Travel with Axel,
get the best price.

Dulles → San Diego

Dec 13, 2026 · return Dec 17, 2026

IAD → SAN1 adulteconomyRound trip

9 flight options · 4 airlines

Nonstop flights

Sun, Dec 13 – Thu, Dec 17

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

Sun, Dec 13 – Thu, Dec 17

United Airlines
8:25 amIAD
5h 51m
Nonstop
11:16 amSAN
United Airlines
12:35 pmSAN
4h 54m
Nonstop
8:29 pmIAD

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Thu, Dec 17

United Airlines
5:50 pmIAD
5h 43m
Nonstop
8:33 pmSAN
United Airlines
12:35 pmSAN
4h 54m
Nonstop
8:29 pmIAD

Round-trip total · 1 adult · Taxes included

One-stop flights

Sun, Dec 13 – Thu, Dec 17

Sun Country Airlines
12:44 pmIAD
7h 38m
MSP · 1h 4m
5:22 pmSAN
United Airlines
12:35 pmSAN
4h 54m
Nonstop
8:29 pmIAD

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Thu, Dec 17

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

Sun, Dec 13 – Thu, Dec 17

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

Sun, Dec 13 – Thu, Dec 17

United Airlines
5:40 pmIAD
5h 43m
Nonstop
8:23 pmSAN
United Airlines
2:30 pmSAN
7h 10m
LAX · 1h 10m
12:40 am+1IAD

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Thu, Dec 17

United Airlines
12:40 pmIAD
7h 57m
LAX · 1h 6m
5:37 pmSAN
United Airlines
12:35 pmSAN
4h 54m
Nonstop
8:29 pmIAD

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Thu, Dec 17

United Airlines
6:10 amIAD
8h 17m
ORD · 1h 18m
11:27 amSAN
United Airlines
12:35 pmSAN
4h 54m
Nonstop
8:29 pmIAD

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.

No account needed to see prices.

Already have an account? Log in

Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, Alaska Airlines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

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)
2026-12-13 → 2026-12-17Alaska AirlinesAS506 / AS506$420.002026-10-29T01:07:59Z
2026-12-13 → 2026-12-17United AirlinesUA1930 / UA444$450.002026-10-29T01:07:59Z
2026-12-13 → 2026-12-17Sun Country Airlines / United AirlinesSY668 + SY407 / UA444$365.002026-10-29T01:07:59Z
2026-12-13 → 2026-12-17American AirlinesAA2617 + AA3143 / AA3143 + AA1291$370.002026-10-29T01:07:59Z
2026-12-13 → 2026-12-17United AirlinesUA2054 / UA444$450.002026-10-29T01:07:59Z
2026-12-13 → 2026-12-17American AirlinesAA1637 + AA1954 / AA3143 + AA1291$370.002026-10-29T01:07:59Z
2026-12-13 → 2026-12-17United AirlinesUA2054 / UA660 + UA2184$415.002026-10-29T01:07:59Z
2026-12-13 → 2026-12-17United AirlinesUA1689 + UA519 / UA444$415.002026-10-29T01:07:59Z
2026-12-13 → 2026-12-17United AirlinesUA565 + UA660 / UA444$415.002026-10-29T01:07:59Z

2026-12-13 → 2026-12-17 · $420.00

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

2026-12-13 → 2026-12-17 · $450.00

  • United Airlines UA1930: IAD 2026-12-13 08:25:00 → SAN 2026-12-13 11:16:00; nonstop; 351 minutes. Local airport times.
  • United Airlines UA444: SAN 2026-12-17 12:35:00 → IAD 2026-12-17 20:29:00; nonstop; 294 minutes. Local airport times.

2026-12-13 → 2026-12-17 · $365.00

  • Sun Country Airlines SY668 / SY407: IAD 2026-12-13 12:44:00 → SAN 2026-12-13 17:22:00; 1 stop(s) via MSP; 458 minutes. Local airport times.
    • SY668: IAD 2026-12-13 12:44:00 → MSP 2026-12-13 14:21:00; layover at MSP: 64 minutes.
    • SY407: MSP 2026-12-13 15:25:00 → SAN 2026-12-13 17:22:00.
  • United Airlines UA444: SAN 2026-12-17 12:35:00 → IAD 2026-12-17 20:29:00; nonstop; 294 minutes. Local airport times.

2026-12-13 → 2026-12-17 · $370.00

  • American Airlines AA2617 / AA3143: IAD 2026-12-13 07:18:00 → SAN 2026-12-13 12:11:00; 1 stop(s) via DFW; 473 minutes. Local airport times.
    • AA2617: IAD 2026-12-13 07:18:00 → DFW 2026-12-13 10:00:00; layover at DFW: 61 minutes.
    • AA3143: DFW 2026-12-13 11:01:00 → SAN 2026-12-13 12:11:00.
  • American Airlines AA3143 / AA1291: SAN 2026-12-17 13:11:00 → IAD 2026-12-17 23:30:00; 1 stop(s) via DFW; 439 minutes. Local airport times.
    • AA3143: SAN 2026-12-17 13:11:00 → DFW 2026-12-17 18:28:00; layover at DFW: 69 minutes.
    • AA1291: DFW 2026-12-17 19:37:00 → IAD 2026-12-17 23:30:00.

2026-12-13 → 2026-12-17 · $450.00

  • United Airlines UA2054: IAD 2026-12-13 17:50:00 → SAN 2026-12-13 20:33:00; nonstop; 343 minutes. Local airport times.
  • United Airlines UA444: SAN 2026-12-17 12:35:00 → IAD 2026-12-17 20:29:00; nonstop; 294 minutes. Local airport times.

2026-12-13 → 2026-12-17 · $370.00

  • American Airlines AA1637 / AA1954: IAD 2026-12-13 06:00:00 → SAN 2026-12-13 11:04:00; 1 stop(s) via CLT; 484 minutes. Local airport times.
    • AA1637: IAD 2026-12-13 06:00:00 → CLT 2026-12-13 07:43:00; layover at CLT: 68 minutes.
    • AA1954: CLT 2026-12-13 08:51:00 → SAN 2026-12-13 11:04:00.
  • American Airlines AA3143 / AA1291: SAN 2026-12-17 13:11:00 → IAD 2026-12-17 23:30:00; 1 stop(s) via DFW; 439 minutes. Local airport times.
    • AA3143: SAN 2026-12-17 13:11:00 → DFW 2026-12-17 18:28:00; layover at DFW: 69 minutes.
    • AA1291: DFW 2026-12-17 19:37:00 → IAD 2026-12-17 23:30:00.

2026-12-13 → 2026-12-17 · $415.00

  • United Airlines UA2054: IAD 2026-12-13 17:40:00 → SAN 2026-12-13 20:23:00; nonstop; 343 minutes. Local airport times.
  • United Airlines UA660 / UA2184: SAN 2026-12-17 14:30:00 → IAD 2026-12-18 00:40:00; 1 stop(s) via LAX; 430 minutes. Local airport times.
    • UA660: SAN 2026-12-17 14:30:00 → LAX 2026-12-17 15:35:00; layover at LAX: 70 minutes.
    • UA2184: LAX 2026-12-17 16:45:00 → IAD 2026-12-18 00:40:00.

2026-12-13 → 2026-12-17 · $415.00

  • United Airlines UA1689 / UA519: IAD 2026-12-13 12:40:00 → SAN 2026-12-13 17:37:00; 1 stop(s) via LAX; 477 minutes. Local airport times.
    • UA1689: IAD 2026-12-13 12:40:00 → LAX 2026-12-13 15:34:00; layover at LAX: 66 minutes.
    • UA519: LAX 2026-12-13 16:40:00 → SAN 2026-12-13 17:37:00.
  • United Airlines UA444: SAN 2026-12-17 12:35:00 → IAD 2026-12-17 20:29:00; nonstop; 294 minutes. Local airport times.

2026-12-13 → 2026-12-17 · $415.00

  • United Airlines UA565 / UA660: IAD 2026-12-13 06:10:00 → SAN 2026-12-13 11:27:00; 1 stop(s) via ORD; 497 minutes. Local airport times.
    • UA565: IAD 2026-12-13 06:10:00 → ORD 2026-12-13 07:32:00; layover at ORD: 78 minutes.
    • UA660: ORD 2026-12-13 08:50:00 → SAN 2026-12-13 11:27:00.
  • United Airlines UA444: SAN 2026-12-17 12:35:00 → IAD 2026-12-17 20:29:00; nonstop; 294 minutes. Local airport times.

More dates for this route