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$327+ Cheap flights from Portland (PDX) to Bulgaria

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SOF
Jun 19 — Jun 261
Thu 6/19
Thu 6/26
1 adult, Economy
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Cheap flight deals from Portland to Bulgaria

Keep the following information in mind while searching for Portland to Bulgaria flight deals. Data was last updated June 14, 2025.

Round-trip from

$743
(FlightHub)

One-way from

$327
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$1,330
From Portland to Bulgaria
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One-way flight from Portland to Bulgaria
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Portland to Bulgaria

Cheapest flights from Portland to Bulgaria
Explore the most affordable flight options available from Portland to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2025.

This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2210:55 amPDX - SOF
2 stops21h 45mLufthansa
Wed 9/36:15 amSOF - PDX
2 stops22h 14mLufthansa
Deal found 6/12$743
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Fri 8/227:25 pmPDX - SOF
1 stop19h 40mMultiple Airlines
Wed 9/32:45 pmSOF - PDX
2 stops35h 45mMultiple Airlines
Deal found 6/12$967

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Bulgaria 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 June 14, 2025.
Use the filters below to find and compare flights from Portland to Bulgaria that are best for you.

Fly from

Portland

Fly to

Bulgaria

Route

Depart

Return

Price

PortlandSofia

PDX - SOF

PDXSOF

Portland

Fri 8/22

10:55 am-6:40 pm

2 stops21h 45m

Sofia

Wed 9/3

6:15 am-6:29 pm

2 stops22h 14m

$743

PortlandSofia

PDX - SOF

PDXSOF

Portland

Fri 8/22

7:25 pm-1:05 am

1 stop19h 40m

Sofia

Wed 9/3

2:45 pm-4:30 pm

2 stops35h 45m

$967

PortlandSofia

PDX - SOF

PDXSOF

Portland

Tue 9/9

9:30 pm-1:00 am

2 stops41h 30m

$327

PortlandSofia

PDX - SOF

PDXSOF

Portland

Tue 7/29

10:05 am-5:50 pm

2 stops21h 45m

$501

PortlandSofia

PDX - SOF

PDXSOF

Portland

Wed 9/10

7:25 pm-1:30 pm

1 stop32h 05m

$552

PortlandSofia

PDX - SOF

PDXSOF

Portland

Tue 7/29

7:35 pm-10:50 pm

3 stops41h 15m

$564

PortlandSofia

PDX - SOF

PDXSOF

Portland

Sun 9/14

12:55 pm-2:00 pm

1 stop15h 05m

$577

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/13

Best time to book a flight from Portland to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from Portland 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 Portland to Bulgaria

What is the cheapest month to book a flight from Portland to Bulgaria?

Currently, November is the cheapest month in which you can book a flight from Portland to Bulgaria (average of $632). Flying from Portland to Bulgaria in June is currently the most expensive (average of $1,203). 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 PDX to BG?

Find hourly flight availability from Portland to Bulgaria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 14, 2025.

When flying from Portland to Bulgaria, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Bulgaria by month

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

In terms of precipitation, rainfall in Bulgaria ranges from 1.2 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Bulgaria when rainfall is around 1.2 in.

Temperature in Bulgaria by month

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

If weather is an important factor for your trip to Bulgaria, 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 68.0 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 Bulgaria

Get insights into the airlines that provide service to Bulgaria. 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 Bulgaria. Reviews last updated June 14, 2025.
KLM
7.8
Good
1,360 reviews

Comfort

7.7

Crew

8.4

Overall

7.8

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,360 reviews
KLM
7.8
Good
1,360 reviews

Comfort

7.7

Crew

8.4

Overall

7.8

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
United Airlines
7.4
Good
8,793 reviews
KLM
7.8
Good
1,360 reviews

Comfort

7.7

Crew

8.4

Overall

7.8

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Air Canada
7.1
Good
9,544 reviews
KLM
7.8
Good
1,360 reviews

Comfort

7.7

Crew

8.4

Overall

7.8

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Lufthansa
6.8
Okay
7,145 reviews
KLM
7.8
Good
1,360 reviews

Comfort

7.7

Crew

8.4

Overall

7.8

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6.6
Okay
7,015 reviews
KLM
7.8
Good
1,360 reviews

Comfort

7.7

Crew

8.4

Overall

7.8

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from Portland to Bulgaria. 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 Portland to Bulgaria?

    For a flight from Portland to Bulgaria, you will be flying from Portland. Portland (PDX) is just 6.0 mi from the center of the city.

  • What are the cheapest airlines to fly from Portland to Bulgaria one-way?

    $501 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on British Airways and United Airlines, with prices starting from $552 and $564, respectively.

  • Can I find deals for flights from Portland to Bulgaria that include hotel bookings?

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

  • How can I find direct flights from Portland to Bulgaria?

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

  • Can I find deals for business class flights from Portland to Bulgaria?

    Yes. Cheapflights offers flight deals from Portland to Bulgaria 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 Portland to Bulgaria?

    Currently, November is the cheapest month in which you can book a flight from Portland to Bulgaria (average of $632). Flying from Portland to Bulgaria in June is currently the most expensive (average of $1,203). 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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Alternative routes for Portland to Bulgaria

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Top 4 airlines flying from Portland to Bulgaria

Discover the top 4 airlines that operate flights from Portland to Bulgaria. 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 June 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$564Average$1,198FlexibilityNo cancel feeOn-time69%
KLMCheapest$668Average$918FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$746Average$847FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$748Average$1,212FlexibilityNo cancel feeOn-time76%

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