$117+ Cheap flights from Seattle (SEA) to Aurora, CO
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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DEN
Aug 15 — Aug 221
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Aurora 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 Seattle/Tacoma Intl to Aurora are usually found in January or October, booked 74 days in advance, depart on a Friday or Thursday and return on a Friday
Cheap flight deals from Seattle to Aurora
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to AuroraExplore the most affordable flight options available from Seattle to Aurora. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 16, 2026.
Explore the most affordable flight options available from Seattle to Aurora. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 16, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 7/16. 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.
Thu 7/237:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Sun 8/27:13 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/16![Frontier logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/77:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Mon 8/107:00 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/15![Frontier logo]()
$169
This WAYA deal was found by Cheapflights users on 7/15. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/78:53 pm
SEA
- DEN
1 stop5h 57m
Frontier
Sat 8/87:00 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/15![Frontier logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Sat 8/87:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Mon 8/107:00 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/14![Frontier logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Sat 8/17:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Sun 8/27:13 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/15![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Sat 8/17:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Mon 8/37:13 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/15![Frontier logo]()
$173
This Frontier deal was found by Cheapflights users on 7/13. 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 8/241:35 pm
SEA
- DEN
Nonstop2h 59m
Frontier
Sun 8/307:15 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/13![Frontier logo]()
$174
This Frontier deal was found by Cheapflights users on 7/13. 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.
Wed 7/297:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Wed 8/58:45 am
DEN
- SEA
1 stop11h 13m
Frontier
Deal found 7/13![Frontier logo]()
$175
This Frontier deal was found by Cheapflights users on 7/15. 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.
Fri 8/142:22 pm
SEA
- DEN
Nonstop2h 56m
Frontier
Mon 8/247:15 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/15![Frontier logo]()
$176
This Frontier deal was found by Cheapflights users on 7/15. 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 8/68:53 pm
SEA
- DEN
1 stop5h 57m
Frontier
Wed 8/127:00 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/15![Frontier logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/142:22 pm
SEA
- DEN
Nonstop2h 56m
Frontier
Fri 8/2810:10 am
DEN
- SEA
Nonstop3h 10m
Frontier
Deal found 7/15![Frontier logo]()
$178
This Cheapflightsfares deal was found by Cheapflights users on 7/15. 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.
Wed 10/147:41 pm
SEA
- DEN
Nonstop2h 53m
Frontier
Sat 10/177:45 am
DEN
- SEA
Nonstop3h 06m
Frontier
Deal found 7/15![Frontier logo]()
$179
Best flights from Seattle to AuroraDiscover carefully curated flight deals from Seattle to Aurora that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 16, 2026.
Discover carefully curated flight deals from Seattle to Aurora that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 16, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/15. 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 9/2910:13 am
SEA
- DEN
1 stop8h 13m
Alaska Airlines
Sat 10/312:31 pm
DEN
- SEA
1 stop6h 34m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 7/11. 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 10/65:35 am
SEA
- DEN
1 stop5h 40m
Southwest
Tue 10/138:50 am
DEN
- SEA
2 stops7h 05m
Southwest
Deal found 7/11![Southwest logo]()
$258
This Southwest deal was found by Cheapflights users on 7/14. 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 9/1511:10 am
SEA
- DEN
Nonstop2h 40m
Southwest
Mon 9/218:05 am
DEN
- SEA
1 stop5h 45m
Southwest
Deal found 7/14![Southwest logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 7/15. 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 8/2510:04 am
SEA
- DEN
1 stop7h 28m
Alaska Airlines
Sat 8/298:08 am
DEN
- SEA
1 stop6h 37m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$285
This Southwest deal was found by Cheapflights users on 7/13. 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 9/165:55 am
SEA
- DEN
2 stops7h 15m
Southwest
Sat 9/191:35 pm
DEN
- SEA
2 stops7h 55m
Southwest
Deal found 7/13![Southwest logo]()
$267
This Southwest deal was found by Cheapflights users on 7/12. 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 8/2612:40 pm
SEA
- DEN
2 stops7h 40m
Southwest
Wed 9/22:40 pm
DEN
- SEA
2 stops7h 35m
Southwest
Deal found 7/12![Southwest logo]()
$267
This Southwest deal was found by Cheapflights users on 7/12. 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 9/55:00 am
SEA
- DEN
1 stop6h 10m
Southwest
Mon 9/76:20 am
DEN
- SEA
1 stop8h 05m
Southwest
Deal found 7/12![Southwest logo]()
$277
This Southwest deal was found by Cheapflights users on 7/11. 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 9/243:25 pm
SEA
- DEN
2 stops7h 20m
Southwest
Tue 9/297:20 am
DEN
- SEA
1 stop5h 45m
Southwest
Deal found 7/11![Southwest logo]()
$282
This Southwest deal was found by Cheapflights users on 7/12. 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 8/295:30 am
SEA
- DEN
2 stops7h 55m
Southwest
Mon 8/312:05 pm
DEN
- SEA
2 stops8h 10m
Southwest
Deal found 7/12![Southwest logo]()
$287
This Southwest deal was found by Cheapflights users on 7/13. 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 8/143:25 pm
SEA
- DEN
2 stops7h 20m
Southwest
Sun 8/166:30 am
DEN
- SEA
Nonstop2h 55m
Southwest
Deal found 7/13![Southwest logo]()
$304
This Southwest deal was found by Cheapflights users on 7/14. 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 9/252:35 pm
SEA
- DEN
1 stop8h 10m
Southwest
Mon 9/2810:15 am
DEN
- SEA
2 stops7h 50m
Southwest
Deal found 7/14![Southwest logo]()
$308
This Southwest deal was found by Cheapflights users on 7/11. 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 8/213:40 pm
SEA
- DEN
1 stop6h 20m
Southwest
Mon 8/249:00 am
DEN
- SEA
2 stops7h 50m
Southwest
Deal found 7/11![Southwest logo]()
$308
Last-minute flights from Seattle to AuroraDiscover last-minute flight deals from Seattle to Aurora. Data last updated July 16, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Aurora. Data last updated July 16, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 7/16. 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.
Thu 7/237:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Sun 8/27:13 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/16![Frontier logo]()
$168
This Frontier deal was found by Cheapflights users on 7/13. 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.
Wed 7/297:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Wed 8/58:45 am
DEN
- SEA
1 stop11h 13m
Frontier
Deal found 7/13![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Sat 8/17:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Sun 8/27:13 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/15![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Sat 8/17:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Mon 8/37:13 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/15![Frontier logo]()
$173
This Frontier deal was found by Cheapflights users on 7/15. 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 8/68:53 pm
SEA
- DEN
1 stop5h 57m
Frontier
Wed 8/127:00 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/15![Frontier logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/77:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Mon 8/107:00 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/15![Frontier logo]()
$169
This WAYA deal was found by Cheapflights users on 7/15. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/78:53 pm
SEA
- DEN
1 stop5h 57m
Frontier
Sat 8/87:00 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/15![Frontier logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/77:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Tue 8/117:00 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/15![Frontier logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Sat 8/87:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Mon 8/107:00 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/14![Frontier logo]()
$171
This Frontier deal was found by Cheapflights users on 7/15. 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.
Fri 8/142:22 pm
SEA
- DEN
Nonstop2h 56m
Frontier
Wed 8/267:15 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/15![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/142:22 pm
SEA
- DEN
Nonstop2h 56m
Frontier
Fri 8/2810:10 am
DEN
- SEA
Nonstop3h 10m
Frontier
Deal found 7/15![Frontier logo]()
$178
This Frontier deal was found by Cheapflights users on 7/13. 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 8/241:35 pm
SEA
- DEN
Nonstop2h 59m
Frontier
Sun 8/307:15 am
DEN
- SEA
Nonstop3h 04m
Frontier
Deal found 7/13![Frontier logo]()
$174
One-way flights from Seattle to AuroraSearch for one-way flight options from Seattle to Aurora. Find affordable one-way fares based on user searches. Data last updated July 16, 2026.
Search for one-way flight options from Seattle to Aurora. Find affordable one-way fares based on user searches. Data last updated July 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Sat 8/2210:34 am
SEA
- DEN
1 stop13h 10m
Frontier
Deal found 7/15![Frontier logo]()
$117
This Frontier deal was found by Cheapflights users on 7/15. 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 8/17:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Deal found 7/15![Frontier logo]()
$118
This Southwest deal was found by Cheapflights users on 7/13. 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 8/46:10 pm
SEA
- DEN
Nonstop2h 45m
Southwest
Deal found 7/13![Southwest logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Sat 9/511:54 am
SEA
- DEN
1 stop10h 27m
Frontier
Deal found 7/15![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Sun 8/98:53 pm
SEA
- DEN
2 stops19h 28m
Frontier
Deal found 7/13![Frontier logo]()
$124
This Super.com deal was found by Cheapflights users on 7/12. 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 9/77:06 pm
SEA
- DEN
Nonstop2h 52m
Frontier
Deal found 7/12![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 8/258:53 pm
SEA
- DEN
2 stops21h 53m
Frontier
Deal found 7/12![Frontier logo]()
$126
This Cheapflightsfares deal was found by Cheapflights users on 7/15. 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 8/158:13 pm
SEA
- DEN
1 stop6h 37m
Frontier
Deal found 7/15![Frontier logo]()
$127
This iWofly deal was found by Cheapflights users on 7/15. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:53 pm
SEA
- DEN
1 stop5h 55m
Frontier
Deal found 7/15![Frontier logo]()
$128
This United Airlines deal was found by Cheapflights users on 7/12. 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 8/45:20 pm
SEA
- DEN
1 stop6h 27m
United Airlines
Deal found 7/12![United Airlines logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 9/310:34 am
SEA
- DEN
1 stop13h 10m
Frontier
Deal found 7/12![Frontier logo]()
$130
Find flight deals from Seattle to Aurora
Keep the following information in mind while searching for Seattle to Aurora flight deals. Data was last updated July 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $169 (Kiwi.com) |
One-way from | $117 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $289 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Aurora 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 July 16, 2026.
Use the filters below to find and compare flights from Seattle to Aurora that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Tue 9/29
10:13 am-7:26 pm
1 stop8h 13m
Denver Intl
Sat 10/3
12:31 pm-6:05 pm
1 stop6h 34m
$257
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Tue 10/6
5:35 am-12:15 pm
1 stop5h 40m
Denver Intl
Tue 10/13
8:50 am-2:55 pm
2 stops7h 05m
$258
Quickest round-trip
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Tue 9/15
11:10 am-2:50 pm
Nonstop2h 40m
Denver Intl
Mon 9/21
8:05 am-12:50 pm
1 stop5h 45m
$267
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Wed 9/16
5:55 am-2:10 pm
2 stops7h 15m
Denver Intl
Sat 9/19
1:35 pm-8:30 pm
2 stops7h 55m
$267
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Wed 8/26
12:40 pm-9:20 pm
2 stops7h 40m
Denver Intl
Wed 9/2
2:40 pm-9:15 pm
2 stops7h 35m
$267
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Sat 9/5
5:00 am-12:10 pm
1 stop6h 10m
Denver Intl
Mon 9/7
6:20 am-1:25 pm
1 stop8h 05m
$277
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Thu 9/24
3:25 pm-11:45 pm
2 stops7h 20m
Denver Intl
Tue 9/29
7:20 am-12:05 pm
1 stop5h 45m
$282
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Tue 8/25
10:04 am-6:32 pm
1 stop7h 28m
Denver Intl
Sat 8/29
8:08 am-1:45 pm
1 stop6h 37m
$285
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Sat 8/29
5:30 am-2:25 pm
2 stops7h 55m
Denver Intl
Mon 8/31
2:05 pm-9:15 pm
2 stops8h 10m
$287
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Fri 8/14
3:25 pm-11:45 pm
2 stops7h 20m
Denver Intl
Sun 8/16
6:30 am-8:25 am
Nonstop2h 55m
$304
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from Seattle to Aurora
Have a flexible travel schedule? Discover the best time to fly to Aurora from Seattle with our price prediction graph.
SEA-DEN
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 Aurora
SEA-9UR
SEA-DEN
What is the cheapest time of day to fly from SEA to 9UR?
Find hourly flight availability from Seattle to Aurora. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 16, 2026.
It’s typically best to fly out from Seattle to Aurora in the evening. Doing so could potentially save you 26% on the flight price compared to flying in the morning, which is usually more expensive.
Weekly flight availability from Seattle to Aurora
Explore weekly flight availability from Seattle to Aurora. 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 July 16, 2026.
The most flights from SEA to 9UR are scheduled on a Thursday (45 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 on average).
How much does it cost to fly round-trip from Seattle to Aurora?
What is the cheapest day to fly from Seattle to Aurora?
Use this chart to determine the cheapest time to fly round-trip from Seattle to Aurora. Price data was last updated on July 11, 2026.
Travelers seeking maximum savings on their Seattle to Aurora flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Aurora
Get insights into the airlines that provide service to Aurora. 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 Aurora. Reviews last updated July 16, 2026.
Read through reviews of airlines operating flights from Seattle to Aurora, such as Southwest,Alaska Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Boarding
8.1
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Seattle to Aurora. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Seattle to Aurora
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Aurora by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Aurora by cabin class
Find flights from Seattle to Aurora, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Aurora flights
Browse other Seattle and Aurora flight options. Last updated on July 16, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on July 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Seattle to Aurora flights
Consider these flights traveling from Seattle to Aurora.
Top 7 airlines flying from Seattle to Aurora
Discover the top 7 airlines that operate flights from Seattle to Aurora. 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 July 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$56 | Average$181 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$69 | Average$207 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$91 | Average$281 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$117 | Average$305 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$117 | Average$333 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$131 | Average$349 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$200 | Average$328 | FlexibilityNo cancel fee | On-time62% |