San Salvador to Baltimore SAL → BWI
El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI)
The cheapest return found recently is $711 with United Airlines, 25 Oct – 9 Nov, found 3 days ago. The cheapest one-way found recently is $318 with United Airlines, 10 Dec, found yesterday.
Return
The cheapest return fare on each of 7 departure dates is usually $714 to $722.
Cheapest return found recently
$711
25 Oct – 9 Nov · United Airlines
El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI)
Leaves 6:00 a.m. · Return leaves 6:00 a.m. · 31 h 57 min of travel, both ways together
out 1 stop, back 1 stop
found 3 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$711 25 Oct – 9 Novfound 3 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $369 to $707.
At $711, the cheapest return found recently is above that range.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 7 departure dates from 25 Oct to 29 Nov, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 15-night return fares leaving within 3 days of 25 Oct to compare.
Every date we hold
16 fares on 7 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 25 Oct – 9 Nov | $711 | United Airlines | El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 8 Nov – 25 Nov | $721 | Copa Airlines | El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 15 Nov – 4 Dec | $722 | Copa Airlines | El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 21 Nov – 3 Dec | $720 | avianca airlines | El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | out 2 stops, back 3 stops | found 4 days ago | See prices for these dates |
| 22 Nov – 2 Dec | $712 | Copa Airlines | El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 23 Nov – 2 Dec | $715 | Copa Airlines | El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 29 Nov – 12 Dec | $1,041 | avianca airlines | El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | out 3 stops, back 2 stops | found 5 days ago | See prices for these dates |
Which month looks cheapest?
October 2026 is the cheapest month — from $711.
Airlines on the cheapest dates: Copa Airlines, avianca airlines, United Airlines.
One-way
The cheapest one-way fare on each of 8 departure dates is usually $368 to $409.
Cheapest one-way found recently
$318
10 Dec · United Airlines
El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI)
Leaves 2:05 a.m. · 13 h 12 min trip
1 stop
found yesterday
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$318 10 Decfound yesterdayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 17 days, 2 Oct to 18 Oct, the cheapest one-way we saw each day was $307 to $396.
17 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 8 departure dates from 8 Nov to 10 Dec, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 10 Dec to compare.
Every date we hold
8 fares on 8 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 8 Nov | $408 | United Airlines | El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | 1 stop | found 2 days ago | Open this trip |
| 9 Nov | $408 | United Airlines | El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | 1 stop | found 2 days ago | Open this trip |
| 12 Nov | $374 | Volaris El Salvador | El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | 2 stops | found 3 days ago | Open this trip |
| 15 Nov | $413 | United Airlines | El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | 2 stops | found 4 days ago | Open this trip |
| 23 Nov | $410 | United Airlines | El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | 1 stop | found 4 days ago | Open this trip |
| 2 Dec | $368 | Volaris El Salvador | El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | 2 stops | found 3 days ago | Open this trip |
| 4 Dec | $366 | Volaris El Salvador | El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | 2 stops | found 4 days ago | Open this trip |
| 10 Dec | $318 | United Airlines | El Salvador International Airport (SAL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | 1 stop | found yesterday | Open this trip |
Which month looks cheapest?
December 2026 is the cheapest month — from $318.
Airlines on the cheapest dates: United Airlines, Volaris El Salvador.
Premium cabin fares from San Salvador to Baltimore
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 25 Oct – 9 Nov in another cabin: Premium economy · Business · First
Today's prices for 10 Dec in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for San Salvador to Baltimore?
Return
Fares 90 to 179 days before departure were typically 39% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $689 | $379 | +63% | 13 |
| 7–13 days | $668 | $369 | +58% | 18 |
| 14–29 days | $646 | $399 | +53% | 21 |
| 30–59 days | $645 | $603 | +53% | 20 |
| 60–89 days | $760 | $760 | +80% | 10 |
| 90–179 days | $422 | $422 | Cheapest seen | 9 |
One-way
Not enough history yet: in 17 days of one-way prices, 2 Oct to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
San Salvador → Washington
57 km from Baltimore
$668
$43 less than flying to Baltimore
27 Oct – 15 Nov · SAL → IAD · out 1 stop, back 1 stop
found yesterday
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 25 Oct – 9 Nov. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work