Travel with Axel,
get the best price.

Indianapolis → Seattle

Dec 21, 2026 · return Dec 24, 2026

IND → SEA1 adulteconomyRound trip

8 flight options · 4 airlines

Nonstop flights

Mon, Dec 21 – Thu, Dec 24

Alaska Airlines
7:23 amIND
5h 4m
Nonstop
9:27 amSEA
Alaska Airlines
9:48 amSEA
4h 17m
Nonstop
5:05 pmIND

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

Alaska Airlines
6:08 pmIND
4h 51m
Nonstop
7:59 pmSEA
Alaska Airlines
9:48 amSEA
4h 17m
Nonstop
5:05 pmIND

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 – Thu, Dec 24

Southwest Airlines
6:30 amIND
7h 10m
DEN · 1h 10m
10:40 amSEA
Alaska Airlines
9:48 amSEA
4h 17m
Nonstop
5:05 pmIND

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

United Airlines
7:00 amIND
8h 18m
SFO · 1h 4m
12:18 pmSEA
United Airlines
7:00 amSEA
6h 26m
ORD · 1h 4m
4:26 pmIND

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

Delta Air Lines
4:19 pmIND
7h 30m
MSP · 1h 41m
8:49 pmSEA
Delta Air Lines
6:00 amSEA
6h 26m
MSP · 1h 27m
3:26 pmIND

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

Alaska Airlines
6:26 pmIND
5h
Nonstop
8:26 pmSEA
Alaska Airlines
11:40 pmSEA
6h 17m
ORD · 1h 7m
8:57 am+1IND

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

United Airlines
3:49 pmIND
8h 32m
DEN · 2h 22m
9:21 pmSEA
United Airlines
7:00 amSEA
6h 26m
ORD · 1h 4m
4:26 pmIND

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

Delta Air Lines
10:33 amIND
7h 22m
DTW · 1h 8m
2:55 pmSEA
Delta Air Lines
6:00 amSEA
6h 26m
MSP · 1h 27m
3:26 pmIND

Round-trip total · 1 adult · Taxes included

Make this trip yours

IND ⇄ SEA

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 → 2026-12-24Alaska AirlinesAS244 / AS500$499.502026-10-29T01:14:53Z
2026-12-21 → 2026-12-24Southwest Airlines / Alaska AirlinesWN4434 + WN1788 / AS500$479.252026-10-29T01:14:53Z
2026-12-21 → 2026-12-24United AirlinesUA500 + UA2192 / UA2618 + UA1420$486.002026-10-29T01:14:53Z
2026-12-21 → 2026-12-24Delta Air LinesDL2910 + DL881 / DL943 + DL2910$499.502026-10-29T01:14:53Z
2026-12-21 → 2026-12-24Alaska AirlinesAS500 / AS500$499.502026-10-29T01:14:53Z
2026-12-21 → 2026-12-24Alaska AirlinesAS500 / AS328 + AA4753$479.252026-10-29T01:14:53Z
2026-12-21 → 2026-12-24United AirlinesUA377 + UA360 / UA2618 + UA1420$486.002026-10-29T01:14:53Z
2026-12-21 → 2026-12-24Delta Air LinesDL5537 + DL728 / DL943 + DL2910$499.502026-10-29T01:14:53Z

2026-12-21 → 2026-12-24 · $499.50

  • Alaska Airlines AS244: IND 2026-12-21 07:23:00 → SEA 2026-12-21 09:27:00; nonstop; 304 minutes. Local airport times.
  • Alaska Airlines AS500: SEA 2026-12-24 09:48:00 → IND 2026-12-24 17:05:00; nonstop; 257 minutes. Local airport times.

2026-12-21 → 2026-12-24 · $479.25

  • Southwest Airlines WN4434 / WN1788: IND 2026-12-21 06:30:00 → SEA 2026-12-21 10:40:00; 1 stop(s) via DEN; 430 minutes. Local airport times.
    • WN4434: IND 2026-12-21 06:30:00 → DEN 2026-12-21 07:20:00; layover at DEN: 70 minutes.
    • WN1788: DEN 2026-12-21 08:30:00 → SEA 2026-12-21 10:40:00.
  • Alaska Airlines AS500: SEA 2026-12-24 09:48:00 → IND 2026-12-24 17:05:00; nonstop; 257 minutes. Local airport times.

2026-12-21 → 2026-12-24 · $486.00

  • United Airlines UA500 / UA2192: IND 2026-12-21 07:00:00 → SEA 2026-12-21 12:18:00; 1 stop(s) via SFO; 498 minutes. Local airport times.
    • UA500: IND 2026-12-21 07:00:00 → SFO 2026-12-21 09:01:00; layover at SFO: 64 minutes.
    • UA2192: SFO 2026-12-21 10:05:00 → SEA 2026-12-21 12:18:00.
  • United Airlines UA2618 / UA1420: SEA 2026-12-24 07:00:00 → IND 2026-12-24 16:26:00; 1 stop(s) via ORD; 386 minutes. Local airport times.
    • UA2618: SEA 2026-12-24 07:00:00 → ORD 2026-12-24 13:10:00; layover at ORD: 64 minutes.
    • UA1420: ORD 2026-12-24 14:14:00 → IND 2026-12-24 16:26:00.

2026-12-21 → 2026-12-24 · $499.50

  • Delta Air Lines DL2910 / DL881: IND 2026-12-21 16:19:00 → SEA 2026-12-21 20:49:00; 1 stop(s) via MSP; 450 minutes. Local airport times.
    • DL2910: IND 2026-12-21 16:19:00 → MSP 2026-12-21 17:05:00; layover at MSP: 101 minutes.
    • DL881: MSP 2026-12-21 18:46:00 → SEA 2026-12-21 20:49:00.
  • Delta Air Lines DL943 / DL2910: SEA 2026-12-24 06:00:00 → IND 2026-12-24 15:26:00; 1 stop(s) via MSP; 386 minutes. Local airport times.
    • DL943: SEA 2026-12-24 06:00:00 → MSP 2026-12-24 11:19:00; layover at MSP: 87 minutes.
    • DL2910: MSP 2026-12-24 12:46:00 → IND 2026-12-24 15:26:00.

2026-12-21 → 2026-12-24 · $499.50

  • Alaska Airlines AS500: IND 2026-12-21 18:08:00 → SEA 2026-12-21 19:59:00; nonstop; 291 minutes. Local airport times.
  • Alaska Airlines AS500: SEA 2026-12-24 09:48:00 → IND 2026-12-24 17:05:00; nonstop; 257 minutes. Local airport times.

2026-12-21 → 2026-12-24 · $479.25

  • Alaska Airlines AS500: IND 2026-12-21 18:26:00 → SEA 2026-12-21 20:26:00; nonstop; 300 minutes. Local airport times.
  • Alaska Airlines AS328 / AA4753: SEA 2026-12-24 23:40:00 → IND 2026-12-25 08:57:00; 1 stop(s) via ORD; 377 minutes. Local airport times.
    • AS328: SEA 2026-12-24 23:40:00 → ORD 2026-12-25 05:37:00; layover at ORD: 67 minutes.
    • AA4753: ORD 2026-12-25 06:44:00 → IND 2026-12-25 08:57:00.

2026-12-21 → 2026-12-24 · $486.00

  • United Airlines UA377 / UA360: IND 2026-12-21 15:49:00 → SEA 2026-12-21 21:21:00; 1 stop(s) via DEN; 512 minutes. Local airport times.
    • UA377: IND 2026-12-21 15:49:00 → DEN 2026-12-21 16:50:00; layover at DEN: 142 minutes.
    • UA360: DEN 2026-12-21 19:12:00 → SEA 2026-12-21 21:21:00.
  • United Airlines UA2618 / UA1420: SEA 2026-12-24 07:00:00 → IND 2026-12-24 16:26:00; 1 stop(s) via ORD; 386 minutes. Local airport times.
    • UA2618: SEA 2026-12-24 07:00:00 → ORD 2026-12-24 13:10:00; layover at ORD: 64 minutes.
    • UA1420: ORD 2026-12-24 14:14:00 → IND 2026-12-24 16:26:00.

2026-12-21 → 2026-12-24 · $499.50

  • Delta Air Lines DL5537 / DL728: IND 2026-12-21 10:33:00 → SEA 2026-12-21 14:55:00; 1 stop(s) via DTW; 442 minutes. Local airport times.
    • DL5537: IND 2026-12-21 10:33:00 → DTW 2026-12-21 11:45:00; layover at DTW: 68 minutes.
    • DL728: DTW 2026-12-21 12:53:00 → SEA 2026-12-21 14:55:00.
  • Delta Air Lines DL943 / DL2910: SEA 2026-12-24 06:00:00 → IND 2026-12-24 15:26:00; 1 stop(s) via MSP; 386 minutes. Local airport times.
    • DL943: SEA 2026-12-24 06:00:00 → MSP 2026-12-24 11:19:00; layover at MSP: 87 minutes.
    • DL2910: MSP 2026-12-24 12:46:00 → IND 2026-12-24 15:26:00.

More dates for this route