Ronald Reagan National Airport DCA to Hong Kong HKG flight with United

Since neither Ronald Reagan National Airport, VA (DCA) nor Hong Kong are in the Schengen Area, passport requirements depend on the specific immigration rules of USA and Hong Kong (China). Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.

There is a time difference of 13 h in winter and 12 h in summer between Ronald Reagan National Airport, VA (DCA) and Hong Kong.

The best events to attend in Hong Kong include:

• Chinese New Year, a vibrant celebration filled with parades, fireworks, and traditional lion dances
• Hong Kong Arts Festival, an annual showcase of local and international performing arts including theater, music, and dance
• Clockenflap Music and Arts Festival, a dynamic outdoor festival featuring international music acts, art installations, and cultural experiences.

The best holidays to experience in Hong Kong include:

• Chinese New Year, vibrant celebrations with stunning fireworks and festive atmosphere
• National Day, spectacular fireworks and cultural performances celebrating the city’s heritage
• Mid-Autumn Festival, enchanting lantern displays and mooncake festivities that showcase local traditions.

The best seasons to visit Hong Kong are Fall or Winter. The best weather to explore Hong Kong is during October-November or March-April.

For international flights we recommend to arrive 2.5 to 3 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.

Most airlines permit carry-on bags that fit within specific dimensions (e. G. 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.

Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs).
Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you.
Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.

The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.