
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $262 (Cheapflightsfares) |
One-way from | $131 (Orbitz) |
Popular in | December |
Cheapest in | September |
Average price | $481 |
Good round-trip deal | $300 or less |
Good one-way deal | $131 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Cancún
IAD - CUN
IADCUN
Washington, D.C. Dulles Intl
Mon 5/11
8:23 am-11:05 am
Nonstop3h 42m
Cancun
Fri 5/15
11:14 am-3:45 pm
Nonstop3h 31m
Washington, D.C.Cancún
IAD - CUN
IADCUN
Washington, D.C. Dulles Intl
Sat 5/9
6:00 am-12:02 pm
1 stop7h 02m
Cancun
Wed 5/13
8:45 am-4:27 pm
1 stop6h 42m
BaltimoreCancún
BWI - CUN
BWICUN
Baltimore/Washington
Wed 5/13
6:00 am-2:18 pm
1 stop9h 18m
Cancun
Sat 5/16
5:22 pm-10:04 am
2 stops15h 42m
Washington, D.C.Cancún
IAD - CUN
IADCUN
Washington, D.C. Dulles Intl
Tue 4/28
6:00 am-4:40 pm
2 stops11h 40m
Cancun
Thu 5/7
6:00 am-3:10 pm
1 stop8h 10m
BaltimoreCancún
BWI - CUN
BWICUN
Baltimore/Washington
Mon 5/11
8:10 am-2:00 pm
1 stop6h 50m
Cancun
Fri 5/15
1:05 pm-5:35 pm
Nonstop3h 30m
Washington, D.C.Cancún
DCA - CUN
DCACUN
Washington, D.C. Reagan-National
Fri 5/1
12:40 pm-7:19 pm
1 stop7h 39m
Cancun
Tue 5/5
1:43 pm-10:15 pm
1 stop7h 32m
BaltimoreCancún
BWI - CUN
BWICUN
Baltimore/Washington
Tue 5/26
8:15 am-2:26 pm
1 stop7h 11m
Cancun
Fri 5/29
5:35 am-4:30 pm
1 stop9h 55m
BaltimoreCancún
BWI - CUN
BWICUN
Baltimore/Washington
Sun 5/3
9:00 am-2:01 pm
1 stop6h 01m
Cancun
Thu 5/7
12:35 pm-8:50 pm
1 stop7h 15m
BaltimoreCancún
BWI - CUN
BWICUN
Baltimore/Washington
Mon 4/20
6:08 am-6:35 pm
2 stops13h 27m
Cancun
Fri 4/24
8:05 am-8:17 pm
2 stops11h 12m
BaltimoreCancún
BWI - CUN
BWICUN
Baltimore/Washington
Wed 4/8
7:28 am-7:35 pm
2 stops13h 07m
Cancun
Tue 4/14
1:50 pm-10:30 pm
1 stop7h 40m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
The best time to book flights from Washington, D.C. to Cancún is 43 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Cancún (average of $197). Flying from Washington, D.C. to Cancún in June is currently the most expensive (average of $260). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. to Cancún as you normally would.
The most flights from WAS to CUN are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).
Atlanta (ATL) – chosen by Cheapflights users on 83% of 1-stop itineraries from Washington, D.C. to Cancún on Cheapflights.
Atlanta (ATL) is the most affordable 1-stop option, with an average round-trip price of $315.
Flights via Atlanta (ATL) have the shortest average one-way travel time for 1-stop routes: 5h 51m.
Flights via Mexico City (MEX) offer the fastest connection on this route, with an average layover time of 1h 15m.
About 11% of weekly flights between Washington, D.C. and Cancún have experienced delays in the past year, with the average delay time being 136 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Over the last year, United Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.
Overall
Food
Entertainment
Boarding
Crew
Comfort
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Food
Entertainment
Boarding
Crew
Comfort
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Food
Entertainment
Boarding
Crew
Comfort
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Food
Entertainment
Boarding
Crew
Comfort
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Food
Entertainment
Boarding
Crew
Comfort
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Food
Entertainment
Boarding
Crew
Comfort
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$110 | Average$431 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$133 | Average$463 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$165 | Average$455 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$178 | Average$538 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$199 | Average$395 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$274 | Average$579 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$284 | Average$573 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$286 | Average$347 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$325 | Average$464 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$491 | Average$642 | FlexibilityNo cancel fee | On-time63% |