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Seattle → Kansas City

Dec 21, 2026 · return Jan 4, 2027

SEA → MCI1 adulteconomyRound trip

10 flight options · 5 airlines

Nonstop flights

Mon, Dec 21 – Mon, Jan 4

Alaska Airlines
6:34 pmSEA
3h 25m
Nonstop
11:59 pmMCI
Alaska Airlines
2:52 pmMCI
4h 4m
Nonstop
4:56 pmSEA

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

Delta Air Lines
6:20 pmSEA
3h 31m
Nonstop
11:51 pmMCI
Alaska Airlines
2:52 pmMCI
4h 4m
Nonstop
4:56 pmSEA

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

Alaska Airlines
9:55 amSEA
3h 28m
Nonstop
3:23 pmMCI
Alaska Airlines
2:52 pmMCI
4h 4m
Nonstop
4:56 pmSEA

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

Delta Air Lines
5:54 pmSEA
3h 29m
Nonstop
11:23 pmMCI
Delta Air Lines
7:00 amMCI
4h 11m
Nonstop
9:11 amSEA

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 – Mon, Jan 4

Southwest Airlines
3:45 pmSEA
6h 45m
DAL · 1h 25m
12:30 am+1MCI
Southwest Airlines
6:30 pmMCI
6h 20m
DEN · 1h 15m
10:50 pmSEA

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

United Airlines
5:05 amSEA
5h 23m
DEN · 1h 3m
12:28 pmMCI
United Airlines
7:00 amMCI
7h 18m
SFO · 1h
12:18 pmSEA

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

American Airlines
12:47 amSEA
6h 57m
DFW · 1h 21m
9:44 amMCI
Alaska Airlines
2:52 pmMCI
4h 4m
Nonstop
4:56 pmSEA

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

Southwest Airlines
9:25 amSEA
5h 10m
DEN · 1h
4:35 pmMCI
Southwest Airlines
6:30 pmMCI
6h 20m
DEN · 1h 15m
10:50 pmSEA

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

Delta Air Lines
8:30 amSEA
6h 26m
MSP · 1h 21m
4:56 pmMCI
Delta Air Lines
7:00 amMCI
4h 11m
Nonstop
9:11 amSEA

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

Delta Air Lines
9:18 amSEA
5h 51m
SLC · 1h 16m
5:09 pmMCI
Delta Air Lines
7:00 amMCI
4h 11m
Nonstop
9:11 amSEA

Round-trip total · 1 adult · Taxes included

Make this trip yours

SEA ⇄ MCI

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 5, 2026 → Nov 8, 2026Nov 14, 2026 → Nov 21, 2026Nov 24, 2026 → Nov 29, 2026Dec 5, 2026 → Dec 12, 2026Dec 17, 2026 → Dec 20, 2026Dec 26, 2026 → Jan 2, 2027Jan 5, 2027 · One wayJan 16, 2027 → Jan 23, 2027Feb 5, 2027 → Feb 8, 2027Apr 3, 2027 → Apr 10, 2027Jun 26, 2027 → Jul 3, 2027Sep 17, 2027 → Sep 20, 2027
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 → 2027-01-04Alaska AirlinesAS497 / AS418$423.002026-10-29T02:06:30Z
2026-12-21 → 2027-01-04Delta Air Lines / Alaska AirlinesDL2256 / AS418$430.002026-10-29T02:06:30Z
2026-12-21 → 2027-01-04Southwest AirlinesWN698 + WN3560 / WN1491 + WN3141$376.002026-10-29T02:06:30Z
2026-12-21 → 2027-01-04United AirlinesUA757 + UA2159 / UA2051 + UA2192$399.502026-10-29T02:06:30Z
2026-12-21 → 2027-01-04American Airlines / Alaska AirlinesAA630 + AA4093 / AS418$409.002026-10-29T02:06:30Z
2026-12-21 → 2027-01-04Alaska AirlinesAS418 / AS418$423.002026-10-29T02:06:30Z
2026-12-21 → 2027-01-04Delta Air LinesDL2256 / DL2105$434.752026-10-29T02:06:30Z
2026-12-21 → 2027-01-04Southwest AirlinesWN2150 + WN2075 / WN1491 + WN3141$376.002026-10-29T02:06:30Z
2026-12-21 → 2027-01-04Delta Air LinesDL536 + DL5401 / DL2105$420.752026-10-29T02:06:30Z
2026-12-21 → 2027-01-04Delta Air LinesDL1016 + DL2903 / DL2105$420.752026-10-29T02:06:30Z

2026-12-21 → 2027-01-04 · $423.00

  • Alaska Airlines AS497: SEA 2026-12-21 18:34:00 → MCI 2026-12-21 23:59:00; nonstop; 205 minutes. Local airport times.
  • Alaska Airlines AS418: MCI 2027-01-04 14:52:00 → SEA 2027-01-04 16:56:00; nonstop; 244 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $430.00

  • Delta Air Lines DL2256: SEA 2026-12-21 18:20:00 → MCI 2026-12-21 23:51:00; nonstop; 211 minutes. Local airport times.
  • Alaska Airlines AS418: MCI 2027-01-04 14:52:00 → SEA 2027-01-04 16:56:00; nonstop; 244 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $376.00

  • Southwest Airlines WN698 / WN3560: SEA 2026-12-21 15:45:00 → MCI 2026-12-22 00:30:00; 1 stop(s) via DAL; 405 minutes. Local airport times.
    • WN698: SEA 2026-12-21 15:45:00 → DAL 2026-12-21 21:30:00; layover at DAL: 85 minutes.
    • WN3560: DAL 2026-12-21 22:55:00 → MCI 2026-12-22 00:30:00.
  • Southwest Airlines WN1491 / WN3141: MCI 2027-01-04 18:30:00 → SEA 2027-01-04 22:50:00; 1 stop(s) via DEN; 380 minutes. Local airport times.
    • WN1491: MCI 2027-01-04 18:30:00 → DEN 2027-01-04 19:25:00; layover at DEN: 75 minutes.
    • WN3141: DEN 2027-01-04 20:40:00 → SEA 2027-01-04 22:50:00.

2026-12-21 → 2027-01-04 · $399.50

  • United Airlines UA757 / UA2159: SEA 2026-12-21 05:05:00 → MCI 2026-12-21 12:28:00; 1 stop(s) via DEN; 323 minutes. Local airport times.
    • UA757: SEA 2026-12-21 05:05:00 → DEN 2026-12-21 08:42:00; layover at DEN: 63 minutes.
    • UA2159: DEN 2026-12-21 09:45:00 → MCI 2026-12-21 12:28:00.
  • United Airlines UA2051 / UA2192: MCI 2027-01-04 07:00:00 → SEA 2027-01-04 12:18:00; 1 stop(s) via SFO; 438 minutes. Local airport times.
    • UA2051: MCI 2027-01-04 07:00:00 → SFO 2027-01-04 09:05:00; layover at SFO: 60 minutes.
    • UA2192: SFO 2027-01-04 10:05:00 → SEA 2027-01-04 12:18:00.

2026-12-21 → 2027-01-04 · $409.00

  • American Airlines AA630 / AA4093: SEA 2026-12-21 00:47:00 → MCI 2026-12-21 09:44:00; 1 stop(s) via DFW; 417 minutes. Local airport times.
    • AA630: SEA 2026-12-21 00:47:00 → DFW 2026-12-21 06:39:00; layover at DFW: 81 minutes.
    • AA4093: DFW 2026-12-21 08:00:00 → MCI 2026-12-21 09:44:00.
  • Alaska Airlines AS418: MCI 2027-01-04 14:52:00 → SEA 2027-01-04 16:56:00; nonstop; 244 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $423.00

  • Alaska Airlines AS418: SEA 2026-12-21 09:55:00 → MCI 2026-12-21 15:23:00; nonstop; 208 minutes. Local airport times.
  • Alaska Airlines AS418: MCI 2027-01-04 14:52:00 → SEA 2027-01-04 16:56:00; nonstop; 244 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $434.75

  • Delta Air Lines DL2256: SEA 2026-12-21 17:54:00 → MCI 2026-12-21 23:23:00; nonstop; 209 minutes. Local airport times.
  • Delta Air Lines DL2105: MCI 2027-01-04 07:00:00 → SEA 2027-01-04 09:11:00; nonstop; 251 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $376.00

  • Southwest Airlines WN2150 / WN2075: SEA 2026-12-21 09:25:00 → MCI 2026-12-21 16:35:00; 1 stop(s) via DEN; 310 minutes. Local airport times.
    • WN2150: SEA 2026-12-21 09:25:00 → DEN 2026-12-21 13:00:00; layover at DEN: 60 minutes.
    • WN2075: DEN 2026-12-21 14:00:00 → MCI 2026-12-21 16:35:00.
  • Southwest Airlines WN1491 / WN3141: MCI 2027-01-04 18:30:00 → SEA 2027-01-04 22:50:00; 1 stop(s) via DEN; 380 minutes. Local airport times.
    • WN1491: MCI 2027-01-04 18:30:00 → DEN 2027-01-04 19:25:00; layover at DEN: 75 minutes.
    • WN3141: DEN 2027-01-04 20:40:00 → SEA 2027-01-04 22:50:00.

2026-12-21 → 2027-01-04 · $420.75

  • Delta Air Lines DL536 / DL5401: SEA 2026-12-21 08:30:00 → MCI 2026-12-21 16:56:00; 1 stop(s) via MSP; 386 minutes. Local airport times.
    • DL536: SEA 2026-12-21 08:30:00 → MSP 2026-12-21 13:48:00; layover at MSP: 81 minutes.
    • DL5401: MSP 2026-12-21 15:09:00 → MCI 2026-12-21 16:56:00.
  • Delta Air Lines DL2105: MCI 2027-01-04 07:00:00 → SEA 2027-01-04 09:11:00; nonstop; 251 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $420.75

  • Delta Air Lines DL1016 / DL2903: SEA 2026-12-21 09:18:00 → MCI 2026-12-21 17:09:00; 1 stop(s) via SLC; 351 minutes. Local airport times.
    • DL1016: SEA 2026-12-21 09:18:00 → SLC 2026-12-21 12:31:00; layover at SLC: 76 minutes.
    • DL2903: SLC 2026-12-21 13:47:00 → MCI 2026-12-21 17:09:00.
  • Delta Air Lines DL2105: MCI 2027-01-04 07:00:00 → SEA 2027-01-04 09:11:00; nonstop; 251 minutes. Local airport times.

More dates for this route