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Aurora

$90+ Cheap flights from Buffalo (BUF) 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — DEN
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheapflights Tip: The best prices from Buffalo to Aurora are usually found in October or August, booked 81 days in advance, depart on a Friday or Wednesday and return on a Friday

Cheap flight deals from Buffalo to Aurora

Cheapest flights from Buffalo to Aurora
Explore the most affordable flight options available from Buffalo to Aurora. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This CheapOair deal was found by Cheapflights users on 12/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2210:03 pmBUF - DEN
1 stop24h 01mFrontier
Mon 12/2911:59 pmDEN - BUF
1 stop10h 53mFrontier
Deal found 12/14$255
This American Airlines deal was found by Cheapflights users on 12/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:29 pmBUF - DEN
1 stop5h 57mAmerican Airlines
Mon 12/297:00 amDEN - BUF
1 stop6h 20mAmerican Airlines
Deal found 12/13$336
This CheapOair deal was found by Cheapflights users on 12/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:32 pmBUF - DEN
1 stop29h 17mFrontier
Tue 1/611:59 pmDEN - BUF
1 stop30h 14mFrontier
Deal found 12/14$364
This Expedia deal was found by Cheapflights users on 12/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/199:42 amBUF - DEN
1 stop9h 29mFrontier
Sat 1/176:59 pmDEN - BUF
1 stop23h 04mFrontier
Deal found 12/13$381
This Expedia deal was found by Cheapflights users on 12/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/182:07 pmBUF - DEN
1 stop29h 04mFrontier
Tue 12/2311:00 amDEN - BUF
1 stop21h 13mFrontier
Deal found 12/13$383
This Expedia deal was found by Cheapflights users on 12/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/182:07 pmBUF - DEN
1 stop29h 04mFrontier
Sat 12/209:24 amDEN - BUF
1 stop9h 26mFrontier
Deal found 12/14$413
This Southwest deal was found by Cheapflights users on 12/14. 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.
Wed 12/313:00 pmBUF - DEN
1 stop7h 40mSouthwest
Mon 1/55:00 amDEN - BUF
1 stop11h 00mSouthwest
Deal found 12/14$434
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Fri 12/196:30 amBUF - DEN
1 stop6h 05mUnited Airlines
Fri 12/266:00 amDEN - BUF
1 stop6h 14mUnited Airlines
Deal found 12/12$436
This Southwest deal was found by Cheapflights users on 12/12. 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.
Fri 12/196:05 amBUF - DEN
2 stops8h 10mSouthwest
Fri 12/268:10 pmDEN - BUF
1 stop9h 45mSouthwest
Deal found 12/12$468
This American Airlines deal was found by Cheapflights users on 12/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/204:09 pmBUF - DEN
1 stop7h 35mAmerican Airlines
Fri 12/2612:35 pmDEN - BUF
1 stop8h 14mAmerican Airlines
Deal found 12/12$476

Find flight deals from Buffalo to Aurora

Keep the following information in mind while searching for Buffalo to Aurora flight deals. Data was last updated December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$156
(CheapOair)

One-way from

$90
(Kiwi.com)

Popular in

February

Cheapest in

October

Average price

$405
Provider with most accurate pricing for Buffalo-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-Denver Intl flights.
Search Deals
From Buffalo to Aurora
Search Deals
One-way flight from Buffalo to Aurora
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo 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 December 15, 2025.
Use the filters below to find and compare flights from Buffalo to Aurora that are best for you.

Fly from

Buffalo

Fly to

Aurora

Route

Depart

Return

Price

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Wed 2/25

8:25 am-10:09 am

Nonstop3h 44m

Denver Intl

Sun 3/1

5:44 pm-10:59 pm

Nonstop3h 15m

$199

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Tue 2/24

8:25 am-10:09 am

Nonstop3h 44m

Denver Intl

Fri 2/27

5:44 pm-10:59 pm

Nonstop3h 15m

$199

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Mon 3/2

8:25 am-10:09 am

Nonstop3h 44m

Denver Intl

Mon 3/9

5:55 pm-11:10 pm

Nonstop3h 15m

$199

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Mon 3/2

1:48 pm-9:41 pm

1 stop9h 53m

Denver Intl

Mon 3/9

11:59 pm-9:27 am

1 stop7h 28m

$201

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Fri 2/27

5:50 pm-10:36 pm

1 stop6h 46m

Denver Intl

Wed 3/4

7:00 am-5:18 pm

1 stop8h 18m

$219

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Mon 3/9

11:37 am-7:36 pm

1 stop9h 59m

Denver Intl

Tue 3/10

11:55 pm-10:57 am

1 stop9h 02m

$219

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Sun 1/18

6:03 am-10:24 am

1 stop6h 21m

Denver Intl

Thu 1/22

10:34 am-4:59 pm

1 stop4h 25m

$219

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Tue 1/6

5:23 pm-9:59 pm

1 stop6h 36m

Denver Intl

Fri 1/9

1:31 pm-10:31 pm

1 stop7h 00m

$219

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Wed 2/4

11:00 am-4:34 pm

1 stop7h 34m

Denver Intl

Sat 2/14

3:36 pm-11:44 pm

1 stop6h 08m

$219

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Thu 1/15

9:55 am-4:37 pm

1 stop8h 42m

Denver Intl

Sun 1/18

11:20 am-8:29 pm

1 stop7h 09m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 20 results
1
2

Best time to book a flight from Buffalo to Aurora

Have a flexible travel schedule? Discover the best time to fly to Aurora from Buffalo 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 Buffalo to Aurora

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

Use this chart to determine the optimal time to book a round-trip flight from Buffalo to Aurora. Price data was last updated on December 12, 2025.

To ensure you get the cheapest price possible for a flight from Buffalo to Aurora, you should look to book at least 81 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 Buffalo to Aurora?

Currently, June is the cheapest month in which you can book a flight from Buffalo to Aurora (average of $118). Flying from Buffalo to Aurora in April is currently the most expensive (average of $226). 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 BUF to 9UR?

Find hourly flight availability from Buffalo 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 December 15, 2025.

One of the essential ways to save on airfare from Buffalo to Aurora is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 48% on airfare.

What is the cheapest day to fly from Buffalo to Aurora?

Use this chart to determine the cheapest time to fly round-trip from Buffalo to Aurora. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Buffalo to Aurora flight should consider departing on Wednesday 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.

How much does it cost to fly round-trip from Buffalo to Aurora?

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 December 15, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Buffalo to Aurora. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Overall

7.9

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,250 reviews
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Overall

7.9

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,008 reviews
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Overall

7.9

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,092 reviews
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Overall

7.9

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,052 reviews
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Overall

7.9

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,080 reviews
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Overall

7.9

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Buffalo 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 Buffalo to Aurora?

    Most people fly from Buffalo (BUF) if they book a flight from Buffalo to Aurora. On average, Buffalo has 0 outbound flights to Aurora per day from 5 airlines. Buffalo is conveniently located just 8.3 mi from Buffalo’s city center.

  • How popular is this Buffalo to Aurora flight route?

    This flight path from Buffalo to Aurora was viewed by 50 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Buffalo to Aurora?

    Departing from Buffalo to Aurora will take you 3h 44m. The distance between Buffalo and Aurora is about 1355 mi. Generally, flights for this route are nonstop.

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

    The cheapest airlines for a one-way flight from Buffalo to Aurora are Frontier ($48), American Airlines ($79), and United Airlines ($107).

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

    Consider United Airlines (89%), Frontier (78%) or Southwest (67%) when booking your flight. These represent the most reliable airlines when flying from Buffalo to Aurora.

  • What are the cheapest flights from Buffalo to Aurora?

    The cheapest flight price from Buffalo to Aurora is $178. On average you can expect to pay $722. The most popular route, (Buffalo - Denver Intl), can usually be booked for $184.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Buffalo 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 Buffalo to Aurora?

    Currently, June is the cheapest month in which you can book a flight from Buffalo to Aurora (average of $118). Flying from Buffalo to Aurora in April is currently the most expensive (average of $226). 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.

See more FAQs

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Top 5 airlines flying from Buffalo to Aurora

Discover the top 5 airlines that operate flights from Buffalo 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$98Average$215FlexibilityNo cancel feeOn-time62%
DeltaCheapest$194Average$277FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$198Average$309FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$211Average$350FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$240Average$396FlexibilityNo cancel feeOn-time63%

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