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Aurora

$85+ 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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DEN
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Aurora are usually found in September or October, booked 79 days in advance, depart on a Friday or Saturday and return on a Friday

Cheap flight deals from Seattle to Aurora

Keep the following information in mind while searching for Seattle to Aurora flight deals. Data was last updated April 24, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$130
(Cheapflightsfares)

One-way from

$85
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$217
Provider with most accurate pricing for Seattle/Tacoma Intl-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Denver Intl flights.
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From Seattle/Tacoma Intl to Aurora
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One-way flight from Seattle/Tacoma Intl to Aurora
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Highest demand for flights based on searches. 4% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Seattle to Aurora

Cheapest flights from Seattle to Aurora
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 April 24, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/66:00 amSEA - DEN
Nonstop2h 51mFrontier
Mon 5/1210:36 pmDEN - SEA
Nonstop3h 08mFrontier
Deal found 4/23$130
This Trip.com deal was found by Cheapflights users on 4/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/711:20 amSEA - DEN
1 stop5h 49mMultiple Airlines
Sat 6/149:36 pmDEN - SEA
Nonstop3h 08mMultiple Airlines
Deal found 4/23$169
This Delta deal was found by Cheapflights users on 4/23. 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.
Wed 5/216:00 pmSEA - DEN
Nonstop2h 47mDelta
Wed 5/281:45 pmDEN - SEA
Nonstop2h 58mDelta
Deal found 4/23$197
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/710:00 amSEA - DEN
1 stop7h 09mAlaska Airlines
Sat 6/146:00 amDEN - SEA
Nonstop3h 01mAlaska Airlines
Deal found 4/23$207
This United Airlines deal was found by Cheapflights users on 4/23. 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 9/2211:11 amSEA - DEN
Nonstop2h 47mUnited Airlines
Thu 9/259:42 amDEN - SEA
1 stop7h 27mUnited Airlines
Deal found 4/23$223
This Hawaiian Airlines deal was found by Cheapflights users on 4/24. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/168:23 pmSEA - DEN
Nonstop2h 42mHawaiian Airlines
Sun 5/186:00 amDEN - SEA
Nonstop2h 59mHawaiian Airlines
Deal found 4/24$227
This Southwest deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:00 amSEA - DEN
1 stop5h 50mSouthwest
Mon 10/67:50 amDEN - SEA
2 stops8h 10mSouthwest
Deal found 4/23$242
This Cheapflightsfares deal was found by Cheapflights users on 4/24. 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.
Sun 8/3111:55 pmSEA - DEN
1 stop8h 24mSun Country Air
Mon 9/17:00 pmDEN - SEA
1 stop16h 58mSun Country Air
Deal found 4/24$275
This American Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/411:51 amSEA - DEN
1 stop8h 51mAmerican Airlines
Sun 9/78:39 amDEN - SEA
1 stop7h 06mAmerican Airlines
Deal found 4/23$284

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 April 24, 2025.
Use the filters below to find and compare flights from Seattle to Aurora that are best for you.

Fly from

Seattle

Fly to

Aurora

Route

Depart

Return

Price

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Tue 5/6

6:00 am-9:51 am

Nonstop2h 51m

Denver Intl

Mon 5/12

10:36 pm-12:44 am

Nonstop3h 08m

$130

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Sat 6/7

11:20 am-6:09 pm

1 stop5h 49m

Denver Intl

Sat 6/14

9:36 pm-11:44 pm

Nonstop3h 08m

$169

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Wed 5/21

6:00 pm-9:47 pm

Nonstop2h 47m

Denver Intl

Wed 5/28

1:45 pm-3:43 pm

Nonstop2h 58m

$197

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Sat 6/7

10:00 am-6:09 pm

1 stop7h 09m

Denver Intl

Sat 6/14

6:00 am-8:01 am

Nonstop3h 01m

$207

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Tue 6/17

7:59 pm-11:50 pm

Nonstop2h 51m

Denver Intl

Sat 6/28

8:00 pm-12:59 am

1 stop5h 59m

$217

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Wed 5/14

3:05 pm-10:20 pm

1 stop6h 15m

Denver Intl

Sat 5/17

7:45 am-12:25 pm

1 stop5h 40m

$226

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Thu 6/12

6:36 pm-8:33 am

1 stop12h 57m

Denver Intl

Sat 6/14

10:27 am-5:14 pm

1 stop7h 47m

$314

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Tue 4/29

11:40 am-6:06 pm

1 stop5h 26m

Denver Intl

Thu 5/1

11:16 am-4:58 pm

1 stop6h 42m

$327

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Thu 5/15

6:00 am-9:51 am

Nonstop2h 51m

$85

SeattleDenver

SEA - DEN

SEADEN

Seattle/Tacoma Intl

Tue 5/20

6:00 pm-9:47 pm

Nonstop2h 47m

$99

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 17 results
1
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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.
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

How far ahead should I book a flight from Seattle to Aurora?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Aurora. Price data was last updated on April 18, 2025.

The price you pay for your flight from Seattle to Aurora may vary depending on when you book. For the best chance of a lower fare, look to book 79 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Aurora?

Currently, October is the cheapest month in which you can book a flight from Seattle to Aurora (average of $197). Flying from Seattle to Aurora in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to 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 April 24, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Aurora as you normally would.

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 December 16, 2024.

Travelers seeking maximum savings on their Seattle to Aurora flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 April 24, 2025.

The most flights from SEA to 9UR are scheduled on a Wednesday (39 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 on average).

Rainfall in Aurora by month

Plan your trip to Aurora by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Aurora ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Aurora when rainfall is around 0.5 in.

Temperature in Aurora by month

Plan your trip to Aurora by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Aurora, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 April 24, 2025.
To help decide which airline to fly from Seattle to Aurora, see what other customers have to say about Alaska Airlines, Southwest and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
9,918 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Southwest
8.0
Very good
4,286 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.9
Good
2,393 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,685 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

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.

  • What airport do you fly from for flights from Seattle to Aurora?

    If you book a flight to Aurora from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle. There are 29 flights from Seattle/Tacoma Intl to Aurora per day from 7 different airlines.

  • How popular is this Seattle to Aurora flight route?

    The Seattle/Tacoma Intl to Aurora flight path was viewed by 290 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Seattle to Aurora one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $85. Users have also found prices from $99 and $108 on Delta and Alaska Airlines, respectively.

  • What are the most reliable airlines from Seattle to Aurora?

    The top 3 most reliable airlines when flying from Seattle to Aurora are Air France (94%), Aeromexico (92%) and KLM (92%).

  • What are the cheapest flights from Seattle to Aurora?

    On average you can expect to pay $630 for a flight from Seattle to Aurora. The cheapest flight overall is $87 while the most popular route, (Seattle/Tacoma Intl - Denver Intl) is currently priced at $131.

  • Can I find deals for flights from Seattle to Aurora that include hotel bookings?

    Yes. In addition to deals on Seattle to Aurora flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Aurora?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Aurora.

  • Can I find deals for business class flights from Seattle to Aurora?

    Yes. Cheapflights offers flight deals from Seattle to Aurora by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Aurora?

    Currently, October is the cheapest month in which you can book a flight from Seattle to Aurora (average of $197). Flying from Seattle to Aurora in March is currently the most expensive (average of $278). 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.

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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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$56Average$144FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$98Average$220FlexibilityNo cancel feeOn-time85%
DeltaCheapest$103Average$313FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$118Average$311FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$149Average$371FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$149Average$283FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$176Average$306FlexibilityNo cancel feeOn-time71%

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