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Otopeni Intl

$419+ Cheap flights from Aurora, CO to Otopeni Intl (OTP)

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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — OTP
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Aurora to Otopeni Intl

Cheapest flights from Aurora to Otopeni Intl
Explore the most affordable flight options available from Aurora to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This oojo deal was found by Cheapflights users on 12/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/213:20 pmDEN - OTP
2 stops32h 30mTurkish Airlines
Tue 12/239:10 pmOTP - DEN
2 stops33h 56mTurkish Airlines
Deal found 12/17$1,822
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:20 pmDEN - OTP
1 stop17h 15mUnited Airlines
Fri 1/25:55 amOTP - DEN
2 stops25h 11mUnited Airlines
Deal found 12/16$1,880
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:20 pmDEN - OTP
1 stop16h 10mTurkish Airlines
Fri 1/210:20 amOTP - DEN
1 stop16h 15mTurkish Airlines
Deal found 12/16$2,159
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:20 pmDEN - OTP
1 stop16h 10mMultiple Airlines
Sun 1/49:50 pmOTP - DEN
2 stops34h 14mMultiple Airlines
Deal found 12/16$2,194
This Gotogate deal was found by Cheapflights users on 12/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/218:20 pmDEN - OTP
1 stop13h 15mMultiple Airlines
Tue 12/235:55 amOTP - DEN
2 stops23h 15mMultiple Airlines
Deal found 12/17$2,199
This Gotogate deal was found by Cheapflights users on 12/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/218:20 pmDEN - OTP
1 stop13h 15mLufthansa
Tue 12/231:05 pmOTP - DEN
1 stop14h 50mLufthansa
Deal found 12/17$2,208
This Cheapflightsfares deal was found by Cheapflights users on 12/16. 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 12/188:20 pmDEN - OTP
2 stops31h 10mAustrian Airlines
Sun 1/117:10 pmOTP - DEN
2 stops28h 15mAustrian Airlines
Deal found 12/16$2,225
This Gurufare deal was found by Cheapflights users on 12/16. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/188:20 pmDEN - OTP
2 stops31h 10mMultiple Airlines
Sun 1/111:05 pmOTP - DEN
1 stop34h 30mMultiple Airlines
Deal found 12/16$2,314

Find flight deals from Aurora to Otopeni Intl

Keep the following information in mind while searching for Aurora to Otopeni Intl flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$593
(FlightHub)

One-way from

$419
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,345
Provider with most accurate pricing for Denver Intl-Bucharest (BUH) flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Bucharest (BUH) flights.
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From Aurora to Bucharest Otopeni Intl
Search Deals
One-way flight from Aurora to Bucharest Otopeni Intl
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Aurora to Otopeni Intl 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 18, 2025.
Use the filters below to find and compare flights from Aurora to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Aurora

Fly to

Otopeni Intl

Route

Depart

Return

Price

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Fri 3/13

8:20 pm-8:30 pm

1 stop16h 10m

Bucharest Otopeni Intl

Fri 3/20

10:10 am-6:35 pm

1 stop16h 25m

$605

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Wed 3/4

5:25 pm-11:30 pm

1 stop21h 05m

Bucharest Otopeni Intl

Wed 3/25

8:05 am-4:30 pm

1 stop16h 25m

$775

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Wed 3/4

4:15 pm-6:35 pm

2 stops17h 20m

Bucharest Otopeni Intl

Wed 3/25

6:05 am-5:00 pm

1 stop18h 55m

$781

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Sat 1/31

11:35 am-8:50 am

2 stops36h 15m

Bucharest Otopeni Intl

Sat 2/7

10:15 am-5:35 pm

1 stop16h 20m

$822

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Sun 3/29

2:49 pm-12:45 am

2 stops24h 56m

Bucharest Otopeni Intl

Sun 4/5

8:20 am-10:37 pm

2 stops23h 17m

$837

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Fri 5/1

11:05 am-1:50 pm

2 stops41h 45m

Bucharest Otopeni Intl

Wed 5/6

8:20 am-11:01 pm

2 stops23h 41m

$841

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Wed 12/31

5:45 pm-12:15 pm

2 stops33h 30m

$419

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Sun 12/28

5:45 pm-11:10 am

3 stops56h 25m

$537

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Wed 12/31

8:20 pm-1:05 am

1 stop19h 45m

$629

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Sun 12/28

8:20 pm-6:35 pm

1 stop13h 15m

$922

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Best time to book a flight from Aurora to Otopeni Intl

Have a flexible travel schedule? Discover the best time to fly to Otopeni Intl from Aurora 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 Aurora to Bucharest Otopeni Intl Airport

What is the cheapest month to book a flight from Aurora to Bucharest Otopeni Intl Airport?

Currently, April is the cheapest month in which you can book a flight from Aurora to Bucharest Otopeni Intl Airport (average of $508). Flying from Aurora to Bucharest Otopeni Intl Airport in February is currently the most expensive (average of $1,137). 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 OTP?

Find hourly flight availability from Aurora to Otopeni Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

One of the essential ways to save on airfare from Aurora to Bucharest Otopeni Intl Airport 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 51% on airfare.

Reviews of airlines servicing Otopeni Intl

Get insights into the airlines that provide service to Otopeni Intl. 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 Otopeni Intl. Reviews last updated December 18, 2025.
Read through reviews of airlines operating flights from Aurora to Bucharest Otopeni Intl Airport, such as United Airlines, Turkish Airlines, and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,091 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
United Airlines
7.4
Good
9,091 reviews
United Airlines
7.4
Good
9,091 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
Turkish Airlines
7.3
Good
4,104 reviews
United Airlines
7.4
Good
9,091 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
Lufthansa
6.8
Okay
7,634 reviews
United Airlines
7.4
Good
9,091 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
British Airways
6.7
Okay
7,585 reviews
United Airlines
7.4
Good
9,091 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Related info for your journey

Find useful and relevant information for your journey from Aurora to Otopeni Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Aurora to Bucharest Otopeni Intl Airport?

    Departing from Aurora to Bucharest Otopeni Intl Airport will take you 16h 10m. There are 5847 mi between Aurora and Bucharest Otopeni Intl Airport. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Aurora to Otopeni Intl?

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

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

    Yes. Cheapflights offers flight deals from Aurora to Otopeni Intl 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 Aurora to Bucharest Otopeni Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from Aurora to Bucharest Otopeni Intl Airport (average of $508). Flying from Aurora to Bucharest Otopeni Intl Airport in February is currently the most expensive (average of $1,137). 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

Traveling to a place near Bucharest Otopeni Intl Airport?

Book flights to Bucharest Otopeni Intl Airport if you plan to visit one of these locations
Otopeni

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Alternative routes for Aurora to Otopeni Intl

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Otopeni Intl flights

Top 4 airlines flying from Aurora to Otopeni Intl

Discover the top 4 airlines that operate flights from Aurora to Otopeni Intl. 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 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$534Average$923FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$552Average$830FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$621Average$861FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$644Average$976FlexibilityNo cancel feeOn-time76%

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