What is the cheapest airline that flies from Portland to Greece?

American Airlines and British Airways are the most popular carriers operating from Portland to Greece

What airlines fly to Greece?

Delta, KLM and British Airways are the top three most popular airlines that fly to Greece from Portland according to our data. Delta is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Greece. Keep in mind that there are 9 different airlines that fly to Greece on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Portland Airport to Greece?

Prices for flights from Portland Airport to Greece refresh daily.

How many operators does momondo search for flights from Portland Airport to Greece?

The number of operators available for flights from Portland Airport to Greece is 9 as of June 2026.

How old do you have to be to fly from Portland Airport to Greece?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Greece.

What documentation or ID do you need to fly to Greece?

The required travel and health documents for your Greece trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Greece. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$284 Cheap Flights from Portland to Greece in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Greece

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:15 am - 11:00 am

PDX

ATH

19h 45m

2 stops

1:00 pm - 9:21 pm

ATH

PDX

42h 21m

2 stops

$819United Airlines

Sun, Dec 6 - Thu, Dec 10

7:00 am - 9:35 am

PDX

ATH

16h 35m

1 stop

6:05 am - 11:20 am

ATH

PDX

15h 15m

1 stop

$829Multiple Airlines

Tue, Dec 1 - Wed, Dec 9

7:00 am - 1:20 pm

PDX

ATH

20h 20m

1 stop

1:35 pm - 11:20 am

ATH

PDX

31h 45m

1 stop

$830KLM

Tue, Oct 13 - Tue, Nov 3

5:45 pm - 6:50 pm

PDX

ATH

15h 05m

1 stop

4:55 pm - 3:50 pm

ATH

PDX

32h 55m

1 stop

$831British Airways

Wed, Dec 9 - Tue, Dec 22

11:10 am - 1:40 pm

PDX

ATH

16h 30m

2 stops

6:05 am - 11:20 am

ATH

PDX

15h 15m

1 stop

$833Multiple Airlines

Tue, Dec 1 - Wed, Dec 9

5:30 am - 1:40 pm

PDX

ATH

22h 10m

2 stops

1:35 pm - 11:20 am

ATH

PDX

31h 45m

1 stop

$834Delta

Tue, Oct 13 - Tue, Nov 3

7:00 am - 1:35 pm

PDX

ATH

20h 35m

2 stops

11:45 am - 9:27 pm

ATH

PDX

19h 42m

1 stop

$840Delta

Wed, Dec 9 - Wed, Dec 23

7:30 pm - 12:25 pm

PDX

ATH

30h 55m

1 stop

2:00 pm - 11:09 pm

ATH

PDX

19h 09m

1 stop

$849British Airways

Wed, Jul 29 - Wed, Aug 12

6:27 am - 1:55 pm

PDX

JTR

21h 28m

2 stops

2:45 pm - 5:30 pm

JTR

PDX

36h 45m

2 stops

$899American Airlines

Sun, Aug 16 - Mon, Aug 24

5:07 am - 2:05 pm

PDX

JTR

22h 58m

2 stops

5:05 pm - 6:59 pm

JTR

PDX

35h 54m

2 stops

$949American Airlines

Thu, Jul 30 - Thu, Aug 6

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American Airlines flights from Portland to Greece

Our best American Airlines deals on Portland to Greece flight tickets

American Airlines

Jul 28

PDX1:45 pmPortland

18h 20m

2 stops

ATH6:05 pmAthens Eleftherios V.

Aug 13

ATH2:05 pmAthens Eleftherios V.

19h 04m

1 stop

PDX11:09 pmPortland

$860

American Airlines

Jul 28

PDX1:45 pmPortland

18h 20m

2 stops

ATH6:05 pmAthens Eleftherios V.

Aug 13

ATH12:00 pmAthens Eleftherios V.

21h 59m

2 stops

PDX11:59 pmPortland

$865

American Airlines

Aug 9

PDX5:15 amPortland

19h 45m

2 stops

ATH11:00 amAthens Eleftherios V.

Aug 21

ATH12:00 pmAthens Eleftherios V.

21h 59m

2 stops

PDX11:59 pmPortland

$868

Delta flights from Portland to Greece

Our best Delta deals on Portland to Greece flight tickets

Delta

Oct 13

PDX5:30 amPortland

22h 10m

2 stops

ATH1:40 pmAthens Eleftherios V.

Nov 3

ATH1:35 pmAthens Eleftherios V.

31h 45m

1 stop

PDX11:20 amPortland

$834

Delta

Aug 8

PDX10:55 pmPortland

26h 05m

1 stop

ATH11:00 amAthens Eleftherios V.

Aug 21

ATH9:45 amAthens Eleftherios V.

19h 10m

1 stop

PDX6:55 pmPortland

$864

Delta

Jul 14

PDX7:05 amPortland

20h 35m

2 stops

ATH1:40 pmAthens Eleftherios V.

Jul 21

ATH6:00 amAthens Eleftherios V.

24h 15m

2 stops

PDX8:15 pmPortland

$872

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandAthens

PDX - ATH

PDXATH

Portland

Sun 12/6

5:15 am-11:00 am

2 stops19h 45m

Athens Eleftherios V.

Thu 12/10

1:00 pm-9:21 pm

2 stops42h 21m

$819

PortlandAthens

PDX - ATH

PDXATH

Portland

Tue 12/1

7:00 am-9:35 am

1 stop16h 35m

Athens Eleftherios V.

Wed 12/9

6:05 am-11:20 am

1 stop15h 15m

$829

PortlandAthens

PDX - ATH

PDXATH

Portland

Tue 10/13

7:00 am-1:20 pm

1 stop20h 20m

Athens Eleftherios V.

Tue 11/3

1:35 pm-11:20 am

1 stop31h 45m

$830

PortlandAthens

PDX - ATH

PDXATH

Portland

Wed 12/9

5:45 pm-6:50 pm

1 stop15h 05m

Athens Eleftherios V.

Tue 12/22

4:55 pm-3:50 pm

1 stop32h 55m

$831

Quickest round-trip

PortlandAthens

PDX - ATH

PDXATH

Portland

Tue 12/1

11:10 am-1:40 pm

2 stops16h 30m

Athens Eleftherios V.

Wed 12/9

6:05 am-11:20 am

1 stop15h 15m

$833

PortlandAthens

PDX - ATH

PDXATH

Portland

Tue 10/13

5:30 am-1:40 pm

2 stops22h 10m

Athens Eleftherios V.

Tue 11/3

1:35 pm-11:20 am

1 stop31h 45m

$834

PortlandAthens

PDX - ATH

PDXATH

Portland

Wed 12/9

7:00 am-1:35 pm

2 stops20h 35m

Athens Eleftherios V.

Wed 12/23

11:45 am-9:27 pm

1 stop19h 42m

$840

PortlandAthens

PDX - ATH

PDXATH

Portland

Wed 7/29

7:30 pm-12:25 pm

1 stop30h 55m

Athens Eleftherios V.

Wed 8/12

2:00 pm-11:09 pm

1 stop19h 09m

$849

PortlandThera

PDX - JTR

PDXJTR

Portland

Sun 8/16

6:27 am-1:55 pm

2 stops21h 28m

Thera Santorini

Mon 8/24

2:45 pm-5:30 pm

2 stops36h 45m

$899

PortlandThera

PDX - JTR

PDXJTR

Portland

Thu 7/30

5:07 am-2:05 pm

2 stops22h 58m

Thera Santorini

Thu 8/6

5:05 pm-6:59 pm

2 stops35h 54m

$949

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland to Greece

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Greece?

In general, March is the cheapest month to fly from Portland to Greece. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $418. If you are unable to visit Greece during the month of March, then departing from Portland during the month January is also very affordable. Most momondo users find prices during this month for around $440.

How far in advance should I book a flight from Portland to Greece?

You are more likely to see cheaper flights to Greece from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Greece for around $993 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Greece from Portland for as low as $778 on momondo.

Can stopping save me money on Portland to Greece flights?

You could potentially save up to 7% on your flight if you consider stops on a Portland to Greece flight.

Cheap Portland to Greece flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Greece

Fastest flight time	13h 45m
Direct flights	None

The fastest flight from Portland to Greece takes 13h 45m

There are no direct flights from Portland to Greece. There are no popular flight routes from Portland to Greece.

Search flight deals

Frequently asked questions about flying from Portland to Greece

When did momondo last update prices for flights from Portland Airport to Greece?
Prices for flights from Portland Airport to Greece refresh daily.
How many operators does momondo search for flights from Portland Airport to Greece?
The number of operators available for flights from Portland Airport to Greece is 9 as of June 2026.
How old do you have to be to fly from Portland Airport to Greece?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Greece.
What documentation or ID do you need to fly to Greece?
The required travel and health documents for your Greece trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Greece. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Portland to Greece

Compare and see reviews for airlines that fly from Portland to Greece with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $440	Free Cancellation	Rating 6.7 8,054 reviews	Search British Airways flights
Delta	PriceFrom $493	Free Cancellation	Rating 7.8 8,406 reviews	Search Delta flights
Lufthansa	PriceFrom $493	Free Cancellation	Rating 6.8 8,066 reviews	Search Lufthansa flights
Scandinavian Airlines	PriceFrom $507	Free Cancellation	Rating 7.4 1,828 reviews	Search Scandinavian Airlines flights
United Airlines	PriceFrom $548	Free Cancellation	Rating 7.4 9,845 reviews	Search United Airlines flights
American Airlines	PriceFrom $603	Free Cancellation	Rating 7.1 11,670 reviews	Search American Airlines flights
Air Canada	PriceFrom $646	Free Cancellation	Rating 7.1 11,200 reviews	Search Air Canada flights
KLM	PriceFrom $659	Free Cancellation	Rating 7.8 1,530 reviews	Search KLM flights
Air Europa	PriceFrom $1,296	Free Cancellation	Rating 7.0 619 reviews	Search Air Europa flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Greece?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Greece. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Greece with flexible booking policies on momondo?

All flight searches from Portland to Greece on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Portland to Greece?

momondo provides multiple filters to help you find the best flight to Greece from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Portland to Greece right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Portland to Greece flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.