Flight Time: Washington, D.C. (IAD) to Cancún (CUN)
Nonstop flight time: ~3 hours 45 minutes – 4 hours 20 minutes.
| Factor | Typical Impact |
|---|
| Airline / aircraft | 737 MAX / A321neo: ~3h 45m; widebody: ~4h 10m |
| Wind (jet stream) | Winter headwinds add 15–25 min; summer tailwinds subtract 10–15 min |
| Route / ATC | Standard overwater corridor; occasional weather deviations |
| Taxi + ground time | Add 30–45 min each end for gate-to-gate |
Current Nonstop Operators (2024)
- United (IAD–CUN, daily, 737/A321)
- American (DCA–CUN, seasonal; IAD–CUN limited)
- Southwest (BWI–CUN, not IAD)
Connecting Options
Via MIA, CLT, ATL, DFW, IAH: 5.5–8 hours total. Often cheaper but rarely time-competitive.
Tip: Book morning departures for best on-time performance; afternoon thunderstorms in Yucatán can delay returns.
Wanderlust World