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Dulles → San Diego

Dec 21, 2026 · return Dec 26, 2026

IAD → SAN1 adulteconomyRound trip

9 flight options · 5 airlines

Nonstop flights

Mon, Dec 21 – Sat, Dec 26

Alaska Airlines
7:13 pmIAD
5h 45m
Nonstop
9:58 pmSAN
Alaska Airlines
9:40 amSAN
4h 56m
Nonstop
5:36 pmIAD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Sat, Dec 26

United Airlines
5:50 pmIAD
5h 43m
Nonstop
8:33 pmSAN
United Airlines
9:45 pmSAN
4h 42m
Nonstop
5:27 am+1IAD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Sat, Dec 26

United Airlines
8:37 amIAD
5h 44m
Nonstop
11:21 amSAN
United Airlines
9:45 pmSAN
4h 42m
Nonstop
5:27 am+1IAD

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 – Sat, Dec 26

Sun Country Airlines
12:44 pmIAD
7h 38m
MSP · 1h 4m
5:22 pmSAN
United Airlines
9:45 pmSAN
4h 42m
Nonstop
5:27 am+1IAD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Sat, Dec 26

American Airlines
7:18 amIAD
7h 53m
DFW · 1h 1m
12:11 pmSAN
American Airlines
1:11 pmSAN
7h 19m
DFW · 1h 9m
11:30 pmIAD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Sat, Dec 26

Delta Air Lines
7:00 amIAD
8h 24m
SLC · 1h 32m
12:24 pmSAN
Delta Air Lines
1:22 pmSAN
6h 59m
DTW · 1h 7m
11:21 pmIAD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Sat, Dec 26

American Airlines
6:00 amIAD
8h 4m
CLT · 1h 8m
11:04 amSAN
American Airlines
1:11 pmSAN
7h 19m
DFW · 1h 9m
11:30 pmIAD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Sat, Dec 26

United Airlines
12:40 pmIAD
7h 57m
LAX · 1h 6m
5:37 pmSAN
United Airlines
9:45 pmSAN
4h 42m
Nonstop
5:27 am+1IAD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Sat, Dec 26

United Airlines
6:10 amIAD
8h 17m
ORD · 1h 18m
11:27 amSAN
United Airlines
9:45 pmSAN
4h 42m
Nonstop
5:27 am+1IAD

Round-trip total · 1 adult · Taxes included

Make this trip yours

IAD ⇄ SAN

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

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More dates

All dates for this routeNov 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 2026 · One way
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-12-21 → 2026-12-26Alaska AirlinesAS506 / AS506$588.002026-10-29T01:07:59Z
2026-12-21 → 2026-12-26United AirlinesUA2054 / UA2129$630.002026-10-29T01:07:59Z
2026-12-21 → 2026-12-26Sun Country Airlines / United AirlinesSY668 + SY407 / UA2129$511.002026-10-29T01:07:59Z
2026-12-21 → 2026-12-26American AirlinesAA2617 + AA3143 / AA3143 + AA1291$518.002026-10-29T01:07:59Z
2026-12-21 → 2026-12-26Delta Air LinesDL432 + DL1296 / DL1900 + DL4704$560.002026-10-29T01:07:59Z
2026-12-21 → 2026-12-26United AirlinesUA1930 / UA2129$630.002026-10-29T01:07:59Z
2026-12-21 → 2026-12-26American AirlinesAA1637 + AA1954 / AA3143 + AA1291$518.002026-10-29T01:07:59Z
2026-12-21 → 2026-12-26United AirlinesUA1689 + UA519 / UA2129$581.002026-10-29T01:07:59Z
2026-12-21 → 2026-12-26United AirlinesUA565 + UA660 / UA2129$581.002026-10-29T01:07:59Z

2026-12-21 → 2026-12-26 · $588.00

  • Alaska Airlines AS506: IAD 2026-12-21 19:13:00 → SAN 2026-12-21 21:58:00; nonstop; 345 minutes. Local airport times.
  • Alaska Airlines AS506: SAN 2026-12-26 09:40:00 → IAD 2026-12-26 17:36:00; nonstop; 296 minutes. Local airport times.

2026-12-21 → 2026-12-26 · $630.00

  • United Airlines UA2054: IAD 2026-12-21 17:50:00 → SAN 2026-12-21 20:33:00; nonstop; 343 minutes. Local airport times.
  • United Airlines UA2129: SAN 2026-12-26 21:45:00 → IAD 2026-12-27 05:27:00; nonstop; 282 minutes. Local airport times.

2026-12-21 → 2026-12-26 · $511.00

  • Sun Country Airlines SY668 / SY407: IAD 2026-12-21 12:44:00 → SAN 2026-12-21 17:22:00; 1 stop(s) via MSP; 458 minutes. Local airport times.
    • SY668: IAD 2026-12-21 12:44:00 → MSP 2026-12-21 14:21:00; layover at MSP: 64 minutes.
    • SY407: MSP 2026-12-21 15:25:00 → SAN 2026-12-21 17:22:00.
  • United Airlines UA2129: SAN 2026-12-26 21:45:00 → IAD 2026-12-27 05:27:00; nonstop; 282 minutes. Local airport times.

2026-12-21 → 2026-12-26 · $518.00

  • American Airlines AA2617 / AA3143: IAD 2026-12-21 07:18:00 → SAN 2026-12-21 12:11:00; 1 stop(s) via DFW; 473 minutes. Local airport times.
    • AA2617: IAD 2026-12-21 07:18:00 → DFW 2026-12-21 10:00:00; layover at DFW: 61 minutes.
    • AA3143: DFW 2026-12-21 11:01:00 → SAN 2026-12-21 12:11:00.
  • American Airlines AA3143 / AA1291: SAN 2026-12-26 13:11:00 → IAD 2026-12-26 23:30:00; 1 stop(s) via DFW; 439 minutes. Local airport times.
    • AA3143: SAN 2026-12-26 13:11:00 → DFW 2026-12-26 18:28:00; layover at DFW: 69 minutes.
    • AA1291: DFW 2026-12-26 19:37:00 → IAD 2026-12-26 23:30:00.

2026-12-21 → 2026-12-26 · $560.00

  • Delta Air Lines DL432 / DL1296: IAD 2026-12-21 07:00:00 → SAN 2026-12-21 12:24:00; 1 stop(s) via SLC; 504 minutes. Local airport times.
    • DL432: IAD 2026-12-21 07:00:00 → SLC 2026-12-21 09:54:00; layover at SLC: 92 minutes.
    • DL1296: SLC 2026-12-21 11:26:00 → SAN 2026-12-21 12:24:00.
  • Delta Air Lines DL1900 / DL4704: SAN 2026-12-26 13:22:00 → IAD 2026-12-26 23:21:00; 1 stop(s) via DTW; 419 minutes. Local airport times.
    • DL1900: SAN 2026-12-26 13:22:00 → DTW 2026-12-26 20:43:00; layover at DTW: 67 minutes.
    • DL4704: DTW 2026-12-26 21:50:00 → IAD 2026-12-26 23:21:00.

2026-12-21 → 2026-12-26 · $630.00

  • United Airlines UA1930: IAD 2026-12-21 08:37:00 → SAN 2026-12-21 11:21:00; nonstop; 344 minutes. Local airport times.
  • United Airlines UA2129: SAN 2026-12-26 21:45:00 → IAD 2026-12-27 05:27:00; nonstop; 282 minutes. Local airport times.

2026-12-21 → 2026-12-26 · $518.00

  • American Airlines AA1637 / AA1954: IAD 2026-12-21 06:00:00 → SAN 2026-12-21 11:04:00; 1 stop(s) via CLT; 484 minutes. Local airport times.
    • AA1637: IAD 2026-12-21 06:00:00 → CLT 2026-12-21 07:43:00; layover at CLT: 68 minutes.
    • AA1954: CLT 2026-12-21 08:51:00 → SAN 2026-12-21 11:04:00.
  • American Airlines AA3143 / AA1291: SAN 2026-12-26 13:11:00 → IAD 2026-12-26 23:30:00; 1 stop(s) via DFW; 439 minutes. Local airport times.
    • AA3143: SAN 2026-12-26 13:11:00 → DFW 2026-12-26 18:28:00; layover at DFW: 69 minutes.
    • AA1291: DFW 2026-12-26 19:37:00 → IAD 2026-12-26 23:30:00.

2026-12-21 → 2026-12-26 · $581.00

  • United Airlines UA1689 / UA519: IAD 2026-12-21 12:40:00 → SAN 2026-12-21 17:37:00; 1 stop(s) via LAX; 477 minutes. Local airport times.
    • UA1689: IAD 2026-12-21 12:40:00 → LAX 2026-12-21 15:34:00; layover at LAX: 66 minutes.
    • UA519: LAX 2026-12-21 16:40:00 → SAN 2026-12-21 17:37:00.
  • United Airlines UA2129: SAN 2026-12-26 21:45:00 → IAD 2026-12-27 05:27:00; nonstop; 282 minutes. Local airport times.

2026-12-21 → 2026-12-26 · $581.00

  • United Airlines UA565 / UA660: IAD 2026-12-21 06:10:00 → SAN 2026-12-21 11:27:00; 1 stop(s) via ORD; 497 minutes. Local airport times.
    • UA565: IAD 2026-12-21 06:10:00 → ORD 2026-12-21 07:32:00; layover at ORD: 78 minutes.
    • UA660: ORD 2026-12-21 08:50:00 → SAN 2026-12-21 11:27:00.
  • United Airlines UA2129: SAN 2026-12-26 21:45:00 → IAD 2026-12-27 05:27:00; nonstop; 282 minutes. Local airport times.

More dates for this route