Cheapest return flights from Ontario to San Salvador in March from $335
AirHint found the following cheapest return flights from Ontario (ONT) to San Salvador (SAL)
in March 2026 (see full year ).
Return flights
23 Mar
- 31 Mar
American Airlines
$ 335
07 Mar
- 14 Mar
Avianca
$ 360
direct
07 Mar
- 12 Mar
Avianca
$ 360
direct
03 Mar
- 12 Mar
Avianca
$ 366
direct
10 Mar
- 19 Mar
Avianca
$ 369
direct
31 Mar
- 06 Apr
Frontier Airlines
$ 383
03 Mar
- 10 Mar
Avianca
$ 388
direct
03 Mar
- 14 Mar
Avianca
$ 391
direct
07 Mar
- 17 Mar
Avianca
$ 391
direct
05 Mar
- 12 Mar
Avianca
$ 407
direct
08 Mar
- 13 Mar
American Airlines
$ 439
31 Mar
- 07 Apr
Frontier Airlines
$ 459
28 Mar
- 04 Apr
Avianca
$ 482
07 Mar
- 07 Apr
Avianca
$ 492
direct
31 Mar
- 07 Apr
Avianca
$ 503
direct
26 Mar
- 04 Apr
Avianca
$ 517
28 Mar
- 03 Apr
Avianca
$ 539
28 Mar
- 04 Apr
Avianca
$ 575
direct
24 Mar
- 07 Apr
Avianca
$ 575
direct
26 Mar
- 03 Apr
Avianca
$ 576
Also check the deals for one-way flights from Ontario to San Salvador in March .
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