |
| November | 30°C | 23°C |
| December | 30°C | 21°C |
14 day forecast
Flight connections and travel options
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Airports in and near Siem Reap
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