$50+ Cheap flights from Aurora, CO to Seattle (SEA)
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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SEA
Apr 21 — Apr 281
Round-trip
1 adult, Economy
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Find cheap flights from Aurora 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
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.Cheapflights Tip: The best prices from Aurora to Seattle/Tacoma Intl are usually found in January or February, booked 68 days in advance, depart on a Friday or Thursday and return on a Friday
Cheap flight deals from Aurora to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Aurora to SeattleExplore the most affordable flight options available from Aurora to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 22, 2026.
Explore the most affordable flight options available from Aurora to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 22, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 3/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/69:25 am
DEN
- SEA
Nonstop3h 12m
Frontier
Thu 4/912:42 pm
SEA
- DEN
Nonstop2h 55m
Frontier
Deal found 3/18![Frontier logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 4/157:15 am
DEN
- SEA
Nonstop3h 12m
Frontier
Tue 5/197:50 pm
SEA
- DEN
Nonstop3h 04m
Frontier
Deal found 3/20![Frontier logo]()
$80
This Super.com deal was found by Cheapflights users on 3/18. 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 4/217:15 am
DEN
- SEA
Nonstop3h 12m
Frontier
Thu 4/234:20 pm
SEA
- DEN
Nonstop2h 51m
Frontier
Deal found 3/18![Frontier logo]()
$81
This Frontier deal was found by Cheapflights users on 3/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1612:51 pm
DEN
- SEA
Nonstop3h 14m
Frontier
Tue 4/217:12 pm
SEA
- DEN
Nonstop2h 47m
Frontier
Deal found 3/19![Frontier logo]()
$82
This Expedia deal was found by Cheapflights users on 3/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:40 am
DEN
- SEA
Nonstop3h 12m
Frontier
Sun 5/37:12 pm
SEA
- DEN
Nonstop2h 47m
Frontier
Deal found 3/19![Frontier logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
Thu 4/1612:51 pm
DEN
- SEA
Nonstop3h 14m
Frontier
Tue 5/197:50 pm
SEA
- DEN
Nonstop3h 04m
Frontier
Deal found 3/20![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
Fri 4/247:40 am
DEN
- SEA
Nonstop3h 12m
Frontier
Tue 4/287:12 pm
SEA
- DEN
Nonstop2h 47m
Frontier
Deal found 3/20![Frontier logo]()
$91
This Frontier deal was found by Cheapflights users on 3/20. 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.
Mon 4/207:15 am
DEN
- SEA
Nonstop3h 12m
Frontier
Tue 5/197:50 pm
SEA
- DEN
Nonstop3h 04m
Frontier
Deal found 3/20![Frontier logo]()
$92
This Expedia deal was found by Cheapflights users on 3/18. 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.
Sat 4/257:15 am
DEN
- SEA
Nonstop3h 12m
Multiple Airlines
Mon 4/278:05 pm
SEA
- DEN
Nonstop2h 54m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$97
This Cheapflightsfares deal was found by Cheapflights users on 3/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:15 am
DEN
- SEA
Nonstop3h 12m
Frontier
Mon 4/274:20 pm
SEA
- DEN
Nonstop2h 51m
Frontier
Deal found 3/18![Frontier logo]()
$98
This Cheapflightsfares deal was found by Cheapflights users on 3/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:15 am
DEN
- SEA
Nonstop3h 12m
Frontier
Tue 4/217:12 pm
SEA
- DEN
Nonstop2h 47m
Frontier
Deal found 3/20![Frontier logo]()
$99
This Cheapflightsfares deal was found by Cheapflights users on 3/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/97:45 am
DEN
- SEA
Nonstop3h 03m
Frontier
Sat 6/137:41 pm
SEA
- DEN
Nonstop2h 55m
Frontier
Deal found 3/22![Frontier logo]()
$100
Best flights from Aurora to SeattleDiscover carefully curated flight deals from Aurora to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 22, 2026.
Discover carefully curated flight deals from Aurora to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 22, 2026.
This Southwest deal was found by Cheapflights users on 3/19. 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.
Sat 5/22:45 pm
DEN
- SEA
2 stops8h 45m
Southwest
Mon 5/45:30 am
SEA
- DEN
Nonstop2h 35m
Southwest
Deal found 3/19![Southwest logo]()
$152
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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 4/37:24 pm
DEN
- SEA
Nonstop3h 09m
Alaska Airlines
Tue 4/78:11 pm
SEA
- DEN
Nonstop2h 45m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$197
This Delta deal was found by Cheapflights users on 3/22. 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 5/86:35 pm
DEN
- SEA
Nonstop3h 02m
Delta
Sun 5/107:50 am
SEA
- DEN
Nonstop2h 59m
Delta
Deal found 3/22![Delta logo]()
$237
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Fri 5/17:40 am
DEN
- SEA
Nonstop3h 00m
United Airlines
Sun 5/35:05 am
SEA
- DEN
Nonstop2h 45m
United Airlines
Deal found 3/20![United Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 3/17. 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.
Tue 4/149:00 am
DEN
- SEA
1 stop10h 00m
Southwest
Tue 4/217:50 am
SEA
- DEN
2 stops8h 20m
Southwest
Deal found 3/17![Southwest logo]()
$228
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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.
Tue 5/56:45 am
DEN
- SEA
1 stop8h 21m
Alaska Airlines
Wed 5/610:22 am
SEA
- DEN
1 stop7h 03m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$237
This United Airlines deal was found by Cheapflights users on 3/18. 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 4/177:45 am
DEN
- SEA
Nonstop3h 01m
United Airlines
Fri 4/247:05 pm
SEA
- DEN
Nonstop2h 51m
United Airlines
Deal found 3/18![United Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 3/18. 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.
Sat 5/92:55 pm
DEN
- SEA
2 stops8h 35m
Southwest
Sun 5/103:25 pm
SEA
- DEN
1 stop8h 40m
Southwest
Deal found 3/18![Southwest logo]()
$257
This United Airlines deal was found by Cheapflights users on 3/18. 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 4/225:15 am
DEN
- SEA
1 stop6h 24m
United Airlines
Sat 4/255:45 pm
SEA
- DEN
1 stop6h 00m
United Airlines
Deal found 3/18![United Airlines logo]()
$307
This Southwest deal was found by Cheapflights users on 3/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/14:25 pm
DEN
- SEA
2 stops7h 40m
Southwest
Sun 5/36:50 am
SEA
- DEN
1 stop8h 10m
Southwest
Deal found 3/22![Southwest logo]()
$282
This Southwest deal was found by Cheapflights users on 3/19. 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.
Tue 5/195:15 pm
DEN
- SEA
1 stop7h 20m
Southwest
Wed 5/277:50 am
SEA
- DEN
2 stops8h 20m
Southwest
Deal found 3/19![Southwest logo]()
$301
This Southwest deal was found by Cheapflights users on 3/17. 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 4/176:35 am
DEN
- SEA
1 stop7h 30m
Southwest
Tue 4/216:50 am
SEA
- DEN
2 stops7h 15m
Southwest
Deal found 3/17![Southwest logo]()
$307
Last-minute flights from Aurora to SeattleDiscover last-minute flight deals from Aurora to Seattle. Data last updated March 22, 2026 and is based on user searches.
Discover last-minute flight deals from Aurora to Seattle. Data last updated March 22, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 3/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2712:49 pm
DEN
- SEA
1 stop9h 14m
Frontier
Sun 3/299:35 pm
SEA
- DEN
1 stop5h 21m
Frontier
Deal found 3/20![Frontier logo]()
$249
This Cheapflightsfares deal was found by Cheapflights users on 3/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/279:10 am
DEN
- SEA
1 stop12h 11m
Frontier
Mon 4/66:49 pm
SEA
- DEN
1 stop13h 23m
Frontier
Deal found 3/20![Frontier logo]()
$259
This Cheapflightsfares deal was found by Cheapflights users on 3/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/309:10 am
DEN
- SEA
1 stop12h 11m
Frontier
Mon 4/66:49 pm
SEA
- DEN
1 stop19h 18m
Frontier
Deal found 3/20![Frontier logo]()
$224
This Super.com deal was found by Cheapflights users on 3/18. 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 3/309:10 am
DEN
- SEA
Nonstop3h 09m
Frontier
Thu 4/212:42 pm
SEA
- DEN
Nonstop2h 55m
Frontier
Deal found 3/18![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 3/309:10 am
DEN
- SEA
Nonstop3h 09m
Frontier
Fri 4/312:42 pm
SEA
- DEN
Nonstop2h 55m
Frontier
Deal found 3/18![Frontier logo]()
$275
This Delta deal was found by Cheapflights users on 3/17. 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 3/316:30 am
DEN
- SEA
Nonstop3h 08m
Delta
Thu 4/28:30 am
SEA
- DEN
Nonstop2h 56m
Delta
Deal found 3/17![Delta logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 3/317:00 am
DEN
- SEA
Nonstop3h 10m
Multiple Airlines
Thu 4/212:42 pm
SEA
- DEN
Nonstop2h 55m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$270
One-way flights from Aurora to SeattleSearch for one-way flight options from Aurora to Seattle. Find affordable one-way fares based on user searches. Data last updated March 22, 2026.
Search for one-way flight options from Aurora to Seattle. Find affordable one-way fares based on user searches. Data last updated March 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
Mon 5/47:15 am
DEN
- SEA
Nonstop3h 12m
Frontier
Deal found 3/20![Frontier logo]()
$50
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:15 am
DEN
- SEA
Nonstop3h 12m
Frontier
Deal found 3/22![Frontier logo]()
$53
This Super.com deal was found by Cheapflights users on 3/20. 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.
Tue 5/197:50 am
DEN
- SEA
Nonstop2h 59m
Frontier
Deal found 3/20![Frontier logo]()
$54
This Super.com deal was found by Cheapflights users on 3/21. 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.
Thu 4/1612:51 pm
DEN
- SEA
Nonstop3h 14m
Frontier
Deal found 3/21![Frontier logo]()
$63
This Expedia deal was found by Cheapflights users on 3/21. 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 4/207:15 am
DEN
- SEA
Nonstop3h 12m
Frontier
Deal found 3/21![Frontier logo]()
$64
This United Airlines deal was found by Cheapflights users on 3/18. 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 4/248:35 pm
DEN
- SEA
Nonstop2h 58m
United Airlines
Deal found 3/18![United Airlines logo]()
$69
This Trip.com deal was found by Cheapflights users on 3/18. 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.
Tue 4/710:05 am
DEN
- SEA
1 stop7h 09m
Frontier
Deal found 3/18![Frontier logo]()
$70
This Frontier deal was found by Cheapflights users on 3/20. 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 4/187:15 am
DEN
- SEA
Nonstop3h 12m
Frontier
Deal found 3/20![Frontier logo]()
$71
This Super.com deal was found by Cheapflights users on 3/20. 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.
Sun 4/59:25 am
DEN
- SEA
Nonstop3h 12m
Frontier
Deal found 3/20![Frontier logo]()
$72
This United Airlines deal was found by Cheapflights users on 3/19. 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 4/255:57 pm
DEN
- SEA
1 stop6h 30m
United Airlines
Deal found 3/19![United Airlines logo]()
$74
This United Airlines deal was found by Cheapflights users on 3/18. 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 4/157:45 am
DEN
- SEA
Nonstop3h 01m
United Airlines
Deal found 3/18![United Airlines logo]()
$79
Find flight deals from Aurora to Seattle
Keep the following information in mind while searching for Aurora to Seattle flight deals. Data was last updated March 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $77 (Cheapflightsfares) |
One-way from | $50 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $227 |
Cheapflights Fare Finder
Customize your flight search to find flights from Aurora 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 2,558,603 searches. Data last updated March 22, 2026.
Use the filters below to find and compare flights from Aurora to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverSeattle
DEN - SEA
DENSEA
Denver Intl
Sat 5/2
2:45 pm-10:30 pm
2 stops8h 45m
Seattle/Tacoma Intl
Mon 5/4
5:30 am-9:05 am
Nonstop2h 35m
$152
DenverSeattle
DEN - SEA
DENSEA
Denver Intl
Fri 4/3
7:24 pm-9:33 pm
Nonstop3h 09m
Seattle/Tacoma Intl
Tue 4/7
8:11 pm-11:56 pm
Nonstop2h 45m
$197
DenverSeattle
DEN - SEA
DENSEA
Denver Intl
Tue 4/14
9:00 am-6:00 pm
1 stop10h 00m
Seattle/Tacoma Intl
Tue 4/21
7:50 am-5:10 pm
2 stops8h 20m
$228
DenverSeattle
DEN - SEA
DENSEA
Denver Intl
Fri 5/8
6:35 pm-8:37 pm
Nonstop3h 02m
Seattle/Tacoma Intl
Sun 5/10
7:50 am-11:49 am
Nonstop2h 59m
$237
DenverSeattle
DEN - SEA
DENSEA
Denver Intl
Tue 5/5
6:45 am-2:06 pm
1 stop8h 21m
Seattle/Tacoma Intl
Wed 5/6
10:22 am-6:25 pm
1 stop7h 03m
$237
Quickest round-trip
DenverSeattle
DEN - SEA
DENSEA
Denver Intl
Fri 5/1
7:40 am-9:40 am
Nonstop3h 00m
Seattle/Tacoma Intl
Sun 5/3
5:05 am-8:50 am
Nonstop2h 45m
$257
DenverSeattle
DEN - SEA
DENSEA
Denver Intl
Fri 4/17
7:45 am-9:46 am
Nonstop3h 01m
Seattle/Tacoma Intl
Fri 4/24
7:05 pm-10:56 pm
Nonstop2h 51m
$257
DenverSeattle
DEN - SEA
DENSEA
Denver Intl
Sat 5/9
2:55 pm-10:30 pm
2 stops8h 35m
Seattle/Tacoma Intl
Sun 5/10
3:25 pm-1:05 am
1 stop8h 40m
$257
DenverSeattle
DEN - SEA
DENSEA
Denver Intl
Fri 5/1
4:25 pm-11:05 pm
2 stops7h 40m
Seattle/Tacoma Intl
Sun 5/3
6:50 am-4:00 pm
1 stop8h 10m
$282
DenverSeattle
DEN - SEA
DENSEA
Denver Intl
Tue 5/19
5:15 pm-11:35 pm
1 stop7h 20m
Seattle/Tacoma Intl
Wed 5/27
7:50 am-5:10 pm
2 stops8h 20m
$301
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Aurora to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Aurora with our price prediction graph.
DEN-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 Aurora to Seattle
9UR-SEA
DEN-SEA
How far ahead should I book a flight from Aurora to Seattle?
Use this chart to determine the optimal time to book a round-trip flight from Aurora to Seattle. Price data was last updated on March 13, 2026.
To ensure you get the cheapest price possible for a flight from Aurora to Seattle, you should look to book at least 39 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Aurora to Seattle?
Currently, November is the cheapest month in which you can book a flight from Aurora to Seattle (average of $54). Flying from Aurora to Seattle in July is currently the most expensive (average of $119). 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 9UR to SEA?
Find hourly flight availability from Aurora to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 22, 2026.
One of the essential ways to save on airfare from Aurora to Seattle is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 23% on airfare.
What is the cheapest day to fly from Aurora to Seattle?
Use this chart to determine the cheapest time to fly round-trip from Aurora to Seattle. Price data was last updated on March 14, 2026.
Travelers seeking maximum savings on their Aurora to Seattle flight should consider departing on Friday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Aurora to Seattle
Explore weekly flight availability from Aurora to Seattle. 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 March 22, 2026.
The most flights from 9UR to SEA are scheduled on a Friday (39 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (16 on average).
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 March 22, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andHawaiian Airlines from Aurora to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.0
Food
7.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.0
Food
7.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.0
Food
7.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.0
Food
7.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.0
Food
7.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.0
Food
7.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Related info for your journey
Find useful and relevant information for your journey from Aurora 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
Tacoma
Ocean Shores
Olympia
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Ellensburg
Tukwila
Fife
Lakewood
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
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Aurora and Seattle flights
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Top 7 airlines flying from Aurora to Seattle
Discover the top 7 airlines that operate flights from Aurora 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 2,558,603 searches. Data last updated March 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$55 | Average$164 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$88 | Average$262 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$105 | Average$230 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$116 | Average$331 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$117 | Average$322 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$126 | Average$269 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$186 | Average$278 | FlexibilityNo cancel fee | On-time71% |