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Seattle → Washington

Dec 13, 2026 · one way

SEA → DCA1 adulteconomyOne way

9 flight options · 4 airlines

Nonstop flights

Sun, Dec 13 · One way

Alaska Airlines
8:00 amSEA
5h 5m
Nonstop
4:05 pmDCA

One-way total · 1 adult · Taxes included

Sun, Dec 13 · One way

Delta Air Lines
8:15 amSEA
4h 45m
Nonstop
4:00 pmDCA

One-way total · 1 adult · Taxes included

Sun, Dec 13 · One way

Alaska Airlines
2:02 pmSEA
4h 57m
Nonstop
9:59 pmDCA

One-way total · 1 adult · Taxes included

One-stop flights

Sun, Dec 13 · One way

American Airlines
11:36 pmSEA
7h 24m
ORD · 1h 14m
10:00 am+1DCA

One-way total · 1 adult · Taxes included

Sun, Dec 13 · One way

Air Canada
7:45 amSEA
7h 33m
YYZ · 1h 15m
6:18 pmDCA

One-way total · 1 adult · Taxes included

Sun, Dec 13 · One way

Alaska Airlines
10:59 pmSEA
7h 21m
IND · 1h 23m
9:20 am+1DCA

One-way total · 1 adult · Taxes included

Sun, Dec 13 · One way

Alaska Airlines
9:10 amSEA
7h 39m
ATL · 1h 5m
7:49 pmDCA

One-way total · 1 adult · Taxes included

Sun, Dec 13 · One way

Delta Air Lines
1:50 pmSEA
7h 7m
MSP · 1h 14m
11:57 pmDCA

One-way total · 1 adult · Taxes included

Sun, Dec 13 · One way

Delta Air Lines
6:00 amSEA
7h 38m
DTW · 1h 54m
4:38 pmDCA

One-way total · 1 adult · Taxes included

Make this trip yours

SEA ⇄ DCA

Economy

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

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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 · one wayAlaska AirlinesAS4$230.002026-10-29T01:14:55Z
2026-12-13 · one wayDelta Air LinesDL786$235.002026-10-29T01:14:55Z
2026-12-13 · one wayAmerican AirlinesAA294 + AA461$210.002026-10-29T01:14:55Z
2026-12-13 · one wayAir CanadaAC540 + AC8784$265.002026-10-29T01:14:55Z
2026-12-13 · one wayAlaska AirlinesAS2$230.002026-10-29T01:14:55Z
2026-12-13 · one wayAlaska AirlinesAS264 + AA4626$205.002026-10-29T01:14:55Z
2026-12-13 · one wayAlaska AirlinesAS334 + AA5145$205.002026-10-29T01:14:55Z
2026-12-13 · one wayDelta Air LinesDL942 + DL2961$215.002026-10-29T01:14:55Z
2026-12-13 · one wayDelta Air LinesDL812 + DL1454$215.002026-10-29T01:14:55Z

2026-12-13 · one way · $230.00

  • Alaska Airlines AS4: SEA 2026-12-13 08:00:00 → DCA 2026-12-13 16:05:00; nonstop; 305 minutes. Local airport times.

2026-12-13 · one way · $235.00

  • Delta Air Lines DL786: SEA 2026-12-13 08:15:00 → DCA 2026-12-13 16:00:00; nonstop; 285 minutes. Local airport times.

2026-12-13 · one way · $210.00

  • American Airlines AA294 / AA461: SEA 2026-12-13 23:36:00 → DCA 2026-12-14 10:00:00; 1 stop(s) via ORD; 444 minutes. Local airport times.
    • AA294: SEA 2026-12-13 23:36:00 → ORD 2026-12-14 05:42:00; layover at ORD: 74 minutes.
    • AA461: ORD 2026-12-14 06:56:00 → DCA 2026-12-14 10:00:00.

2026-12-13 · one way · $265.00

  • Air Canada AC540 / AC8784: SEA 2026-12-13 07:45:00 → DCA 2026-12-13 18:18:00; 1 stop(s) via YYZ; 453 minutes. Local airport times.
    • AC540: SEA 2026-12-13 07:45:00 → YYZ 2026-12-13 15:25:00; layover at YYZ: 75 minutes.
    • AC8784: YYZ 2026-12-13 16:40:00 → DCA 2026-12-13 18:18:00.

2026-12-13 · one way · $230.00

  • Alaska Airlines AS2: SEA 2026-12-13 14:02:00 → DCA 2026-12-13 21:59:00; nonstop; 297 minutes. Local airport times.

2026-12-13 · one way · $205.00

  • Alaska Airlines AS264 / AA4626: SEA 2026-12-13 22:59:00 → DCA 2026-12-14 09:20:00; 1 stop(s) via IND; 441 minutes. Local airport times.
    • AS264: SEA 2026-12-13 22:59:00 → IND 2026-12-14 06:03:00; layover at IND: 83 minutes.
    • AA4626: IND 2026-12-14 07:26:00 → DCA 2026-12-14 09:20:00.

2026-12-13 · one way · $205.00

  • Alaska Airlines AS334 / AA5145: SEA 2026-12-13 09:10:00 → DCA 2026-12-13 19:49:00; 1 stop(s) via ATL; 459 minutes. Local airport times.
    • AS334: SEA 2026-12-13 09:10:00 → ATL 2026-12-13 16:49:00; layover at ATL: 65 minutes.
    • AA5145: ATL 2026-12-13 17:54:00 → DCA 2026-12-13 19:49:00.

2026-12-13 · one way · $215.00

  • Delta Air Lines DL942 / DL2961: SEA 2026-12-13 13:50:00 → DCA 2026-12-13 23:57:00; 1 stop(s) via MSP; 427 minutes. Local airport times.
    • DL942: SEA 2026-12-13 13:50:00 → MSP 2026-12-13 19:11:00; layover at MSP: 74 minutes.
    • DL2961: MSP 2026-12-13 20:25:00 → DCA 2026-12-13 23:57:00.

2026-12-13 · one way · $215.00

  • Delta Air Lines DL812 / DL1454: SEA 2026-12-13 06:00:00 → DCA 2026-12-13 16:38:00; 1 stop(s) via DTW; 458 minutes. Local airport times.
    • DL812: SEA 2026-12-13 06:00:00 → DTW 2026-12-13 13:12:00; layover at DTW: 114 minutes.
    • DL1454: DTW 2026-12-13 15:06:00 → DCA 2026-12-13 16:38:00.

More dates for this route