HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Southeast Europe

$239+ Cheap flights from Portland (PDX) to Southeast Europe

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ATH
Mar 3 — Mar 101
Tue 3/3
Tue 3/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Southeast Europe with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Portland to Southeast Europe

Cheapest flights from Portland to Southeast Europe
Explore the most affordable flight options available from Portland to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 1, 2026.

This United Airlines deal was found by Cheapflights users on 1/30. 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 3/41:18 pm
PDX
-
ATH
2 stops26h 22m
United Airlines
Wed 3/1810:55 am
ATH
-
PDX
2 stops41h 19m
United Airlines
Deal found 1/30$479
This United Airlines deal was found by Cheapflights users on 1/30. 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.
Tue 3/105:05 am
PDX
-
ATH
2 stops19h 00m
United Airlines
Tue 3/171:10 pm
ATH
-
PDX
2 stops41h 00m
United Airlines
Deal found 1/30$480
This United Airlines deal was found by Cheapflights users on 1/30. 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 3/43:50 pm
PDX
-
ATH
2 stops23h 50m
United Airlines
Thu 3/1212:15 pm
ATH
-
PDX
2 stops43h 30m
United Airlines
Deal found 1/30$484
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/32:05 pm
PDX
-
ATH
2 stops25h 15m
British Airways
Tue 3/174:55 pm
ATH
-
PDX
1 stop33h 00m
British Airways
Deal found 2/1$490
This KLM deal was found by Cheapflights users on 1/30. 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.
Tue 3/107:00 am
PDX
-
ATH
1 stop17h 35m
KLM
Tue 3/2411:50 am
ATH
-
PDX
1 stop19h 20m
KLM
Deal found 1/30$491
This oojo deal was found by Cheapflights users on 1/31. 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 3/15:45 pm
PDX
-
ATH
1 stop33h 35m
British Airways
Sun 3/87:50 pm
ATH
-
PDX
1 stop30h 05m
British Airways
Deal found 1/31$492
This United Airlines deal was found by Cheapflights users on 1/31. 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.
Tue 3/33:50 pm
PDX
-
ATH
2 stops23h 05m
United Airlines
Mon 3/912:15 pm
ATH
-
PDX
2 stops42h 37m
United Airlines
Deal found 1/31$497
This Virgin Atlantic 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/105:36 pm
PDX
-
ATH
2 stops30h 59m
Virgin Atlantic
Tue 3/2411:50 am
ATH
-
PDX
1 stop19h 20m
Virgin Atlantic
Deal found 2/1$501
This United Airlines deal was found by Cheapflights users on 1/31. 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 3/18:30 am
PDX
-
ATH
2 stops31h 10m
United Airlines
Sun 3/811:25 am
ATH
-
PDX
2 stops31h 29m
United Airlines
Deal found 1/31$504
This Cheapflightsfares deal was found by Cheapflights users on 1/31. 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.
Tue 3/312:10 pm
PDX
-
DBV
2 stops17h 05m
Lufthansa
Wed 4/811:00 am
DBV
-
PDX
2 stops22h 44m
Lufthansa
Deal found 1/31$530
This FlightHub deal was found by Cheapflights users on 1/30. 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.
Wed 3/43:50 pm
PDX
-
SOF
2 stops20h 55m
Lufthansa
Wed 3/116:10 am
SOF
-
PDX
2 stops25h 54m
Lufthansa
Deal found 1/30$532
This Gotogate deal was found by Cheapflights users on 1/30. 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 5/33:25 pm
PDX
-
OTP
2 stops23h 45m
Multiple Airlines
Tue 6/166:20 am
OTP
-
PDX
2 stops22h 45m
Multiple Airlines
Deal found 1/30$532

Find flight deals from Portland to Southeast Europe

Keep the following information in mind while searching for Portland to Southeast Europe flight deals. Data was last updated February 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$479
(United Airlines)

One-way from

$239
(Iberia)

Popular in

June

Cheapest in

February

Average price

$585
Provider with most accurate pricing for Portland-Athens Eleftherios V. flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Athens Eleftherios V. flights.
Search Deals
From Portland to Southeast Europe
Search Deals
One-way flight from Portland to Southeast Europe
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($382 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($51 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 Portland to Southeast Europe 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 1, 2026.
Use the filters below to find and compare flights from Portland to Southeast Europe that are best for you.

Fly from

Portland

Fly to

Southeast Europe

Route

Depart

Return

Price

PortlandAthens

PDX - ATH

PDXATH

Portland

Mon 3/2

3:50 pm-1:40 am

2 stops23h 50m

Athens Eleftherios V.

Mon 3/9

12:15 pm-9:52 pm

2 stops42h 37m

$484

PortlandAthens

PDX - ATH

PDXATH

Portland

Wed 3/4

3:50 pm-1:40 am

2 stops23h 50m

Athens Eleftherios V.

Thu 3/12

12:15 pm-10:45 pm

2 stops43h 30m

$484

PortlandAthens

PDX - ATH

PDXATH

Portland

Thu 3/5

5:30 am-1:40 am

2 stops34h 10m

Athens Eleftherios V.

Mon 3/9

12:15 pm-10:45 pm

2 stops43h 30m

$484

PortlandAthens

PDX - ATH

PDXATH

Portland

Tue 3/10

7:00 am-9:35 am

1 stop17h 35m

Athens Eleftherios V.

Tue 3/24

11:50 am-10:10 pm

1 stop19h 20m

$491

PortlandAthens

PDX - ATH

PDXATH

Portland

Tue 3/10

5:05 am-9:05 am

2 stops19h 00m

Athens Eleftherios V.

Tue 3/17

11:25 am-9:52 pm

1 stop19h 27m

$491

PortlandAthens

PDX - ATH

PDXATH

Portland

Tue 3/3

3:50 pm-12:55 am

2 stops23h 05m

Athens Eleftherios V.

Tue 3/17

1:10 pm-7:14 pm

2 stops39h 04m

$497

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 5/3

3:25 pm-1:10 am

2 stops23h 45m

Bucharest Otopeni Intl

Tue 6/16

6:20 am-7:05 pm

2 stops22h 45m

$532

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 5/5

3:25 pm-1:10 am

2 stops23h 45m

Bucharest Otopeni Intl

Tue 6/2

6:20 am-7:05 pm

2 stops22h 45m

$532

PortlandTirana

PDX - TIA

PDXTIA

Portland

Sun 3/8

6:45 pm-11:50 am

1 stop33h 05m

Tirana Rinas

Sat 3/14

12:50 pm-4:55 pm

1 stop36h 05m

$533

PortlandAthens

PDX - ATH

PDXATH

Portland

Mon 3/2

5:45 pm-6:55 pm

1 stop15h 10m

Athens Eleftherios V.

Mon 3/9

8:10 pm-12:20 am

2 stops37h 10m

$534

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Portland to Southeast Europe

Have a flexible travel schedule? Discover the best time to fly to Southeast Europe 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 Southeast Europe

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

Currently, March is the cheapest month in which you can book a flight from Portland to Southeast Europe (average of $440). Flying from Portland to Southeast Europe in June is currently the most expensive (average of $899). 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.

Reviews of airlines servicing Southeast Europe

Get insights into the airlines that provide service to Southeast Europe. 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 Southeast Europe. Reviews last updated February 1, 2026.
Get a feel of what it's like to fly with Delta, KLM, and United Airlines from Portland to Southeast Europe by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,128 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,128 reviews
Delta
7.9
Good
8,128 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,446 reviews
Delta
7.9
Good
8,128 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,225 reviews
Delta
7.9
Good
8,128 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,758 reviews
Delta
7.9
Good
8,128 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,707 reviews
Delta
7.9
Good
8,128 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    Portland (PDX) is the airport you will fly out of if you book a flight from Portland to Southeast Europe. It is only a 6.0 mi journey to Portland (PDX) from Portland’s city center.

  • How long is the flight from Portland to Southeast Europe?

    For as low as $491, United Airlines can have you in Southeast Europe from Portland in 17h 35m. Portland and Southeast Europe are separated by a distance of 6298 mi. This flight may include one or multiple stops.

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

    $372 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on KLM and Delta, with prices starting from $447 and $482, respectively.

  • What are the most popular routes from Portland to Southeast Europe?

    The most popular flight routes from Portland to Southeast Europe are Portland - Athens Eleftherios V., Portland - Split and Portland - Bucharest Otopeni Intl.

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

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

  • How can I find direct flights from Portland to Southeast Europe?

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

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

    Yes. Cheapflights offers flight deals from Portland to Southeast Europe 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 Southeast Europe?

    Currently, March is the cheapest month in which you can book a flight from Portland to Southeast Europe (average of $440). Flying from Portland to Southeast Europe in June is currently the most expensive (average of $899). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to Southeast Europe

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Heathrow flights
Portland to Charles de Gaulle flights
Portland to Amsterdam flights
Portland to Dublin flights
Portland to Orly flights
Portland to Gatwick flights
Portland to Leonardo da Vinci/Fiumicino flights
Portland to Stansted flights
Portland to Athens flights
Portland to Madrid flights
Portland to London City flights
Portland to Lisbon flights
Portland to Barcelona-El Prat flights
Portland to Vicenza flights
Portland to Oslo Gardermoen flights
Portland to Istanbul flights
Portland to Copenhagen flights
Portland to Keflavik Intl flights
Portland to Arlanda flights
Portland to Frankfurt flights
Portland to Edinburgh flights
Boise to Charles de Gaulle flights
Boise to Heathrow flights
Portland to Malpensa flights
Boise to Dublin flights
Portland to Florence flights
Portland to Linate flights
Portland to Zurich flights
Portland to Sabiha Gokcen flights
Boise to Barcelona-El Prat flights
Portland to Geneva flights
Boise to Leonardo da Vinci/Fiumicino flights
Boise to Orly flights
Portland to Nice flights
Portland to Split flights
Portland to Glasgow Intl flights
Eugene to Dublin flights
Portland to Vienna flights
Portland to Bruxelles-National flights
Portland to Porto flights
Redmond to Heathrow flights
Portland to Prague flights
Boise to Gatwick flights
Portland to Berlin flights
Portland to Munich flights
Portland to Málaga flights
Portland to Naples flights
Portland to Luqa flights
Boise to Istanbul flights
Portland to Manchester flights

Top 10 airlines flying from Portland to Southeast Europe

Discover the top 10 airlines that operate flights from Portland to Southeast Europe. 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 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$491Average$950FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$493Average$769FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$502Average$857FlexibilityNo cancel feeOn-time72%
Scandinavian AirlinesCheapest$507Average$635FlexibilityNo cancel feeOn-time77%
DeltaCheapest$553Average$1,077FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$555Average$1,038FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$598Average$878FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$603Average$1,043FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$646Average$861FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$670Average$1,030FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights