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Otopeni Intl

$549+ Cheap flights from Allentown (ABE) to Otopeni Intl (OTP)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — OTP
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Find flight deals from Allentown to Otopeni Intl

Cheapest flights from Allentown to Otopeni Intl
Explore the most affordable flight options available from Allentown to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

This Delta deal was found by Cheapflights users on 10/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:00 pmABE - OTP
2 stops21h 50mDelta
Sun 11/161:55 pmOTP - ABE
2 stops39h 17mDelta
Deal found 10/13$549
This United deal was found by Cheapflights users on 10/14. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:32 amABE - OTP
2 stops29h 08mMultiple Airlines
Sun 11/165:55 amOTP - ABE
2 stops22h 46mMultiple Airlines
Deal found 10/14$660
This United Airlines deal was found by Cheapflights users on 10/12. 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.
Thu 11/276:32 amABE - OTP
2 stops24h 33mUnited Airlines
Thu 12/45:50 amOTP - ABE
2 stops17h 57mUnited Airlines
Deal found 10/12$860
This United Airlines deal was found by Cheapflights users on 10/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/121:00 pmABE - OTP
3 stops18h 00mUnited Airlines
Sun 11/165:55 amOTP - ABE
3 stops22h 46mUnited Airlines
Deal found 10/14$1,038

Cheap flight deals from Allentown to Otopeni Intl

Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) to Otopeni Intl (OTP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 14, 2025.

Round-trip from

$549
(Delta)
From Allentown-Bethlehem to Bucharest Otopeni Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Allentown 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 October 14, 2025.
Use the filters below to find and compare flights from Allentown to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Allentown

Fly to

Otopeni Intl

Route

Depart

Return

Price

AllentownBucharest

ABE - OTP

ABEOTP

Allentown-Bethlehem

Wed 11/12

6:10 am-12:05 pm

2 stops22h 55m

Bucharest Otopeni Intl

Sun 11/16

1:55 pm-10:12 pm

2 stops39h 17m

$549

AllentownBucharest

ABE - OTP

ABEOTP

Allentown-Bethlehem

Wed 11/12

6:32 am-6:40 pm

2 stops29h 08m

Bucharest Otopeni Intl

Sun 11/16

5:55 am-9:41 pm

2 stops22h 46m

$660

AllentownBucharest

ABE - OTP

ABEOTP

Allentown-Bethlehem

Thu 11/27

6:32 am-2:05 pm

2 stops24h 33m

Bucharest Otopeni Intl

Thu 12/4

5:50 am-4:47 pm

2 stops17h 57m

$860

AllentownBucharest

ABE - OTP

ABEOTP

Allentown-Bethlehem

Wed 11/12

1:00 pm-2:00 pm

3 stops18h 00m

Bucharest Otopeni Intl

Sun 11/16

5:55 am-9:41 pm

3 stops22h 46m

$1,038

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Best time to book a flight from Allentown to Otopeni Intl

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

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

Currently, November is the cheapest month in which you can book a flight from Allentown to Bucharest Otopeni Intl Airport (average of $356). Flying from Allentown to Bucharest Otopeni Intl Airport in May is currently the most expensive (average of $584). 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.

Related info for your journey

Find useful and relevant information for your journey from Allentown to Otopeni Intl. 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 Allentown to Bucharest Otopeni Intl?

    Located just 3.9 mi from the city center, Allentown-Bethlehem is the airport most travelers will use when flying to Bucharest Otopeni Intl from Allentown. Booking flights from Allentown-Bethlehem (ABE) to Bucharest Otopeni Intl should be relatively easy as there are 0 daily outbound flights to Bucharest Otopeni Intl from 0 different airlines.

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

    A quick flight from Allentown to Bucharest Otopeni Intl Airport can take about 22h 55m. Delta provides one of the quickest options available for as low as $549. Airlines will cover a distance of 4803 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Allentown to Bucharest Otopeni Intl Airport (average of $356). Flying from Allentown to Bucharest Otopeni Intl Airport in May is currently the most expensive (average of $584). 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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