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Bulgaria

$531+ Cheap flights from Oregon to Bulgaria

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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SOF
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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Cheap flight deals from Oregon to Bulgaria

Cheapest flights from Oregon to Bulgaria
Explore the most affordable flight options available from Oregon to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

This FlightHub deal was found by Cheapflights users on 2/4. 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.
Tue 4/142:10 pm
PDX
-
SOF
2 stops23h 00m
Lufthansa
Fri 5/16:20 am
SOF
-
PDX
2 stops26h 13m
Lufthansa
Deal found 2/4$531
This FlightHub deal was found by Cheapflights users on 2/4. 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.
Tue 4/142:10 pm
PDX
-
SOF
2 stops23h 00m
Lufthansa
Thu 4/302:10 pm
SOF
-
PDX
2 stops19h 40m
Lufthansa
Deal found 2/4$534
This FlightHub deal was found by Cheapflights users on 2/3. 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.
Tue 3/312:16 pm
BOI
-
SOF
2 stops21h 04m
Lufthansa
Thu 3/126:00 am
SOF
-
BOI
2 stops23h 29m
Lufthansa
Deal found 2/3$534
This BusinessClass deal was found by Cheapflights users on 2/4. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/133:15 pm
PDX
-
SOF
2 stops21h 55m
Lufthansa
Thu 4/302:10 pm
SOF
-
PDX
2 stops19h 40m
Lufthansa
Deal found 2/4$543
This United Airlines deal was found by Cheapflights users on 2/4. 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 4/155:00 am
PDX
-
SOF
2 stops32h 10m
United Airlines
Wed 4/296:20 am
SOF
-
PDX
2 stops24h 22m
United Airlines
Deal found 2/4$547
This FlightHub deal was found by Cheapflights users on 2/1. 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.
Thu 3/57:30 am
PDX
-
SOF
2 stops29h 15m
Lufthansa
Mon 3/96:10 am
SOF
-
PDX
2 stops21h 38m
Lufthansa
Deal found 2/1$548
This United Airlines deal was found by Cheapflights users on 2/4. 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.
Sun 4/1211:59 pm
PDX
-
SOF
2 stops37h 11m
United Airlines
Fri 5/16:10 am
SOF
-
PDX
2 stops26h 23m
United Airlines
Deal found 2/4$549
This United Airlines deal was found by Cheapflights users on 2/4. 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.
Sat 4/1111:59 pm
PDX
-
SOF
2 stops37h 11m
United Airlines
Fri 5/16:20 am
SOF
-
PDX
2 stops27h 30m
United Airlines
Deal found 2/4$553
This KLM deal was found by Cheapflights users on 2/4. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1011:24 am
PDX
-
SOF
2 stops16h 36m
KLM
Fri 5/297:00 am
SOF
-
PDX
1 stop14h 10m
KLM
Deal found 2/4$556
This FlightHub deal was found by Cheapflights users on 2/4. 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.
Tue 5/1210:10 am
PDX
-
SOF
2 stops16h 55m
Lufthansa
Fri 5/296:20 am
SOF
-
PDX
2 stops27h 32m
Lufthansa
Deal found 2/4$558
This BusinessClass deal was found by Cheapflights users on 2/4. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/113:25 pm
PDX
-
SOF
2 stops21h 45m
Lufthansa
Fri 5/292:10 pm
SOF
-
PDX
2 stops19h 42m
Lufthansa
Deal found 2/4$559
This United Airlines deal was found by Cheapflights users on 2/4. 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.
Sun 4/128:40 am
PDX
-
SOF
2 stops23h 30m
United Airlines
Tue 4/286:10 am
SOF
-
PDX
2 stops18h 59m
United Airlines
Deal found 2/4$560

Find flight deals from Oregon to Bulgaria

Keep the following information in mind while searching for Oregon to Bulgaria flight deals. Data was last updated February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$534
(FlightHub)

Popular in

June

Cheapest in

May

Average price

$662
Provider with most accurate pricing for Portland-Sofia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Sofia flights.
Search Deals
From Oregon to Bulgaria
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon 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 February 4, 2026.
Use the filters below to find and compare flights from Oregon to Bulgaria that are best for you.

Fly from

Oregon

Fly to

Bulgaria

Route

Depart

Return

Price

BoiseSofia

BOI - SOF

BOISOF

Boise Air Term. Gowen Fld

Tue 3/3

12:16 pm-6:20 pm

2 stops21h 04m

Sofia

Thu 3/12

6:00 am-9:29 pm

2 stops23h 29m

$534

PortlandSofia

PDX - SOF

PDXSOF

Portland

Wed 4/15

8:40 am-11:10 pm

2 stops28h 30m

Sofia

Fri 5/1

6:20 am-11:50 pm

2 stops27h 30m

$547

PortlandSofia

PDX - SOF

PDXSOF

Portland

Mon 4/13

5:00 am-11:10 pm

2 stops32h 10m

Sofia

Wed 4/29

6:20 am-9:14 pm

2 stops24h 54m

$547

PortlandSofia

PDX - SOF

PDXSOF

Portland

Wed 4/15

8:05 am-11:10 pm

2 stops29h 05m

Sofia

Tue 4/28

6:10 am-8:42 pm

2 stops24h 32m

$547

PortlandSofia

PDX - SOF

PDXSOF

Portland

Sun 4/12

11:59 pm-11:10 pm

2 stops37h 11m

Sofia

Wed 4/29

6:10 am-6:34 pm

2 stops22h 24m

$549

PortlandSofia

PDX - SOF

PDXSOF

Portland

Sat 4/11

11:59 pm-11:10 pm

2 stops37h 11m

Sofia

Wed 4/29

6:20 am-3:09 pm

2 stops18h 49m

$553

PortlandSofia

PDX - SOF

PDXSOF

Portland

Tue 5/12

11:24 am-2:00 pm

2 stops16h 36m

Sofia

Fri 5/29

7:00 am-11:10 am

1 stop14h 10m

$556

PortlandSofia

PDX - SOF

PDXSOF

Portland

Sun 4/12

8:40 am-6:10 pm

2 stops23h 30m

Sofia

Tue 4/28

6:10 am-3:09 pm

2 stops18h 59m

$560

PortlandSofia

PDX - SOF

PDXSOF

Portland

Thu 3/5

7:30 am-10:45 pm

2 stops29h 15m

Sofia

Mon 3/9

6:10 am-6:48 pm

2 stops21h 38m

$561

PortlandSofia

PDX - SOF

PDXSOF

Portland

Tue 5/12

1:37 pm-11:10 pm

2 stops23h 33m

Sofia

Tue 6/2

6:10 am-6:47 pm

2 stops22h 37m

$563

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Showing 1-10 of 11 results
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Best time to book a flight from Oregon to Bulgaria

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

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

Currently, May is the cheapest month in which you can book a flight from Oregon to Bulgaria (average of $555). Flying from Oregon to Bulgaria in June is currently the most expensive (average of $1,097). 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 Oregon to Bulgaria. 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 Oregon to Bulgaria?

    Airlines like Lufthansa and United Airlines fly from Oregon to Bulgaria in about 21h 04m. The time it takes to get you to your destination can typically vary by up to 8h 01m. Oregon and Bulgaria are separated by a distance of 5970 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Oregon to Bulgaria (average of $555). Flying from Oregon to Bulgaria in June is currently the most expensive (average of $1,097). 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 Oregon to Bulgaria

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Top 3 airlines flying from Oregon to Bulgaria

Discover the top 3 airlines that operate flights from Oregon 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 February 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$555Average$814FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$635Average$831FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$639Average$896FlexibilityNo cancel feeOn-time69%

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