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Santorini

$631+ Cheap flights from Portland (PDX) to Thera (JTR)

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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — JTR
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap flight deals from Portland to Santorini

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Santorini (JTR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$631
(Trip.com)
Provider with most accurate pricing for Portland-Thera Santorini flight deals.
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Provider most trusted by Cheapflights users for Portland-Thera Santorini flights.
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From Portland to Thera Santorini
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Find flight deals from Portland to Santorini

Cheapest flights from Portland to Santorini
Explore the most affordable flight options available from Portland to Santorini. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This Trip.com deal was found by Cheapflights users on 1/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/15:45 pm
PDX
-
JTR
2 stops18h 40m
Multiple Airlines
Sun 3/811:55 am
JTR
-
PDX
2 stops38h 00m
Multiple Airlines
Deal found 1/15$631
This British Airways deal was found by Cheapflights users on 1/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:30 pm
PDX
-
JTR
1 stop34h 45m
British Airways
Thu 4/305:05 pm
JTR
-
PDX
2 stops39h 27m
British Airways
Deal found 1/13$718
This British Airways deal was found by Cheapflights users on 1/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:22 am
PDX
-
JTR
2 stops21h 33m
British Airways
Thu 4/305:05 pm
JTR
-
PDX
2 stops40h 37m
British Airways
Deal found 1/13$722
This American Airlines deal was found by Cheapflights users on 1/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2011:59 pm
PDX
-
JTR
2 stops54h 16m
American Airlines
Mon 4/272:45 pm
JTR
-
PDX
2 stops36h 14m
American Airlines
Deal found 1/13$727
This British Airways deal was found by Cheapflights users on 1/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:22 am
PDX
-
JTR
2 stops21h 33m
British Airways
Mon 4/272:45 pm
JTR
-
PDX
1 stop36h 55m
British Airways
Deal found 1/13$762
This oojo deal was found by Cheapflights users on 1/15. 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 10/67:30 pm
PDX
-
JTR
1 stop34h 35m
British Airways
Sat 10/173:50 pm
JTR
-
PDX
1 stop35h 50m
British Airways
Deal found 1/15$765
This British Airways deal was found by Cheapflights users on 1/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:30 pm
PDX
-
JTR
1 stop34h 45m
British Airways
Sun 4/265:10 pm
JTR
-
PDX
1 stop34h 30m
British Airways
Deal found 1/13$768
This British Airways deal was found by Cheapflights users on 1/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:22 am
PDX
-
JTR
2 stops21h 33m
British Airways
Sun 4/265:10 pm
JTR
-
PDX
1 stop34h 30m
British Airways
Deal found 1/13$772
This British Airways deal was found by Cheapflights users on 1/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/177:30 pm
PDX
-
JTR
1 stop34h 45m
British Airways
Mon 4/272:45 pm
JTR
-
PDX
2 stops42h 04m
British Airways
Deal found 1/13$778
This British Airways deal was found by Cheapflights users on 1/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/201:55 pm
PDX
-
JTR
2 stops64h 20m
British Airways
Thu 4/305:05 pm
JTR
-
PDX
2 stops39h 44m
British Airways
Deal found 1/13$779

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Santorini 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 January 15, 2026.
Use the filters below to find and compare flights from Portland to Thera that are best for you.

Fly from

Portland

Fly to

Santorini

Route

Depart

Return

Price

PortlandThera

PDX - JTR

PDXJTR

Portland

Sun 3/1

5:45 pm-10:25 pm

2 stops18h 40m

Thera Santorini

Sun 3/8

11:55 am-3:55 pm

2 stops38h 00m

$631

PortlandThera

PDX - JTR

PDXJTR

Portland

Tue 4/21

7:30 pm-4:15 pm

1 stop34h 45m

Thera Santorini

Mon 4/27

2:45 pm-10:49 pm

2 stops42h 04m

$718

PortlandThera

PDX - JTR

PDXJTR

Portland

Wed 4/22

1:14 pm-2:05 pm

2 stops38h 51m

Thera Santorini

Mon 4/27

2:45 pm-10:49 pm

2 stops42h 04m

$722

PortlandThera

PDX - JTR

PDXJTR

Portland

Sun 4/19

6:22 am-1:55 pm

2 stops21h 33m

Thera Santorini

Mon 4/27

2:45 pm-10:32 pm

2 stops41h 47m

$722

PortlandThera

PDX - JTR

PDXJTR

Portland

Sun 4/19

6:22 am-1:55 pm

2 stops21h 33m

Thera Santorini

Thu 4/30

5:05 pm-11:42 pm

2 stops40h 37m

$722

PortlandThera

PDX - JTR

PDXJTR

Portland

Wed 4/22

1:14 pm-2:05 pm

2 stops38h 51m

Thera Santorini

Thu 4/30

5:05 pm-10:32 pm

2 stops39h 27m

$722

PortlandThera

PDX - JTR

PDXJTR

Portland

Mon 4/20

11:59 pm-4:15 pm

2 stops54h 16m

Thera Santorini

Mon 4/27

2:45 pm-4:59 pm

2 stops36h 14m

$727

PortlandThera

PDX - JTR

PDXJTR

Portland

Tue 4/21

7:30 pm-4:15 pm

1 stop34h 45m

Thera Santorini

Sun 4/26

5:10 pm-5:40 pm

1 stop34h 30m

$768

PortlandThera

PDX - JTR

PDXJTR

Portland

Sun 4/19

6:22 am-1:55 pm

2 stops21h 33m

Thera Santorini

Sat 4/25

3:55 pm-5:40 pm

1 stop35h 45m

$772

PortlandThera

PDX - JTR

PDXJTR

Portland

Sun 4/19

6:22 am-1:55 pm

2 stops21h 33m

Thera Santorini

Sun 4/26

5:10 pm-5:40 pm

1 stop34h 30m

$772

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 11 results
1
2

Compare providers for flights from Portland to Santorini

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Santorini in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Thera flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Thera flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Thera flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Thera flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Thera flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Santorini

Have a flexible travel schedule? Discover the best time to fly to Santorini 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.

Related info for your journey

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

    Airlines like British Airways fly from Portland to Thera in about 34h 45m. The time it takes to get you to your destination can typically vary by up to . The distance between Portland and Thera is about 6428 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Santorini by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Thera?

Book flights to Thera if you plan to visit one of these locations
Oia
Kamari
Imerovigli

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