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Cheap flight deals from Portland to Kos Starting at AED 3,904

Discover our range of affordable one-way and round-trip flights from Portland to Kos and kick-start your next adventure today!

  • Round-trip
      • PDX22:53
        37h 57m
        2 stops
        KGS21:50
        Wed, Mar 26|Portland - Kos|United Airlines
        KGS06:00
        24h 14m
        2 stops
        PDX20:14
        Wed, Apr 2|Kos - Portland|Aegean Airlines
        AED 3,904AED 7,448
        48% OFF
        48% OFF
        AED 7,448AED 3,904

        Choose United Airlines flights from Portland to Kos. The one-way connecting flight with United Airlines departs from Portland International Airport on Wed, Mar 26-Wed, Apr 2, arriving at Kos Airport. One-way Prices start from AED 3,904 including taxes and charges.

      • PDX07:05
        24h 40m
        2 stops
        KGS16:45
        Wed, Mar 26|Portland - Kos|Virgin Atlantic
        KGS18:05
        38h 33m
        2 stops
        PDX22:38
        Wed, Apr 2|Kos - Portland|Aegean Airlines
        AED 3,920AED 7,448
        47% OFF
        47% OFF
        AED 7,448AED 3,920

        Choose Virgin Atlantic flights from Portland to Kos. The one-way connecting flight with Virgin Atlantic departs from Portland International Airport on Wed, Mar 26-Wed, Apr 2, arriving at Kos Airport. One-way Prices start from AED 3,920 including taxes and charges.

      • PDX18:30
        31h 35m
        2 stops
        KGS12:05
        Tue, Feb 25|Portland - Kos|Finnair
        KGS08:35
        42h
        2 stops
        PDX16:35
        Mon, Mar 3|Kos - Portland|Aegean Airlines
        AED 4,621AED 7,448
        38% OFF
        38% OFF
        AED 7,448AED 4,621

        Choose Finnair flights from Portland to Kos. The one-way connecting flight with Finnair departs from Portland International Airport on Tue, Feb 25-Mon, Mar 3, arriving at Kos Airport. One-way Prices start from AED 4,621 including taxes and charges.

      • PDX08:06
        41h 59m
        2 stops
        KGS12:05
        Wed, Feb 26|Portland - Kos|Alaska Airlines
        KGS08:35
        46h 14m
        2 stops
        PDX20:49
        Tue, Mar 4|Kos - Portland|Aegean Airlines
        AED 4,994
        AED 4,994

        Choose Alaska Airlines flights from Portland to Kos. The one-way connecting flight with Alaska Airlines departs from Portland International Airport on Wed, Feb 26-Tue, Mar 4, arriving at Kos Airport. One-way Prices start from AED 4,994 including taxes and charges.

      • PDX19:30
        31h
        2 stops
        KGS11:30
        Wed, Mar 26|Portland - Kos|British Airways
        KGS22:25
        29h 10m
        2 stops
        PDX17:35
        Wed, Apr 2|Kos - Portland|SKY express
        AED 5,519
        AED 5,519

        Choose British Airways flights from Portland to Kos. The one-way connecting flight with British Airways departs from Portland International Airport on Wed, Mar 26-Wed, Apr 2, arriving at Kos Airport. One-way Prices start from AED 5,519 including taxes and charges.

      • PDX08:06
        27h 44m
        2 stops
        KGS21:50
        Sat, Feb 22|Portland - Kos|Alaska Airlines
        KGS22:35
        57h 28m
        2 stops
        PDX22:03
        Fri, Feb 28|Kos - Portland|Aegean Airlines
        AED 5,763
        AED 5,763

        Choose Alaska Airlines flights from Portland to Kos. The one-way connecting flight with Alaska Airlines departs from Portland International Airport on Sat, Feb 22-Fri, Feb 28, arriving at Kos Airport. One-way Prices start from AED 5,763 including taxes and charges.

      • PDX22:53
        36h 22m
        2 stops
        KGS21:15
        Thu, Mar 6|Portland - Kos|United Airlines
        KGS21:45
        55h 24m
        2 stops
        PDX20:09
        Thu, Mar 13|Kos - Portland|SKY express
        AED 6,182
        AED 6,182

        Choose United Airlines flights from Portland to Kos. The one-way connecting flight with United Airlines departs from Portland International Airport on Thu, Mar 6-Thu, Mar 13, arriving at Kos Airport. One-way Prices start from AED 6,182 including taxes and charges.

      • PDX01:00 pm
        3h 5m
        Nonstop
        KGS02:00 pm
        Thu, Feb 20|Portland - Kos|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Portland to Kos flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS290

    Alaska Airlines

    08:06

    PDX

    5.4h

    16:29

    EWR

    SMTWTFS
    Search

  2. A33416

    Aegean Airlines

    23:55

    EWR

    9.2h

    16:05

    ATH

    SMTWTFS

  3. A3222

    Aegean Airlines

    09:50

    ATH

    1.1h

    10:55

    KGS

    SMTWTFS

  4. AS290

    Alaska Airlines

    08:06

    PDX

    5.4h

    16:29

    EWR

    SMTWTFS
    Search

  5. A33416

    Aegean Airlines

    23:55

    EWR

    9.2h

    16:05

    ATH

    SMTWTFS

  6. A3228

    Aegean Airlines

    22:55

    ATH

    1.0h

    23:55

    KGS

    ----T-S

  7. AY5442

    Finnair

    18:30

    PDX

    9.7h

    12:10

    LHR

    -MT-T-S
    Search

  8. A3609

    Aegean Airlines

    22:15

    LHR

    3.6h

    03:50

    ATH

    SMTWTFS

  9. A3222

    Aegean Airlines

    09:50

    ATH

    1.1h

    10:55

    KGS

    SMTWTFS

  10. BA266

    British Airways

    19:25

    PDX

    9.6h

    13:00

    LHR

    -MT-T-S
    Search

  11. BA634

    British Airways

    20:30

    LHR

    3.7h

    02:10

    ATH

    SMTWTFS

  12. GQ220

    SKY express

    07:05

    ATH

    1.0h

    08:05

    KGS

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Portland to Kos?

Explore the best time to buy affordable tickets to Kos with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Portland (PDX) to Kos (KGS) the cheapest?

    Airlines adjust prices for flights from Portland to Kos based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Portland (PDX) to Kos (KGS) cost?

    According to Trip.com's data, the lowest price is around AED 4,860.

  • What is the transportation method from the main airport to downtown in Kos?

    • The distance from Kos Airport to downtown is about 1 km, by taxi about 20 minutes.

  • How many airports are there in Kos (KGS)?

    There are 1 airport(s) near Kos (KGS): Kos Airport.

How to find a cheap flight from Portland to Kos

If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing. Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Portland to Kos

Off-season for travelSeptember
Peak season for travelSeptember
Flight distance10,364.26 km
Popular airlineAlaska Airlines

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