United flights from Washington, D.C. to San Juan from $ 230*
Featured daily fares for flights from Washington, D.C. (IAD) to San Juan (SJU)
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More United deals on Washington, D.C. (IAD) to San Juan (SJU) flights
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| FromWashington, D.C. (IAD) | ToSan Juan (SJU) | Roundtrip | Economy | 10/01/25 - 10/05/25 | from $ 360* Viewed: 19 hours ago |
| FromWashington, D.C. (IAD) | ToSan Juan (SJU) | Roundtrip | Economy | 06/17/25 - 06/25/25 | from $ 392* Viewed: 16 hours ago |
| FromWashington, D.C. (IAD) | ToSan Juan (SJU) | Roundtrip | Economy | 07/16/25 - 07/23/25 | from $ 429* Viewed: 18 hours ago |
| FromWashington, D.C. (IAD) | ToSan Juan (SJU) | Roundtrip | Economy | 05/05/25 - 05/10/25 | from $ 340* Viewed: 58 minutes ago |
| FromWashington, D.C. (IAD) | ToSan Juan (SJU) | Roundtrip | Economy | 05/17/25 - 05/24/25 | from $ 344* Viewed: 4 hours ago |
| FromWashington, D.C. (IAD) | ToSan Juan (SJU) | Roundtrip | Economy | 06/15/25 - 06/18/25 | from $ 355* Viewed: 32 minutes ago |
| FromWashington, D.C. (IAD) | ToSan Juan (SJU) | Roundtrip | Economy | 03/29/25 - 04/02/25 | from $ 355* Viewed: 12 minutes ago |
| FromWashington, D.C. (IAD) | ToSan Juan (SJU) | Roundtrip | Economy | 08/29/25 - 09/08/25 | from $ 374* Viewed: 1 hour ago |
| FromWashington, D.C. (IAD) | ToSan Juan (SJU) | Roundtrip | Economy | 05/05/25 - 05/10/25 | from $ 430* Viewed: 58 minutes ago |
| FromWashington, D.C. (IAD) | ToSan Juan (SJU) | Roundtrip | Economy | 05/17/25 - 05/24/25 | from $ 434* Viewed: 4 hours ago |
| FromWashington, D.C. (DCA) | ToSan Juan (SJU) | Roundtrip | Economy | 03/29/25 - 04/02/25 | from $ 472* Viewed: 8 minutes ago |
| FromWashington, D.C. (DCA) | ToSan Juan (SJU) | Roundtrip | Economy | 04/24/25 - 04/28/25 | from $ 483* Viewed: 11 hours ago |
| FromWashington, D.C. (DCA) | ToSan Juan (SJU) | Roundtrip | Economy | 03/29/25 - 04/02/25 | from $ 562* Viewed: 8 minutes ago |
| FromWashington, D.C. (DCA) | ToSan Juan (SJU) | Roundtrip | Economy | 04/24/25 - 04/28/25 | from $ 573* Viewed: 11 hours ago |
| FromWashington, D.C. (DCA) | ToSan Juan (SJU) | Roundtrip | Economy | 03/29/25 - 04/02/25 | from $ 652* Viewed: 8 minutes ago |
| FromWashington, D.C. (DCA) | ToSan Juan (SJU) | Roundtrip | Economy | 04/24/25 - 04/28/25 | from $ 663* Viewed: 11 hours ago |
| FromWashington, D.C. (DCA) | ToSan Juan (SJU) | Roundtrip | Economy | 03/29/25 - 04/02/25 | from $ 860* Viewed: 8 minutes ago |
| FromWashington, D.C. (DCA) | ToSan Juan (SJU) | Roundtrip | Economy | 04/24/25 - 04/28/25 | from $ 882* Viewed: 11 hours ago |
| FromWashington, D.C. (DCA) | ToSan Juan (SJU) | Roundtrip | Economy | 03/29/25 - 04/02/25 | from $ 950* Viewed: 8 minutes ago |
| FromWashington, D.C. (DCA) | ToSan Juan (SJU) | Roundtrip | Economy | 04/24/25 - 04/28/25 | from $ 972* Viewed: 11 hours ago |
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.
