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

Delta, Lufthansa, and United Airlines 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 31% 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 July 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.

$313 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.

3:30 pm - 8:00 pm

PDX

ATH

18h 30m

2 stops

8:25 pm - 5:55 pm

ATH

PDX

31h 30m

3 stops

$731Multiple Airlines

Mon, Sep 21 - Mon, Oct 5

3:30 pm - 8:00 pm

PDX

ATH

18h 30m

2 stops

8:25 pm - 5:55 pm

ATH

PDX

31h 30m

3 stops

$776Multiple Airlines

Mon, Sep 21 - Mon, Oct 5

7:05 pm - 10:35 am

PDX

ATH

29h 30m

3 stops

11:35 am - 11:45 am

ATH

PDX

34h 10m

3 stops

$790Multiple Airlines

Fri, Aug 21 - Mon, Aug 31

10:10 am - 10:10 am

PDX

ATH

38h 00m

2 stops

1:00 pm - 11:12 pm

ATH

PDX

44h 12m

2 stops

$795Air Canada

Sun, Aug 23 - Wed, Nov 11

11:02 pm - 10:35 am

PDX

ATH

25h 33m

1 stop

1:00 pm - 3:23 pm

ATH

PDX

36h 23m

2 stops

$796United Airlines

Sat, Aug 22 - Wed, Nov 11

5:00 am - 10:10 am

PDX

ATH

19h 10m

2 stops

1:00 pm - 3:23 pm

ATH

PDX

36h 23m

2 stops

$799United Airlines

Wed, Aug 26 - Wed, Nov 11

7:30 pm - 2:15 am

PDX

ATH

20h 45m

1 stop

7:50 am - 3:50 pm

ATH

PDX

18h 00m

1 stop

$804British Airways

Sun, Aug 23 - Wed, Nov 11

7:30 pm - 1:50 pm

PDX

JTR

32h 20m

1 stop

5:25 pm - 6:00 pm

JTR

PDX

34h 35m

2 stops

$878British Airways

Sun, Aug 16 - Mon, Aug 24

1:05 pm - 9:05 am

PDX

SKG

34h 00m

1 stop

11:50 am - 7:44 pm

SKG

PDX

17h 54m

2 stops

$1,074KLM

Wed, Jul 29 - Wed, Aug 5

7:10 pm - 1:40 pm

PDX

SKG

32h 30m

2 stops

7:40 am - 9:26 am

SKG

PDX

35h 46m

2 stops

$1,396Air Canada

Sun, Nov 8 - Thu, Nov 12

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Air Canada flights from Portland to Greece

Our best Air Canada deals on Portland to Greece flight tickets

Air Canada

Aug 23

PDX10:10 amPortland

38h 00m

2 stops

ATH10:10 amAthens Eleftherios V.

Nov 11

ATH1:00 pmAthens Eleftherios V.

44h 12m

2 stops

PDX11:12 pmPortland

$795

Air Canada

Aug 10

PDX7:45 pmPortland

28h 25m

2 stops

ATH10:10 amAthens Eleftherios V.

Aug 26

ATH3:25 pmAthens Eleftherios V.

28h 06m

2 stops

PDX9:31 amPortland

$825

Air Canada

Nov 28

PDX3:15 pmPortland

33h 45m

2 stops

ATH11:00 amAthens Eleftherios V.

Dec 17

ATH1:00 pmAthens Eleftherios V.

39h 31m

2 stops

PDX6:31 pmPortland

$827

Delta flights from Portland to Greece

Our best Delta deals on Portland to Greece flight tickets

Delta

Aug 22

PDX10:55 pmPortland

26h 05m

1 stop

ATH11:00 amAthens Eleftherios V.

Nov 11

ATH6:05 amAthens Eleftherios V.

15h 15m

1 stop

PDX11:20 amPortland

$811

Delta

Nov 30

PDX10:05 pmPortland

25h 30m

1 stop

ATH9:35 amAthens Eleftherios V.

Dec 11

ATH6:05 amAthens Eleftherios V.

15h 15m

1 stop

PDX11:20 amPortland

$830

Delta

Nov 30

PDX10:05 pmPortland

25h 30m

1 stop

ATH9:35 amAthens Eleftherios V.

Dec 17

ATH11:45 amAthens Eleftherios V.

19h 42m

1 stop

PDX9:27 pmPortland

$835

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandAthens

PDX - ATH

PDXATH

Portland

Mon 9/21

3:30 pm-8:00 pm

2 stops18h 30m

Athens Eleftherios V.

Mon 10/5

8:25 pm-5:55 pm

3 stops31h 30m

$731

PortlandAthens

PDX - ATH

PDXATH

Portland

Mon 9/21

3:30 pm-8:00 pm

2 stops18h 30m

Athens Eleftherios V.

Mon 10/5

8:25 pm-5:55 pm

3 stops31h 30m

$776

PortlandAthens

PDX - ATH

PDXATH

Portland

Fri 8/21

7:05 pm-10:35 am

3 stops29h 30m

Athens Eleftherios V.

Mon 8/31

11:35 am-11:45 am

3 stops34h 10m

$790

PortlandAthens

PDX - ATH

PDXATH

Portland

Sun 8/23

10:10 am-10:10 am

2 stops38h 00m

Athens Eleftherios V.

Wed 11/11

1:00 pm-11:12 pm

2 stops44h 12m

$795

PortlandAthens

PDX - ATH

PDXATH

Portland

Sat 8/22

11:02 pm-10:35 am

1 stop25h 33m

Athens Eleftherios V.

Wed 11/11

1:00 pm-3:23 pm

2 stops36h 23m

$796

PortlandAthens

PDX - ATH

PDXATH

Portland

Wed 8/26

5:00 am-10:10 am

2 stops19h 10m

Athens Eleftherios V.

Wed 11/11

1:00 pm-3:23 pm

2 stops36h 23m

$799

Quickest round-trip

PortlandAthens

PDX - ATH

PDXATH

Portland

Sun 8/23

7:30 pm-2:15 am

1 stop20h 45m

Athens Eleftherios V.

Wed 11/11

7:50 am-3:50 pm

1 stop18h 00m

$804

PortlandThera

PDX - JTR

PDXJTR

Portland

Sun 8/16

7:30 pm-1:50 pm

1 stop32h 20m

Thera Santorini

Mon 8/24

5:25 pm-6:00 pm

2 stops34h 35m

$878

PortlandThessaloniki

PDX - SKG

PDXSKG

Portland

Wed 7/29

1:05 pm-9:05 am

1 stop34h 00m

Thessaloniki Makedonia

Wed 8/5

11:50 am-7:44 pm

2 stops17h 54m

$1,074

PortlandThessaloniki

PDX - SKG

PDXSKG

Portland

Sun 11/8

7:10 pm-1:40 pm

2 stops32h 30m

Thessaloniki Makedonia

Thu 11/12

7:40 am-9:26 am

2 stops35h 46m

$1,396

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 $1,004 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 26% 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	17h 05m
Direct flights	None

The fastest flight from Portland to Greece takes 17h 05m

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 July 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 8,088 reviews	Search British Airways flights
Delta	PriceFrom $492	Free Cancellation	Rating 7.8 8,452 reviews	Search Delta flights
Lufthansa	PriceFrom $493	Free Cancellation	Rating 6.8 8,108 reviews	Search Lufthansa flights
Scandinavian Airlines	PriceFrom $507	Free Cancellation	Rating 7.4 1,861 reviews	Search Scandinavian Airlines flights
United Airlines	PriceFrom $548	Free Cancellation	Rating 7.4 9,926 reviews	Search United Airlines flights
American Airlines	PriceFrom $603	Free Cancellation	Rating 7.1 11,768 reviews	Search American Airlines flights
Air Canada	PriceFrom $646	Free Cancellation	Rating 7.1 11,287 reviews	Search Air Canada flights
KLM	PriceFrom $659	Free Cancellation	Rating 7.8 1,532 reviews	Search KLM flights
Air Europa	PriceFrom $1,296	Free Cancellation	Rating 7.0 623 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.