The Dulles to San Salvador (San Luis Talpa) route connects Washington Dulles International Airport (IAD) in US with Monseñor Óscar Arnulfo Romero International Airport (SAL) in SV. This medium-haul flight covers approximately 1903 miles (3063 km) with a typical flight time of 4h 2m. This route is served by 9 airlines: Avianca - Aerovias Nacionales de Colombia Airlines, Avianca El Salvador, SalamAir and others. AirportRoutes has tracked 17 unique flight numbers on this route.
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The IAD → SAL route links Washington Dulles International Airport with El Salvador’s main gateway near San Salvador, covering 1,903 miles (3,063 km). It’s a key corridor for visiting friends and family, government and NGO travel tied to the capital region, and leisure trips to beaches and volcano country. Typical nonstop flight time is about 4.5–5.5 hours (longer with connections). Travelers choose it for straightforward access to the San Salvador metro area and the Pacific coast, plus convenient onward ground transfers from the airport at San Luis Talpa. With one ticket, you can move from the U.S. Mid-Atlantic to Central America’s compact, culture-rich heart in a single afternoon or evening.
Book early for holidays and school breaks, when fares often rise; shoulder-season deals are common. For reference, a taxi or rideshare-style transfer to San Salvador can run US$25–45 (about $25–45), while intercity buses may cost US$1–3 (about $1–3). At IAD, arrive 3 hours before departure for international check-in and security; verify terminal and gate changes in the airline app. At SAL, expect immigration lines to vary by arrival bank; keep your address and onward plan handy. Pack light layers—cabins can be cool—plus a pen for forms. Pre-arrange airport pickup if landing late, and confirm baggage allowances on regional connections.
San Salvador (and the airport area in San Luis Talpa) offers fast access to city culture and coastal escapes. In the capital, visit the Historic Center for the Metropolitan Cathedral and plazas, and explore Museo de Arte de El Salvador (MARTE) for modern works. For views and cooler air, head to Boquerón National Park on the San Salvador Volcano. Day trips to Suchitoto add colonial streets and lake scenery, while the Ruta de las Flores brings markets and mountain towns. Don’t miss pupusas—often US$0.75–1.50 (about $0.75–1.50) each—plus yuca frita, seafood on the coast, and locally roasted coffee. Popular bases include Escalón and San Benito for dining and hotels.
The driest, most reliable weather is typically November to April, ideal for city exploring and volcano hikes. May to October is the rainy season, with greener landscapes and frequent afternoon showers; pricing can be lower outside major holidays. Peak demand often clusters around December–January and Semana Santa (March/April), when airfares and hotels rise. For a balance of weather and value, consider late April–June or September–early November, watching for storm-related schedule disruptions during the wettest weeks.
Washington Dulles International Airport
KIADIADMonseñor Óscar Arnulfo Romero International Airport
MSLPSAL9
Operators17
Tracked Flights1903
Miles4h 2m
Flight Duration
| Airline | ICAO | IATA |
|---|---|---|
| Avianca |
AVA
|
AV
|
| Avianca El Salvador |
TAI
|
TA
|
| SalamAir |
OMS
|
OV
|
| Volaris El Salvador |
VOS
|
N3
|
| Avianca Costa Rica |
LRC
|
LR
|
| Frontier |
FFT
|
F9
|
| Volaris Costa Rica |
VOC
|
Q6
|
| United |
UAL
|
UA
|
| Volaris |
VOI
|
Y4
|
| Day | Flights Observed | Frequency | Activity |
|---|---|---|---|
| Monday | 134 | 17% |
|
| Tuesday | 108 | 14% |
|
| Wednesday | 127 | 16% |
|
| Thursday | 106 | 13% |
|
| Friday | 83 | 10% |
|
| Saturday | 133 | 17% |
|
| Sunday | 107 | 13% |
|
Pattern Analysis
| Airline | Flight Numbers | Aircraft Type | Typical Time | Days Active | Last Seen | Status |
|---|---|---|---|---|---|---|
|
United
UAL
/ UA
|
- | - | - |
M
T
W
T
F
S
S
|
Jul 2, 2026 | Active |
|
Avianca
AVA
/ AV
|
|
A20N | 04:10 4:10 AM (Representative) |
M
T
W
T
F
S
S
|
Jul 2, 2026 | Active |
|
Avianca Costa Rica
LRC
/ LR
|
A320 | 05:45 5:45 AM (Representative) |
M
T
W
T
F
S
S
|
Jul 2, 2026 | Active | |
|
Avianca El Salvador
TAI
/ TA
|
A20N | 04:10 4:10 AM (Representative) |
M
T
W
T
F
S
S
|
Jul 2, 2026 | Active | |
|
Frontier
FFT
/ F9
|
A20N | 12:33 12:33 PM (Representative) |
M
T
W
T
F
S
S
|
Jul 2, 2026 | Active | |
|
SalamAir
OMS
/ OV
|
A320 | 02:55 2:55 AM (Representative) |
M
T
W
T
F
S
S
|
Jul 2, 2026 | Active | |
|
Volaris
VOI
/ Y4
|
- | A320 | - |
M
T
W
T
F
S
S
|
Jul 2, 2026 | Active |
|
Volaris El Salvador
VOS
/ N3
|
A20N | 02:55 2:55 AM (Representative) |
M
T
W
T
F
S
S
|
Jul 2, 2026 | Active | |
|
Volaris Costa Rica
VOC
/ Q6
|
- | A20N | - |
M
T
W
T
F
S
S
|
Jul 2, 2026 | Active |
| Departure Time | Operator | ICAO | IATA |
|---|---|---|---|
| 02:55 2:55 AM | SalamAir |
OMS
|
OV
|
| 02:55 2:55 AM | Volaris El Salvador |
VOS
|
N3
|
| 04:10 4:10 AM | Avianca |
AVA
|
AV
|
| 04:10 4:10 AM | Avianca El Salvador |
TAI
|
TA
|
| 05:45 5:45 AM | Avianca Costa Rica |
LRC
|
LR
|
| 12:33 12:33 PM | Frontier |
FFT
|
F9
|
Time Information
Times are shown in the departure airport's local timezone (KIAD - America/New_York).