Travel with Axel,
get the best price.

San Diego → Dulles

Dec 21, 2026 · return Dec 25, 2026

SAN → IAD1 adulteconomyRound trip

7 flight options · 3 airlines

Nonstop flights

Mon, Dec 21 – Fri, Dec 25

Alaska Airlines
9:40 amSAN
4h 59m
Nonstop
5:39 pmIAD
Alaska Airlines
6:42 pmIAD
5h 48m
Nonstop
9:30 pmSAN

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 – Fri, Dec 25

United Airlines
10:30 pmSAN
7h 19m
ORD · 1h 13m
8:49 am+1IAD
United Airlines
12:40 pmIAD
7h 57m
LAX · 1h 6m
5:37 pmSAN

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Fri, Dec 25

Delta Air Lines
1:36 pmSAN
7h 11m
SLC · 1h 11m
11:47 pmIAD
Delta Air Lines
7:00 amIAD
8h 24m
SLC · 1h 32m
12:24 pmSAN

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Fri, Dec 25

United Airlines
2:30 pmSAN
7h 10m
LAX · 1h 10m
12:40 am+1IAD
United Airlines
12:40 pmIAD
7h 57m
LAX · 1h 6m
5:37 pmSAN

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Fri, Dec 25

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

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Fri, Dec 25

Alaska Airlines
9:40 amSAN
4h 56m
Nonstop
5:36 pmIAD
United Airlines
12:40 pmIAD
7h 57m
LAX · 1h 6m
5:37 pmSAN

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Fri, Dec 25

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

Round-trip total · 1 adult · Taxes included

Make this trip yours

SAN ⇄ IAD

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)
2026-12-21 → 2026-12-25Alaska AirlinesAS506 / AS506$572.002026-10-29T01:09:22Z
2026-12-21 → 2026-12-25United AirlinesUA540 + UA1055 / UA1689 + UA519$520.002026-10-29T01:09:22Z
2026-12-21 → 2026-12-25Delta Air LinesDL1296 + DL847 / DL432 + DL1296$533.002026-10-29T01:09:22Z
2026-12-21 → 2026-12-25United AirlinesUA660 + UA2184 / UA1689 + UA519$520.002026-10-29T01:09:22Z
2026-12-21 → 2026-12-25Delta Air LinesDL1900 + DL4704 / DL432 + DL1296$533.002026-10-29T01:09:22Z
2026-12-21 → 2026-12-25Alaska Airlines / United AirlinesAS506 / UA1689 + UA519$546.002026-10-29T01:09:22Z
2026-12-21 → 2026-12-25United AirlinesUA1577 / UA1689 + UA519$559.002026-10-29T01:09:22Z

2026-12-21 → 2026-12-25 · $572.00

  • Alaska Airlines AS506: SAN 2026-12-21 09:40:00 → IAD 2026-12-21 17:39:00; nonstop; 299 minutes. Local airport times.
  • Alaska Airlines AS506: IAD 2026-12-25 18:42:00 → SAN 2026-12-25 21:30:00; nonstop; 348 minutes. Local airport times.

2026-12-21 → 2026-12-25 · $520.00

  • United Airlines UA540 / UA1055: SAN 2026-12-21 22:30:00 → IAD 2026-12-22 08:49:00; 1 stop(s) via ORD; 439 minutes. Local airport times.
    • UA540: SAN 2026-12-21 22:30:00 → ORD 2026-12-22 04:42:00; layover at ORD: 73 minutes.
    • UA1055: ORD 2026-12-22 05:55:00 → IAD 2026-12-22 08:49:00.
  • United Airlines UA1689 / UA519: IAD 2026-12-25 12:40:00 → SAN 2026-12-25 17:37:00; 1 stop(s) via LAX; 477 minutes. Local airport times.
    • UA1689: IAD 2026-12-25 12:40:00 → LAX 2026-12-25 15:34:00; layover at LAX: 66 minutes.
    • UA519: LAX 2026-12-25 16:40:00 → SAN 2026-12-25 17:37:00.

2026-12-21 → 2026-12-25 · $533.00

  • Delta Air Lines DL1296 / DL847: SAN 2026-12-21 13:36:00 → IAD 2026-12-21 23:47:00; 1 stop(s) via SLC; 431 minutes. Local airport times.
    • DL1296: SAN 2026-12-21 13:36:00 → SLC 2026-12-21 16:40:00; layover at SLC: 71 minutes.
    • DL847: SLC 2026-12-21 17:51:00 → IAD 2026-12-21 23:47:00.
  • Delta Air Lines DL432 / DL1296: IAD 2026-12-25 07:00:00 → SAN 2026-12-25 12:24:00; 1 stop(s) via SLC; 504 minutes. Local airport times.
    • DL432: IAD 2026-12-25 07:00:00 → SLC 2026-12-25 09:54:00; layover at SLC: 92 minutes.
    • DL1296: SLC 2026-12-25 11:26:00 → SAN 2026-12-25 12:24:00.

2026-12-21 → 2026-12-25 · $520.00

  • United Airlines UA660 / UA2184: SAN 2026-12-21 14:30:00 → IAD 2026-12-22 00:40:00; 1 stop(s) via LAX; 430 minutes. Local airport times.
    • UA660: SAN 2026-12-21 14:30:00 → LAX 2026-12-21 15:35:00; layover at LAX: 70 minutes.
    • UA2184: LAX 2026-12-21 16:45:00 → IAD 2026-12-22 00:40:00.
  • United Airlines UA1689 / UA519: IAD 2026-12-25 12:40:00 → SAN 2026-12-25 17:37:00; 1 stop(s) via LAX; 477 minutes. Local airport times.
    • UA1689: IAD 2026-12-25 12:40:00 → LAX 2026-12-25 15:34:00; layover at LAX: 66 minutes.
    • UA519: LAX 2026-12-25 16:40:00 → SAN 2026-12-25 17:37:00.

2026-12-21 → 2026-12-25 · $533.00

  • Delta Air Lines DL1900 / DL4704: SAN 2026-12-21 13:22:00 → IAD 2026-12-21 23:21:00; 1 stop(s) via DTW; 419 minutes. Local airport times.
    • DL1900: SAN 2026-12-21 13:22:00 → DTW 2026-12-21 20:43:00; layover at DTW: 67 minutes.
    • DL4704: DTW 2026-12-21 21:50:00 → IAD 2026-12-21 23:21:00.
  • Delta Air Lines DL432 / DL1296: IAD 2026-12-25 07:00:00 → SAN 2026-12-25 12:24:00; 1 stop(s) via SLC; 504 minutes. Local airport times.
    • DL432: IAD 2026-12-25 07:00:00 → SLC 2026-12-25 09:54:00; layover at SLC: 92 minutes.
    • DL1296: SLC 2026-12-25 11:26:00 → SAN 2026-12-25 12:24:00.

2026-12-21 → 2026-12-25 · $546.00

  • Alaska Airlines AS506: SAN 2026-12-21 09:40:00 → IAD 2026-12-21 17:36:00; nonstop; 296 minutes. Local airport times.
  • United Airlines UA1689 / UA519: IAD 2026-12-25 12:40:00 → SAN 2026-12-25 17:37:00; 1 stop(s) via LAX; 477 minutes. Local airport times.
    • UA1689: IAD 2026-12-25 12:40:00 → LAX 2026-12-25 15:34:00; layover at LAX: 66 minutes.
    • UA519: LAX 2026-12-25 16:40:00 → SAN 2026-12-25 17:37:00.

2026-12-21 → 2026-12-25 · $559.00

  • United Airlines UA1577: SAN 2026-12-21 21:45:00 → IAD 2026-12-22 05:27:00; nonstop; 282 minutes. Local airport times.
  • United Airlines UA1689 / UA519: IAD 2026-12-25 12:40:00 → SAN 2026-12-25 17:37:00; 1 stop(s) via LAX; 477 minutes. Local airport times.
    • UA1689: IAD 2026-12-25 12:40:00 → LAX 2026-12-25 15:34:00; layover at LAX: 66 minutes.
    • UA519: LAX 2026-12-25 16:40:00 → SAN 2026-12-25 17:37:00.

More dates for this route