$235+ Cheap flights from Dayton to Seattle (DAY - SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — SEA
Oct 24 — Oct 311
Round-trip
1 adult, Economy
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Find cheap flights from Dayton to Seattle 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
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Cheapest flights from Dayton to SeattleExplore the most affordable flight options available from Dayton to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 24, 2026.
Explore the most affordable flight options available from Dayton to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 24, 2026.
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Thu 10/152:55 pm -
1 stop8h 42m
Sun 10/1811:14 pm -
1 stop7h 33m
Deal found 9/22![United Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 9/23. 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 11/2611:24 am -
1 stop8h 14m
Wed 12/210:40 pm -
1 stop9h 02m
Deal found 9/23![Delta logo]()
$409
This American Airlines deal was found by Cheapflights users on 9/20. 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.
Fri 12/255:27 am -
1 stop7h 30m
Wed 12/301:56 pm -
1 stop6h 33m
Deal found 9/20![American Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/232:00 pm -
1 stop8h 06m
Sun 12/2711:03 pm -
1 stop7h 54m
Deal found 9/20![United Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 9/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:10 am -
2 stops9h 44m
Mon 11/1610:56 pm -
1 stop9h 02m
Deal found 9/19![United Airlines logo]()
$447
This Delta deal was found by Cheapflights users on 9/23. 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.
Sun 11/226:44 pm -
1 stop8h 13m
Tue 12/111:59 pm -
1 stop7h 43m
Deal found 9/23![Delta logo]()
$449
This United Airlines deal was found by Cheapflights users on 9/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:32 am -
2 stops9h 05m
Wed 10/711:14 pm -
1 stop7h 33m
Deal found 9/19![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 9/23. 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 11/62:10 pm -
2 stops12h 05m
Wed 11/112:30 pm -
1 stop6h 08m
Deal found 9/23![United Airlines logo]()
$457
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Fri 11/209:36 am -
1 stop10h 23m
Mon 11/236:09 am -
1 stop8h 52m
Deal found 9/19![American Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 9/23. 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 11/2611:24 am -
1 stop8h 14m
Tue 12/111:59 pm -
1 stop7h 43m
Deal found 9/23![Delta logo]()
$479
This Delta deal was found by Cheapflights users on 9/20. 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.
Thu 10/16:39 pm -
1 stop8h 19m
Sun 10/411:59 pm -
1 stop7h 40m
Deal found 9/20![Delta logo]()
$494
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Sat 12/511:05 am -
1 stop8h 13m
Wed 12/92:05 pm -
1 stop6h 24m
Deal found 9/22![United Airlines logo]()
$499
Best flights from Dayton to SeattleDiscover carefully curated flight deals from Dayton to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 24, 2026.
Discover carefully curated flight deals from Dayton to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 24, 2026.
This Delta deal was found by Cheapflights users on 9/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/153:25 pm -
1 stop9h 38m
Sun 10/1810:35 pm -
1 stop9h 03m
Deal found 9/19![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/232:00 pm -
1 stop8h 06m
Sun 12/2711:03 pm -
1 stop7h 54m
Deal found 9/20![United Airlines logo]()
$444
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:44 pm -
1 stop8h 13m
Sun 11/1511:40 pm -
1 stop7h 59m
Deal found 9/22![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 9/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/104:27 pm -
1 stop10h 25m
Sun 10/1810:35 pm -
1 stop9h 03m
Deal found 9/19![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/23. 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 11/62:10 pm -
2 stops12h 05m
Wed 11/112:30 pm -
1 stop6h 08m
Deal found 9/23![United Airlines logo]()
$457
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/144:25 pm -
1 stop10h 32m
Wed 11/1811:45 am -
1 stop8h 21m
Deal found 9/22![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 9/23. 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.
Mon 11/236:44 pm -
1 stop8h 13m
Thu 12/311:59 pm -
1 stop7h 43m
Deal found 9/23![Delta logo]()
$449
This Delta deal was found by Cheapflights users on 9/23. 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.
Sun 11/226:44 pm -
1 stop8h 13m
Thu 12/311:59 pm -
1 stop7h 43m
Deal found 9/23![Delta logo]()
$449
This Delta deal was found by Cheapflights users on 9/23. 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.
Tue 11/246:00 am -
1 stop7h 56m
Tue 12/111:59 pm -
1 stop7h 43m
Deal found 9/23![Delta logo]()
$449
Last-minute flights from Dayton to SeattleDiscover last-minute flight deals from Dayton to Seattle. Data last updated September 24, 2026 and is based on user searches.
Discover last-minute flight deals from Dayton to Seattle. Data last updated September 24, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/20. 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.
Thu 10/16:39 pm -
1 stop8h 19m
Sun 10/411:59 pm -
1 stop7h 40m
Deal found 9/20![Delta logo]()
$494
This American Airlines deal was found by Cheapflights users on 9/22. 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.
Thu 10/11:01 pm -
1 stop10h 06m
Sun 10/47:15 am -
1 stop10h 37m
Deal found 9/22![American Airlines logo]()
$539
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Sat 10/31:01 pm -
1 stop10h 06m
Wed 10/76:12 am -
1 stop8h 48m
Deal found 9/19![American Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 9/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:32 am -
2 stops9h 05m
Wed 10/711:14 pm -
1 stop7h 33m
Deal found 9/19![United Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Sat 10/31:01 pm -
1 stop8h 36m
Sat 10/106:12 am -
1 stop9h 35m
Deal found 9/19![American Airlines logo]()
$512
This United Airlines deal was found by Cheapflights users on 9/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/32:20 pm -
2 stops9h 55m
Sat 10/109:05 am -
2 stops11h 53m
Deal found 9/19![United Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Thu 10/82:55 pm -
1 stop8h 42m
Mon 10/1211:13 pm -
1 stop8h 44m
Deal found 9/22![United Airlines logo]()
$535
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/142:55 pm -
1 stop8h 42m
Sat 10/1711:14 pm -
1 stop7h 33m
Deal found 9/22![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Thu 10/152:55 pm -
1 stop8h 42m
Sun 10/1811:14 pm -
1 stop7h 33m
Deal found 9/22![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Thu 10/159:00 am -
2 stops14h 37m
Sat 10/1711:14 pm -
1 stop7h 33m
Deal found 9/22![United Airlines logo]()
$504
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Thu 10/1511:32 am -
2 stops12h 05m
Fri 10/237:25 pm -
2 stops12h 32m
Deal found 9/22![United Airlines logo]()
$509
This Delta deal was found by Cheapflights users on 9/21. 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.
Thu 10/153:25 pm -
1 stop9h 38m
Fri 10/1611:59 pm -
1 stop7h 39m
Deal found 9/21![Delta logo]()
$548
One-way flights from Dayton to SeattleSearch for one-way flight options from Dayton to Seattle. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
Search for one-way flight options from Dayton to Seattle. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/23. 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.
Mon 12/79:04 pm -
3 stops45h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Multiple Airlines logo]()
$235
This Delta deal was found by Cheapflights users on 9/21. 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 10/176:00 am -
1 stop9h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Delta logo]()
$262
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Tue 10/2011:32 am -
2 stops12h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![United Airlines logo]()
$292
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Sat 10/1711:32 am -
2 stops12h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![United Airlines logo]()
$327
This United Airlines deal was found by Cheapflights users on 9/21. 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 12/172:00 pm -
2 stops10h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![United Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/293:27 pm -
1 stop8h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Delta logo]()
$342
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Tue 9/299:00 am -
2 stops15h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![United Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 9/23. 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 9/264:26 pm -
1 stop10h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Delta logo]()
$349
This American Airlines deal was found by Cheapflights users on 9/19. 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 10/85:52 pm -
1 stop8h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![American Airlines logo]()
$351
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Mon 12/711:05 am -
2 stops13h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![United Airlines logo]()
$352
This American Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 10/76:35 am -
1 stop8h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![American Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Sat 9/269:00 am -
2 stops12h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![United Airlines logo]()
$405
Find flight deals from Dayton to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Dayton (DAY) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (Delta) |
One-way from | $235 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $464 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dayton to Seattle 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 September 24, 2026.
Use the filters below to find and compare flights from Dayton to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DaytonSeattle
DAY Dayton - SEA Seattle/Tacoma Intl
DAYSEA
Dayton
Tue 10/20
11:23 am-7:04 pm
1 stop10h 41m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$262
DaytonSeattle
DAY Dayton - SEA Seattle/Tacoma Intl
DAYSEA
Dayton
Mon 12/7
3:04 pm-9:01 pm
1 stop8h 57m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$262
Quickest round-trip
DaytonSeattle
DAY Dayton - SEA Seattle/Tacoma Intl
DAYSEA
Dayton
Sat 2/6
6:40 pm-12:09 am
1 stop8h 29m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$262
DaytonSeattle
DAY Dayton - SEA Seattle/Tacoma Intl
DAYSEA
Dayton
Tue 10/20
11:32 am-8:37 pm
2 stops12h 05m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$292
DaytonSeattle
DAY Dayton - SEA Seattle/Tacoma Intl
DAYSEA
Dayton
Sat 2/6
11:22 am-6:09 pm
2 stops9h 47m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$303
DaytonSeattle
DAY Dayton - SEA Seattle/Tacoma Intl
DAYSEA
Dayton
Tue 9/29
3:27 pm-9:15 pm
1 stop8h 48m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$342
DaytonSeattle
DAY Dayton - SEA Seattle/Tacoma Intl
DAYSEA
Dayton
Thu 10/8
6:35 am-12:18 pm
1 stop8h 43m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$351
DaytonSeattle
DAY Dayton - SEA Seattle/Tacoma Intl
DAYSEA
Dayton
Thu 10/15
3:25 pm-10:03 pm
1 stop9h 38m
Seattle/Tacoma Intl
Sun 10/18
10:35 pm-10:38 am
1 stop9h 03m
$379
DaytonSeattle
DAY Dayton - SEA Seattle/Tacoma Intl
DAYSEA
Dayton
Fri 11/13
6:44 pm-11:57 pm
1 stop8h 13m
Seattle/Tacoma Intl
Sun 11/15
11:40 pm-10:39 am
1 stop7h 59m
$379
DaytonSeattle
DAY Dayton - SEA Seattle/Tacoma Intl
DAYSEA
Dayton
Sat 10/10
4:27 pm-11:52 pm
1 stop10h 25m
Seattle/Tacoma Intl
Sun 10/18
10:35 pm-10:38 am
1 stop9h 03m
$379
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Dayton to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dayton to Seattle in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Dayton-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dayton-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dayton-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Dayton-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dayton-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Dayton to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Dayton with our price prediction graph.
DAY-SEA
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 Dayton to Seattle
What is the cheapest month to book a flight from Dayton to Seattle?
Currently, January is the cheapest month in which you can book a flight from Dayton to Seattle (average of $288). Flying from Dayton to Seattle in June is currently the most expensive (average of $649). 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.
How much does it cost to fly round-trip from Dayton to Seattle?
Airfare is below average for this route at the moment.
Dayton to Seattle flights typically cost between $400 and $558 in October.The cheapest round-trip price found within the last 5 days was $379 on United Airlines (Oct 15-Oct 18).
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated September 24, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines from Dayton to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Related info for your journey
Find useful and relevant information for your journey from Dayton to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ellensburg
Issaquah
Marysville
Ocean Shores
Lakewood
Fife
Poulsbo
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Dayton and Seattle flights
Browse other Dayton and Seattle flight options. Last updated on September 24, 2026.
Other flights from Dayton
Browse through other flights departing from Dayton. Flights are based on user searches made on Cheapflights and were last updated on September 24, 2026.
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Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 24, 2026.
Top 4 airlines flying from Dayton to Seattle
Discover the top 4 airlines that operate flights from Dayton to Seattle. 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 September 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$187 | Average$487 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$247 | Average$452 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$297 | Average$484 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$322 | Average$498 | FlexibilityNo cancel fee | On-time71% |