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Cheap flights from Portland, Maine to Southeast Europe from $501

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Southeast Europe departing on 2/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Portland, Maine to Southeast Europe

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:35 pm - 1:35 pm
PWM
-
ATH
16h 00m2 stops
Multiple Airlines Logo
6:05 am - 12:20 am
ATH
-
PWM
25h 15m2 stops
$501Multiple Airlines
Wed, Feb 4 - Wed, Feb 11
Delta Logo
2:35 pm - 2:35 pm
PWM
-
ZAG
18h 00m2 stops
Delta Logo
6:30 am - 11:06 pm
ZAG
-
PWM
22h 36m2 stops
$561Delta
Tue, Feb 10 - Fri, Feb 27
Scandinavian Airlines Logo
2:35 pm - 6:40 pm
PWM
-
ATH
21h 05m2 stops
Scandinavian Airlines Logo
7:30 pm - 12:20 am
ATH
-
PWM
35h 50m2 stops
$624Scandinavian Airlines
Fri, Jan 30 - Tue, Feb 3
United Airlines Logo
4:15 pm - 10:25 pm
PWM
-
ZAG
24h 10m2 stops
United Airlines Logo
6:15 am - 11:20 pm
ZAG
-
PWM
23h 05m2 stops
$674United Airlines
Wed, Feb 25 - Sun, Mar 1
United Airlines Logo
5:45 am - 1:50 pm
PWM
-
ZAG
26h 05m2 stops
United Airlines Logo
6:15 am - 6:56 pm
ZAG
-
PWM
18h 41m2 stops
$675United Airlines
Wed, Feb 25 - Sun, Mar 1
Air Canada Logo
11:12 am - 1:50 pm
PWM
-
ZAG
20h 38m3 stops
Air Canada Logo
9:50 am - 11:20 pm
ZAG
-
PWM
19h 30m3 stops
$774Air Canada
Tue, Feb 10 - Fri, Feb 27
Delta Logo
2:35 pm - 5:40 pm
PWM
-
ATH
20h 05m2 stops
Delta Logo
9:10 am - 10:03 pm
ATH
-
PWM
19h 53m1 stop
$849Delta
Fri, May 15 - Wed, May 20
Delta Logo
2:35 pm - 10:55 pm
PWM
-
ATH
25h 20m2 stops
Delta Logo
1:35 pm - 11:59 pm
ATH
-
PWM
17h 24m2 stops
$855Delta
Fri, May 15 - Wed, May 20
Scandinavian Airlines Logo
2:35 pm - 8:25 pm
PWM
-
ATH
22h 50m3 stops
Scandinavian Airlines Logo
7:50 am - 11:59 pm
ATH
-
PWM
23h 09m2 stops
$949Scandinavian Airlines
Fri, May 15 - Wed, May 20
Air Serbia Logo
2:18 pm - 3:45 pm
PWM
-
ATH
18h 27m2 stops
Air Serbia Logo
9:20 pm - 11:36 pm
ATH
-
PWM
33h 16m2 stops
$1,039Air Serbia
Fri, May 22 - Fri, Jun 5

Scandinavian Airlines flights from Portland, Maine to Southeast Europe

Our best Scandinavian Airlines deals on Portland, Maine to Southeast Europe flight tickets
Scandinavian Airlines
Jan 30
PWM2:35 pmPortland
21h 05m
2 stops
ATH6:40 pmAthens Eleftherios V.
Feb 3
ATH7:30 pmAthens Eleftherios V.
35h 50m
2 stops
PWM12:20 amPortland
$624
Find similar
Scandinavian Airlines
May 15
PWM2:35 pmPortland
22h 50m
3 stops
ATH8:25 pmAthens Eleftherios V.
May 20
ATH7:50 amAthens Eleftherios V.
23h 09m
2 stops
PWM11:59 pmPortland
$949
Find similar
Scandinavian Airlines
May 15
PWM2:35 pmPortland
22h 50m
3 stops
ATH8:25 pmAthens Eleftherios V.
May 20
ATH7:50 amAthens Eleftherios V.
23h 09m
2 stops
PWM11:59 pmPortland
$1,114
Find similar

KLM flights from Portland, Maine to Southeast Europe

Our best KLM deals on Portland, Maine to Southeast Europe flight tickets
KLM
May 11
PWM2:35 pmPortland
16h 35m
2 stops
ZAG1:10 pmZagreb Franjo Tuđman
May 18
ZAG8:25 amZagreb Franjo Tuđman
21h 34m
2 stops
PWM11:59 pmPortland
$698
Find similar
KLM
May 15
PWM6:30 amPortland
18h 20m
1 stop
ATH7:50 amAthens Eleftherios V.
May 20
ATH9:10 amAthens Eleftherios V.
19h 53m
1 stop
PWM10:03 pmPortland
$995
Find similar
KLM
May 13
PWM6:00 amPortland
22h 00m
1 stop
ATH11:00 amAthens Eleftherios V.
May 31
ATH3:30 pmAthens Eleftherios V.
15h 29m
1 stop
PWM11:59 pmPortland
$5,124
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine 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, momondo users made 832,500 searches. Data last updated December 22, 2025.
Use the filters below to find and compare flights from Portland, Maine to Southeast Europe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandAthens

PWM - ATH

PWMATH

Portland

Wed 2/4

2:35 pm-1:35 pm

2 stops16h 00m

Athens Eleftherios V.

Wed 2/11

6:05 am-12:20 am

2 stops25h 15m

$501

PortlandZagreb

PWM - ZAG

PWMZAG

Portland

Tue 2/10

2:35 pm-2:35 pm

2 stops18h 00m

Zagreb Franjo Tuđman

Fri 2/27

6:30 am-11:06 pm

2 stops22h 36m

$561

PortlandAthens

PWM - ATH

PWMATH

Portland

Fri 1/30

2:35 pm-6:40 pm

2 stops21h 05m

Athens Eleftherios V.

Tue 2/3

7:30 pm-12:20 am

2 stops35h 50m

$624

PortlandZagreb

PWM - ZAG

PWMZAG

Portland

Wed 2/25

4:15 pm-10:25 pm

2 stops24h 10m

Zagreb Franjo Tuđman

Sun 3/1

6:15 am-11:20 pm

2 stops23h 05m

$674

PortlandZagreb

PWM - ZAG

PWMZAG

Portland

Wed 2/25

5:45 am-1:50 pm

2 stops26h 05m

Zagreb Franjo Tuđman

Sun 3/1

6:15 am-6:56 pm

2 stops18h 41m

$675

PortlandZagreb

PWM - ZAG

PWMZAG

Portland

Tue 2/10

11:12 am-1:50 pm

3 stops20h 38m

Zagreb Franjo Tuđman

Fri 2/27

9:50 am-11:20 pm

3 stops19h 30m

$774

PortlandAthens

PWM - ATH

PWMATH

Portland

Fri 5/15

2:35 pm-5:40 pm

2 stops20h 05m

Athens Eleftherios V.

Wed 5/20

9:10 am-10:03 pm

1 stop19h 53m

$849

PortlandAthens

PWM - ATH

PWMATH

Portland

Fri 5/15

2:35 pm-10:55 pm

2 stops25h 20m

Athens Eleftherios V.

Wed 5/20

1:35 pm-11:59 pm

2 stops17h 24m

$855

PortlandAthens

PWM - ATH

PWMATH

Portland

Fri 5/15

2:35 pm-8:25 pm

3 stops22h 50m

Athens Eleftherios V.

Wed 5/20

7:50 am-11:59 pm

2 stops23h 09m

$949

PortlandAthens

PWM - ATH

PWMATH

Portland

Fri 5/22

2:18 pm-3:45 pm

2 stops18h 27m

Athens Eleftherios V.

Fri 6/5

9:20 pm-11:36 pm

2 stops33h 16m

$1,039

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Southeast Europe from

How to get the cheapest flight ticket from Portland, Maine to Southeast Europe

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

What is the cheapest month to fly to Southeast Europe?

The month of February is, on average, the cheapest month to fly to Southeast Europe from Portland, Maine, with most prices found around $642. If you aren’t able to travel during the month of February, then book flights to Southeast Europe from Portland, Maine during December instead. Flights to Southeast Europe in December, while not as cheap as those in February, still average around $647.

What is the cheapest day to depart on your flight to Southeast Europe?

On average, the least expensive day to fly to Southeast Europe from Portland, Maine is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,031. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Portland, Maine to Southeast Europe for around $1,568.

What is the cheapest time of day to depart on your flight to Southeast Europe?

Our most recent data shows that the best time of day to fly to Southeast Europe is at noon. Flights from Portland, Maine to Southeast Europe during this time can be as low as $1,132. In contrast, the most expensive time of day to depart to Southeast Europe is in the afternoon when prices are around $1,607.

Can stopping save me money on Portland, Maine to Southeast Europe flights?

No. A direct flight is the cheapest option for a flight between Portland, Maine to Southeast Europe.

Cheap Portland, Maine to Southeast Europe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Southeast Europe

Fastest flight time

15h 02m

Direct flights

None
The fastest flight from Portland, Maine to Southeast Europe takes 15h 02m
There are no direct flights from Portland, Maine to Southeast Europe. There are no popular flight routes from Portland, Maine to Southeast Europe.
Search flight deals

  • When did momondo last update prices for flights from Portland Airport to Southeast Europe?

    Prices for flights from Portland Airport to Southeast Europe are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to Southeast Europe?

  • How old do you have to be to fly from Portland Airport to Southeast Europe?

    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 Southeast Europe.

  • What documentation or ID do you need to fly to Southeast Europe?

    The necessary travel and health documents for your Southeast Europe trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Portland, Maine to Southeast Europe?

Best airlines flying from Portland, Maine to Southeast Europe

Compare and see reviews for airlines that fly from Portland, Maine to Southeast Europe with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $147Free CancellationRating
7.9
8,014 reviews
Search Delta flights
United AirlinesPriceFrom $642Free CancellationRating
7.4
9,105 reviews
Search United Airlines flights
Air SerbiaPriceFrom $935Free CancellationRating
6.2
210 reviews
Search Air Serbia flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Southeast Europe from Portland.

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

Yes. momondo enables you to select and highlight flights to Southeast Europe from Portland with this policy.

How can momondo help me find flights from Portland to Southeast Europe?

Once all potential Portland to Southeast Europe flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Portland to Southeast Europe now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Southeast Europe and let you know when they change.

An easier way to manage your Southeast Europe trip

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