Leave for SJO with sufficient time to clear security. Self-check kiosks and baggage drop-off are available, but arrive at least 3 hours before your flight.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $187 (Cheapflightsfares) |
One-way from | $106 (Cheapflightsfares) |
Popular in | April |
Cheapest in | October |
Average price | $292 |
Good round-trip deal | $211 or less |
Good one-way deal | $212 or less |
Fly from
Fly to
Route
Depart
Return
Price
San JoséWashington, D.C.
SJO - IAD
SJOIAD
San José Juan Santamaria Intl
Sat 12/13
8:45 am-10:21 pm
1 stop12h 36m
Washington, D.C. Dulles Intl
Tue 3/31
6:00 am-12:21 pm
1 stop8h 21m
San JoséWashington, D.C.
SJO - DCA
SJODCA
San José Juan Santamaria Intl
Fri 2/13
8:45 am-6:44 pm
1 stop8h 59m
Washington, D.C. Reagan-National
Sat 2/21
8:10 am-8:39 pm
1 stop13h 29m
San JoséWashington, D.C.
SJO - DCA
SJODCA
San José Juan Santamaria Intl
Wed 12/3
11:28 pm-10:29 am
1 stop10h 01m
Washington, D.C. Reagan-National
Mon 12/8
6:00 am-1:15 pm
1 stop8h 15m
San JoséWashington, D.C.
SJO - DCA
SJODCA
San José Juan Santamaria Intl
Tue 2/10
6:30 am-6:41 pm
1 stop11h 11m
Washington, D.C. Reagan-National
Tue 2/24
8:10 am-6:16 pm
1 stop11h 06m
San JoséBaltimore
SJO - BWI
SJOBWI
San José Juan Santamaria Intl
Thu 12/25
6:30 am-11:58 pm
1 stop16h 28m
Baltimore/Washington
Wed 12/31
6:04 pm-10:32 pm
1 stop29h 28m
San JoséBaltimore
SJO - BWI
SJOBWI
San José Juan Santamaria Intl
Thu 1/29
8:45 am-10:25 pm
1 stop12h 40m
Baltimore/Washington
Wed 2/4
12:25 pm-6:16 pm
1 stop30h 51m
San JoséBaltimore
SJO - BWI
SJOBWI
San José Juan Santamaria Intl
Tue 1/27
6:30 am-2:11 pm
2 stops30h 41m
Baltimore/Washington
Wed 2/4
12:25 pm-6:16 pm
1 stop30h 51m
San JoséBaltimore
SJO - BWI
SJOBWI
San José Juan Santamaria Intl
Tue 12/23
8:45 am-9:26 pm
2 stops35h 41m
Baltimore/Washington
Wed 12/31
6:15 am-8:39 pm
2 stops39h 24m
San JoséBaltimore
SJO - BWI
SJOBWI
San José Juan Santamaria Intl
Thu 4/23
11:13 am-10:43 pm
1 stop9h 30m
Baltimore/Washington
Thu 4/30
6:17 am-7:37 pm
2 stops15h 20m
San JoséWashington, D.C.
SJO - DCA
SJODCA
San José Juan Santamaria Intl
Fri 5/1
12:55 pm-10:34 pm
1 stop7h 39m
Washington, D.C. Reagan-National
Tue 5/5
6:59 am-11:55 am
1 stop6h 56m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
The best time to book flights from San José to Washington, D.C. is 47 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, July is the cheapest month in which you can book a flight from San José to Washington, D.C. (average of $139). Flying from San José to Washington, D.C. in September is currently the most expensive (average of $220). 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.
It’s optimal to fly from San José to Washington, D.C. in the afternoon. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight at noon.
Travelers seeking maximum savings on their San José to Washington, D.C. flight should consider departing on Sunday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Overall
Comfort
Boarding
Crew
Entertainment
Food
Reviews
Jim,Nov 2025
AVL - ATL
Overall
Comfort
Boarding
Crew
Entertainment
Food
Reviews
Jim,Nov 2025
AVL - ATL
Overall
Comfort
Boarding
Crew
Entertainment
Food
Reviews
Jim,Nov 2025
AVL - ATL
Overall
Comfort
Boarding
Crew
Entertainment
Food
Reviews
Jim,Nov 2025
AVL - ATL
Overall
Comfort
Boarding
Crew
Entertainment
Food
Reviews
Jim,Nov 2025
AVL - ATL
Overall
Comfort
Boarding
Crew
Entertainment
Food
Reviews
Jim,Nov 2025
AVL - ATL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$171 | Average$329 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$194 | Average$266 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$210 | Average$376 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$216 | Average$416 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$218 | Average$348 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$225 | Average$363 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$234 | Average$310 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$246 | Average$467 | FlexibilityNo cancel fee | On-time63% |