$111+ Cheap flights from Seattle (SEA) to Indiana
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IND
Sep 23 — Sep 301
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Seattle to Indiana with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Indiana
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to IndianaExplore the most affordable flight options available from Seattle to Indiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 24, 2026.
Explore the most affordable flight options available from Seattle to Indiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 24, 2026.
This CheapOair deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:27 pm -
1 stop18h 38m
Tue 9/154:12 pm -
1 stop25h 56m
Deal found 8/19![Frontier logo]()
$218
This Super.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:27 pm -
1 stop19h 50m
Mon 10/54:12 pm -
1 stop25h 56m
Deal found 8/20![Frontier logo]()
$221
This CheapOair deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:27 pm -
1 stop19h 50m
Fri 9/254:12 pm -
1 stop25h 56m
Deal found 8/20![Frontier logo]()
$224
This Trip.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:27 pm -
1 stop19h 50m
Sun 10/48:56 pm -
1 stop21h 12m
Deal found 8/19![Frontier logo]()
$230
This Frontier deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/194:27 pm -
1 stop19h 50m
Sat 9/264:12 pm -
1 stop25h 56m
Deal found 8/20![Frontier logo]()
$234
This CheapOair deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/304:27 pm -
1 stop19h 50m
Tue 10/64:12 pm -
1 stop25h 56m
Deal found 8/19![Frontier logo]()
$248
This CheapOair deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:27 pm -
1 stop19h 50m
Mon 9/144:12 pm -
1 stop25h 56m
Deal found 8/21![Frontier logo]()
$249
This CheapOair deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:27 pm -
1 stop19h 50m
Mon 9/284:12 pm -
1 stop25h 56m
Deal found 8/23![Frontier logo]()
$250
This CheapOair deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/54:27 pm -
1 stop19h 50m
Fri 10/163:58 pm -
1 stop26h 14m
Deal found 8/20![Frontier logo]()
$260
This CheapOair deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/264:27 pm -
1 stop19h 41m
Thu 10/293:58 pm -
1 stop26h 14m
Deal found 8/22![Frontier logo]()
$263
This Delta deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:15 am -
Nonstop4h 14m
Sat 9/195:44 pm -
Nonstop4h 36m
Deal found 8/21![Delta logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:25 pm -
2 stops26h 58m
Tue 9/156:30 am -
1 stop10h 38m
Deal found 8/20![Frontier logo]()
$280
Best flights from Seattle to IndianaDiscover carefully curated flight deals from Seattle to Indiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.
Discover carefully curated flight deals from Seattle to Indiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:00 am -
Nonstop4h 10m
Tue 11/38:30 pm -
Nonstop4h 47m
Deal found 8/21![United Airlines logo]()
$287
This Delta deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:15 am -
Nonstop4h 14m
Thu 10/15:44 pm -
Nonstop4h 36m
Deal found 8/23![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/912:10 am -
Nonstop3h 55m
Tue 10/136:05 pm -
1 stop7h 50m
Deal found 8/23![Southwest logo]()
$287
This Alaska Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1112:16 am -
Nonstop4h 04m
Sat 10/177:00 am -
Nonstop4h 42m
Deal found 8/19![Alaska Airlines logo]()
$290
This American Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:12 am -
1 stop8h 00m
Thu 10/156:05 pm -
1 stop9h 05m
Deal found 8/23![American Airlines logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:45 pm -
1 stop20h 54m
Sun 9/279:29 pm -
1 stop14h 13m
Deal found 8/23![Multiple Airlines logo]()
$340
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/73:18 pm -
1 stop7h 37m
Tue 10/138:12 pm -
Nonstop4h 44m
Deal found 8/22![United Airlines logo]()
$287
This Alaska Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1711:56 am -
Nonstop4h 24m
Wed 10/212:21 pm -
1 stop9h 12m
Deal found 8/20![Alaska Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:10 am -
Nonstop3h 55m
Tue 11/31:20 pm -
2 stops10h 55m
Deal found 8/21![Southwest logo]()
$302
This Delta deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2511:05 pm -
1 stop9h 02m
Wed 9/306:13 pm -
1 stop6h 52m
Deal found 8/20![Delta logo]()
$321
This American Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/143:14 pm -
1 stop6h 32m
Mon 10/195:39 pm -
1 stop9h 57m
Deal found 8/20![American Airlines logo]()
$321
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:13 pm -
1 stop8h 44m
Sat 10/1011:34 am -
1 stop7h 31m
Deal found 8/22![United Airlines logo]()
$296
This Southwest deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:25 pm -
1 stop8h 15m
Mon 9/289:20 pm -
Nonstop4h 35m
Deal found 8/23![Southwest logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:45 pm -
1 stop20h 54m
Sun 9/209:29 pm -
1 stop14h 13m
Deal found 8/19![Multiple Airlines logo]()
$342
This Alaska Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1112:16 am -
Nonstop4h 04m
Sun 10/186:00 am -
Nonstop4h 37m
Deal found 8/20![Alaska Airlines logo]()
$317
This Delta deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:05 pm -
1 stop9h 02m
Mon 9/286:13 pm -
1 stop6h 52m
Deal found 8/20![Delta logo]()
$321
This American Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:50 am -
1 stop7h 00m
Wed 9/96:00 am -
1 stop7h 09m
Deal found 8/21![American Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1812:35 pm -
1 stop7h 45m
Fri 9/251:30 pm -
2 stops10h 45m
Deal found 8/19![Southwest logo]()
$312
This Alaska Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:16 am -
Nonstop4h 04m
Sat 9/261:03 pm -
Nonstop4h 38m
Deal found 8/21![Alaska Airlines logo]()
$317
This United Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2511:13 pm -
Nonstop4h 06m
Tue 9/297:00 am -
Nonstop4h 36m
Deal found 8/23![United Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:14 pm -
2 stops23h 03m
Sun 11/88:37 pm -
1 stop15h 08m
Deal found 8/23![Multiple Airlines logo]()
$355
This American Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/163:14 pm -
1 stop6h 32m
Mon 10/195:39 pm -
1 stop9h 57m
Deal found 8/22![American Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:00 am -
1 stop8h 20m
Fri 10/2311:45 am -
1 stop9h 50m
Deal found 8/23![Delta logo]()
$348
This Southwest deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:40 pm -
1 stop7h 00m
Mon 10/1210:05 pm -
Nonstop4h 30m
Deal found 8/21![Southwest logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:40 am -
1 stop9h 41m
Tue 9/222:18 pm -
1 stop22h 07m
Deal found 8/21![Alaska Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/224:27 pm -
2 stops17h 00m
Sun 10/258:53 pm -
1 stop14h 55m
Deal found 8/19![Multiple Airlines logo]()
$373
This United Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:00 am -
1 stop6h 25m
Tue 11/32:09 pm -
2 stops10h 10m
Deal found 8/23![United Airlines logo]()
$348
This American Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/153:14 pm -
1 stop6h 32m
Mon 10/195:39 pm -
1 stop9h 57m
Deal found 8/19![American Airlines logo]()
$348
This Alaska Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:18 pm -
1 stop7h 41m
Tue 9/156:00 am -
Nonstop4h 30m
Deal found 8/19![Alaska Airlines logo]()
$323
This Southwest deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:10 am -
Nonstop3h 55m
Mon 10/2610:05 pm -
Nonstop4h 30m
Deal found 8/21![Southwest logo]()
$323
Last-minute flights from Seattle to IndianaDiscover last-minute flight deals from Seattle to Indiana. Data last updated August 24, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Indiana. Data last updated August 24, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:25 pm -
2 stops26h 58m
Tue 9/156:30 am -
1 stop10h 38m
Deal found 8/20![Frontier logo]()
$280
This CheapOair deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:27 pm -
1 stop18h 38m
Tue 9/154:12 pm -
1 stop25h 56m
Deal found 8/19![Frontier logo]()
$218
This CheapOair deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:27 pm -
1 stop19h 50m
Fri 9/254:12 pm -
1 stop25h 56m
Deal found 8/20![Frontier logo]()
$224
This CheapOair deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:27 pm -
1 stop19h 50m
Mon 9/144:12 pm -
1 stop25h 56m
Deal found 8/21![Frontier logo]()
$249
This Delta deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:15 am -
Nonstop4h 14m
Sat 9/195:44 pm -
Nonstop4h 36m
Deal found 8/21![Delta logo]()
$279
This Booking.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1510:57 am -
1 stop16h 41m
Thu 9/176:00 am -
Nonstop4h 30m
Deal found 8/21![Multiple Airlines logo]()
$281
This Trip.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:45 pm -
1 stop29h 53m
Tue 9/221:21 pm -
1 stop22h 21m
Deal found 8/20![Frontier logo]()
$282
This CheapOair deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/184:27 pm -
1 stop19h 50m
Fri 9/254:12 pm -
1 stop25h 56m
Deal found 8/21![Frontier logo]()
$264
This Frontier deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/194:27 pm -
1 stop19h 50m
Sat 9/264:12 pm -
1 stop25h 56m
Deal found 8/20![Frontier logo]()
$234
This CheapOair deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:27 pm -
1 stop19h 50m
Mon 9/284:12 pm -
1 stop25h 56m
Deal found 8/23![Frontier logo]()
$250
This CheapOair deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:27 pm -
1 stop19h 50m
Mon 9/284:12 pm -
1 stop25h 56m
Deal found 8/19![Frontier logo]()
$278
This CheapOair deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/304:27 pm -
1 stop19h 50m
Tue 10/64:12 pm -
1 stop25h 56m
Deal found 8/19![Frontier logo]()
$248
One-way flights from Seattle to IndianaSearch for one-way flight options from Seattle to Indiana. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
Search for one-way flight options from Seattle to Indiana. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
This CheapOair deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/224:27 pm -
1 stop19h 50m
Deal found 8/20![Frontier logo]()
$111
This Trip.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/304:27 pm -
1 stop24h 34m
Deal found 8/20![Frontier logo]()
$112
This Super.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/294:27 pm -
1 stop20h 44m
Deal found 8/19![Frontier logo]()
$113
This Jetabroad deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/94:27 pm -
1 stop24h 34m
Deal found 8/19![Frontier logo]()
$113
This CheapOair deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/194:27 pm -
1 stop19h 46m
Deal found 8/19![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:27 pm -
1 stop19h 50m
Deal found 8/23![Frontier logo]()
$117
This Jetabroad deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/194:27 pm -
1 stop20h 00m
Deal found 8/19![Frontier logo]()
$118
This Super.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:27 pm -
1 stop18h 38m
Deal found 8/20![Frontier logo]()
$121
This Super.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/194:27 pm -
1 stop19h 50m
Deal found 8/21![Frontier logo]()
$122
This Super.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:45 pm -
1 stop8h 02m
Deal found 8/21![Frontier logo]()
$123
This Super.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:27 pm -
1 stop16h 34m
Deal found 8/22![Frontier logo]()
$123
This Expedia deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:45 pm -
1 stop8h 02m
Deal found 8/21![Frontier logo]()
$124
Find flight deals from Seattle to Indiana
Keep the following information in mind while searching for Seattle to Indiana flight deals. Data was last updated August 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $218 (CheapOair) |
One-way from | $109 (Frontier) |
Popular in | July |
Cheapest in | January |
Average price | $387 |
Good round-trip deal | $357 or less |
Good one-way deal | $288 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Indiana that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 24, 2026.
Use the filters below to find and compare flights from Seattle to Indiana that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleChicago
SEA Seattle/Tacoma Intl - ORD Chicago O'Hare Intl
SEAORD
Seattle/Tacoma Intl
Thu 10/29
7:00 am-1:10 pm
Nonstop4h 10m
Chicago O'Hare Intl
Tue 11/3
8:30 pm-11:17 pm
Nonstop4h 47m
$287
SeattleChicago
SEA Seattle/Tacoma Intl - ORD Chicago O'Hare Intl
SEAORD
Seattle/Tacoma Intl
Sat 9/26
7:15 am-1:29 pm
Nonstop4h 14m
Chicago O'Hare Intl
Thu 10/1
5:44 pm-8:20 pm
Nonstop4h 36m
$287
SeattleChicago
SEA Seattle/Tacoma Intl - MDW Chicago Midway
SEAMDW
Seattle/Tacoma Intl
Fri 10/9
12:10 am-6:05 am
Nonstop3h 55m
Chicago Midway
Tue 10/13
6:05 pm-11:55 pm
1 stop7h 50m
$287
SeattleChicago
SEA Seattle/Tacoma Intl - ORD Chicago O'Hare Intl
SEAORD
Seattle/Tacoma Intl
Wed 10/7
3:18 pm-12:55 am
1 stop7h 37m
Chicago O'Hare Intl
Tue 10/13
8:12 pm-10:56 pm
Nonstop4h 44m
$287
SeattleChicago
SEA Seattle/Tacoma Intl - ORD Chicago O'Hare Intl
SEAORD
Seattle/Tacoma Intl
Fri 9/11
12:16 am-6:20 am
Nonstop4h 04m
Chicago O'Hare Intl
Sat 10/17
7:00 am-9:42 am
Nonstop4h 42m
$290
SeattleSouth Bend
SEA Seattle/Tacoma Intl - SBN South Bend/Michiana
SEASBN
Seattle/Tacoma Intl
Sat 10/10
6:12 am-5:12 pm
1 stop8h 00m
South Bend/Michiana
Thu 10/15
6:05 pm-12:10 am
1 stop9h 05m
$296
SeattleSouth Bend
SEA Seattle/Tacoma Intl - SBN South Bend/Michiana
SEASBN
Seattle/Tacoma Intl
Fri 10/2
11:13 pm-10:57 am
1 stop8h 44m
South Bend/Michiana
Sat 10/10
11:34 am-4:05 pm
1 stop7h 31m
$296
SeattleChicago
SEA Seattle/Tacoma Intl - ORD Chicago O'Hare Intl
SEAORD
Seattle/Tacoma Intl
Sat 10/17
11:56 am-6:20 pm
Nonstop4h 24m
Chicago O'Hare Intl
Wed 10/21
2:21 pm-9:33 pm
1 stop9h 12m
$297
SeattleChicago
SEA Seattle/Tacoma Intl - MDW Chicago Midway
SEAMDW
Seattle/Tacoma Intl
Wed 10/28
12:10 am-6:05 am
Nonstop3h 55m
Chicago Midway
Tue 11/3
1:20 pm-10:15 pm
2 stops10h 55m
$302
SeattleChicago
SEA Seattle/Tacoma Intl - MDW Chicago Midway
SEAMDW
Seattle/Tacoma Intl
Mon 9/14
7:25 pm-5:40 am
1 stop8h 15m
Chicago Midway
Mon 9/28
9:20 pm-11:55 pm
Nonstop4h 35m
$307
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Seattle to Indiana
Have a flexible travel schedule? Discover the best time to fly to Indiana from Seattle with our price prediction graph.
SEA-IND
SEA-ORD
SEA-MDW
SEA-RFD
SEA-SDF
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Indiana
SEA-USIN
SEA-IND
SEA-ORD
SEA-MDW
SEA-RFD
What is the cheapest month to book a flight from Seattle to Indiana?
Currently, January is the cheapest month in which you can book a flight from Seattle to Indiana (average of $317). Flying from Seattle to Indiana in July is currently the most expensive (average of $535). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SEA to IN?
Find hourly flight availability from Seattle to Indiana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 24, 2026.
It’s optimal to fly from Seattle to Indiana at noon. By choosing this option you can save up to 38% on the cost of your flight, compared to a flight in the afternoon.
Weekly flight availability from Seattle to Indiana
Explore weekly flight availability from Seattle to Indiana. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 24, 2026.
The most flights from SEA to USIN are scheduled on a Monday (5 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).
How much does it cost to fly round-trip from Seattle to Indiana?
Airfare is below average for this route at the moment.
Seattle to Indiana flights typically cost between $310 and $455 in September.The cheapest round-trip price found within the last 5 days was $218 on Frontier (Sep 10-Sep 15).
How far ahead should I book a flight from Seattle to Indiana?
Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Indiana. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Indiana
Get insights into the airlines that provide service to Indiana. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Indiana. Reviews last updated August 24, 2026.
See what other customers who have flown with Southwest,Alaska Airlines, andDelta from Seattle to Indiana have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Seattle to Indiana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for Seattle to Indiana
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Indiana by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Indiana by cabin class
Find flights from Seattle to Indiana, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Indiana flights
Browse other Seattle and Indiana flight options. Last updated on August 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Seattle to Indiana flights
Consider these flights traveling from Seattle to Indiana.
Top 7 airlines flying from Seattle to Indiana
Discover the top 7 airlines that operate flights from Seattle to Indiana. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$124 | Average$459 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$147 | Average$338 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$161 | Average$411 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$208 | Average$504 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$587 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$238 | Average$432 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$249 | Average$395 | FlexibilityNo cancel fee | On-time63% |