Compare live prices for IAD to SJO on
Wed, 15 Apr 2026. Use the search panel
to change origin, destination, passengers, cabin and trip type instantly.
IAD → SJOApprox. 3288.43 km15 Apr 2026Live inventory
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IAD→SJO
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Showing 25
of 149
live flights
AVIANCA
AV-655
03:40
04/15/2026
IAD
4h 50m
Non-stop
08:30
04/15/2026
SJO
₹13,371
per person
✕ Non-refundable11 fare options
Avianca
AV-655
03:40
04/15/2026
IAD
4h 50m
1 Stop
⏱ GUA · 1h 10m
08:30
04/15/2026
SJO
₹13,685
per person
✕ Non-refundable
AVIANCA
AV-583
17:35
04/15/2026
IAD
6h 5m
1 Stop
⏱ SAL · 2h 25m
23:40
04/15/2026
SJO
₹14,066
per person
✕ Non-refundable11 fare options
Aerovias Nacionales De Colombia Sa
AV-591
04:10
04/15/2026
IAD
7h 20m
1 Stop
⏱ SAL · 3h 40m
11:30
04/15/2026
SJO
₹14,066
per person
✕ Non-refundable7 fare options
Aerovias Nacionales De Colombia Sa
AV-581
05:45
04/15/2026
IAD
5h 45m
1 Stop
⏱ SAL · 2h 5m
11:30
04/15/2026
SJO
₹14,066
per person
✕ Non-refundable7 fare options
Aerovias Nacionales De Colombia Sa
AV-583
17:35
04/15/2026
IAD
15h 10m
1 Stop
⏱ SAL · 11h 30m
08:45
04/16/2026
+1
SJO
₹15,009
per person
✕ Non-refundable7 fare options
Aerovias Nacionales De Colombia Sa
AV-581
05:45
04/15/2026
IAD
13h 5m
1 Stop
⏱ SAL · 9h 30m
18:50
04/15/2026
SJO
₹15,009
per person
✕ Non-refundable7 fare options
Avianca
AV-591
04:10
04/15/2026
IAD
14h 40m
1 Stop
⏱ SAL · 11h 5m
18:50
04/15/2026
SJO
₹15,009
per person
✕ Non-refundable4 fare options
Aerovias Nacionales De Colombia Sa
AV-581
05:45
04/15/2026
IAD
27h 0m
1 Stop
⏱ SAL · 23h 25m
08:45
04/16/2026
+1
SJO
₹15,669
per person
✕ Non-refundable6 fare options
Aerovias Nacionales De Colombia Sa
AV-583
17:35
04/15/2026
IAD
17h 55m
1 Stop
⏱ SAL · 14h 10m
11:30
04/16/2026
+1
SJO
₹15,669
per person
✕ Non-refundable7 fare options
Aerovias Nacionales De Colombia Sa
AV-581
05:45
04/15/2026
IAD
17h 55m
1 Stop
⏱ SAL · 14h 20m
23:40
04/15/2026
SJO
₹15,669
per person
✕ Non-refundable6 fare options
Avianca
AV-591
04:10
04/15/2026
IAD
19h 30m
1 Stop
⏱ SAL · 15h 55m
23:40
04/15/2026
SJO
₹15,669
per person
✕ Non-refundable4 fare options
Southwest Airlines
WN-3220
13:10
04/15/2026
DCA
5h 50m
1 Stop
⏱ HOU · 1h 5m
19:00
04/15/2026
SJO
₹16,385
per person
✓ Refundable🔥 Last 4 seats4 fare options
Southwest Airlines
WN-1729
06:00
04/15/2026
DCA
13h 0m
1 Stop
⏱ HOU · 8h 10m
19:00
04/15/2026
SJO
₹16,385
per person
✓ Refundable🔥 Last 4 seats4 fare options
American Airlines
AA-3073
20:11
04/15/2026
IAD
16h 57m
2 Stops
⏱ CLT · 9h 21m⏱ MIA · 2h 54m
13:08
04/16/2026
+1
SJO
₹17,125
per person
✕ Non-refundable
United Airlines
UA-1450
06:00
04/15/2026
DCA
6h 21m
1 Stop
⏱ IAH · 1h 7m
12:21
04/15/2026
SJO
₹17,355
per person
✕ Non-refundable🔥 Last 4 seats6 fare options
United Airlines
UA-1131
06:00
04/15/2026
IAD
6h 21m
1 Stop
⏱ IAH · 1h 9m
12:21
04/15/2026
SJO
₹17,578
per person
✕ Non-refundable🔥 Last 1 seats12 fare options
United Airlines
UA-2437
22:11
04/15/2026
IAD
12h 0m
1 Stop
⏱ IAH · 6h 52m
10:11
04/16/2026
+1
SJO
₹17,578
per person
✕ Non-refundable12 fare options
United Airlines
UA-1678
19:59
04/15/2026
DCA
14h 12m
1 Stop
⏱ IAH · 8h 54m
10:11
04/16/2026
+1
SJO
₹17,578
per person
✕ Non-refundable5 fare options
United Airlines
UA-1678
19:59
04/15/2026
DCA
16h 22m
1 Stop
⏱ IAH · 11h 4m
12:21
04/16/2026
+1
SJO
₹17,590
per person
✓ Refundable🔥 Last 3 seats2 fare options
United Airlines
UA-2437
22:11
04/15/2026
IAD
14h 10m
1 Stop
⏱ IAH · 9h 2m
12:21
04/16/2026
+1
SJO
₹17,602
per person
✕ Non-refundable🔥 Last 3 seats9 fare options
United Airlines
UA-2217
17:37
04/15/2026
IAD
16h 34m
1 Stop
⏱ IAH · 11h 18m
10:11
04/16/2026
+1
SJO
₹17,602
per person
✕ Non-refundable9 fare options
United Airlines
UA-2095
17:50
04/15/2026
BWI
16h 21m
1 Stop
⏱ IAH · 11h 15m
10:11
04/16/2026
+1
SJO
₹17,953
per person
✕ Non-refundable5 fare options
United Airlines
UA-2217
17:37
04/15/2026
IAD
18h 44m
1 Stop
⏱ IAH · 13h 28m
12:21
04/16/2026
+1
SJO
₹18,112
per person
✕ Non-refundable🔥 Last 3 seats9 fare options
United Airlines
UA-1131
06:00
04/15/2026
IAD
28h 11m
1 Stop
⏱ IAH · 22h 59m
10:11
04/16/2026
+1
SJO
₹18,112
per person
✕ Non-refundable9 fare options
😕 No flights match your filters.
Washington DC (IAD)
📍 Washington Dulles International Airport
🌍 United States
🕐 GMT -5
📐 Latitude: 38.94449997
📐 Longitude: -77.45580292
San Jose (SJO)
📍 Juan Santamaria International Airport
🌍 Costa Rica
🕐 GMT -6
📐 Latitude: 9.993860244750977
📐 Longitude: -84.20880126953125
✈ Distance: Washington DC,USA to San Jose,Costa Rica — 3288.43 km
📅 Results on this page are loaded for 15 Apr 2026. Click View all flights for the complete live search.
Washington DC to San Jose — what to expect when booking
The IAD–SJO route is served by multiple carriers throughout the year.
Fares on this route can move quickly — a price available now may not be there 30 minutes later.
If your dates are flexible, try shifting your departure by a day or two using the date strip above.
Mid-week departures often show lower base fares compared to weekend starts on many routes.
The distance between Washington DC,USA and San Jose,Costa Rica is approximately
3288.43 km.
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❓ Frequently asked questions — Washington DC to San Jose flights
Generally yes — fares on most routes are most competitive around 4–6 weeks before departure. Booking earlier usually means better availability and a lower base fare when your dates are fixed.
The straight-line distance between Washington DC,USA (IAD) and San Jose,Costa Rica (SJO) is approximately 3288.43 km. Actual flying distance may vary slightly depending on routing.
Non-stop availability on this route varies by airline schedule and season. Use the filters below to quickly check whether direct options are available on your selected date.
Mid-week departures often show lower prices than weekend travel on many routes. Use the date strip above to compare nearby days quickly.