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Cheap flights from Portland to Estonia from $367

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Estonia departing on 7/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portland to Estonia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Finnair Logo
6:22 am - 3:45 pm
PDX
-
TLL
23h 23m
2 stops
Finnair Logo
9:20 pm - 9:38 pm
TLL
-
PDX
34h 18m
2 stops
$760Finnair
Mon, May 4 - Mon, May 11
KLM Logo
3:35 pm - 7:55 pm
PDX
-
TLL
18h 20m
2 stops
KLM Logo
2:05 pm - 11:10 am
TLL
-
PDX
31h 05m
1 stop
$805KLM
Mon, May 4 - Mon, May 11
KLM Logo
1:05 pm - 1:15 pm
PDX
-
TLL
14h 10m
1 stop
KLM Logo
2:05 pm - 11:10 am
TLL
-
PDX
31h 05m
1 stop
$861KLM
Mon, May 4 - Mon, May 11
United Airlines Logo
8:05 am - 1:10 pm
PDX
-
TLL
19h 05m
2 stops
United Airlines Logo
1:50 pm - 2:30 pm
TLL
-
PDX
58h 40m
3 stops
$951United Airlines
Fri, Apr 3 - Mon, Apr 6
Lufthansa Logo
8:40 am - 5:35 pm
PDX
-
TLL
22h 55m
2 stops
Lufthansa Logo
6:10 am - 6:30 pm
TLL
-
PDX
22h 20m
2 stops
$958Lufthansa
Fri, Apr 3 - Mon, Apr 6
Multiple Airlines Logo
7:45 pm - 5:15 pm
PDX
-
TLL
35h 30m
2 stops
Multiple Airlines Logo
7:30 am - 10:35 pm
TLL
-
PDX
25h 05m
3 stops
$973Multiple Airlines
Mon, May 4 - Mon, May 11
Scandinavian Airlines Logo
1:05 pm - 11:50 pm
PDX
-
TLL
24h 45m
3 stops
Scandinavian Airlines Logo
6:15 am - 9:00 pm
TLL
-
PDX
24h 45m
3 stops
$1,004Scandinavian Airlines
Mon, May 4 - Mon, May 11
KLM Logo
1:05 pm - 1:15 pm
PDX
-
TLL
14h 10m
1 stop
KLM Logo
7:30 am - 11:10 am
TLL
-
PDX
13h 40m
1 stop
$1,056KLM
Fri, Apr 3 - Mon, Apr 6
KLM Logo
1:45 pm - 7:55 pm
PDX
-
TLL
20h 10m
2 stops
KLM Logo
7:30 am - 11:10 am
TLL
-
PDX
13h 40m
1 stop
$1,061KLM
Fri, Apr 3 - Mon, Apr 6
KLM Logo
3:50 pm - 7:55 pm
PDX
-
TLL
18h 05m
2 stops
KLM Logo
7:30 am - 11:10 am
TLL
-
PDX
13h 40m
1 stop
$1,064KLM
Mon, Jul 6 - Fri, Jul 24

KLM flights from Portland to Estonia

Our best KLM deals on Portland to Estonia flight tickets
KLM
May 4
PDX3:35 pmPortland
18h 20m
2 stops
TLL7:55 pmTallinn
May 11
TLL2:05 pmTallinn
31h 05m
1 stop
PDX11:10 amPortland
$805
KLM
May 4
PDX1:05 pmPortland
14h 10m
1 stop
TLL1:15 pmTallinn
May 11
TLL2:05 pmTallinn
31h 05m
1 stop
PDX11:10 amPortland
$861
KLM
Jul 7
PDX7:00 amPortland
20h 15m
2 stops
TLL1:15 pmTallinn
Jul 20
TLL2:05 pmTallinn
31h 05m
1 stop
PDX11:10 amPortland
$982

United Airlines flights from Portland to Estonia

Our best United Airlines deals on Portland to Estonia flight tickets
United Airlines
Apr 3
PDX8:05 amPortland
19h 05m
2 stops
TLL1:10 pmTallinn
Apr 6
TLL1:50 pmTallinn
58h 40m
3 stops
PDX2:30 pmPortland
$951
United Airlines
Jul 7
PDX5:00 amPortland
26h 15m
2 stops
TLL5:15 pmTallinn
Jul 20
TLL1:50 pmTallinn
40h 29m
2 stops
PDX8:19 pmPortland
$1,057
United Airlines
Jul 7
PDX12:50 pmPortland
25h 35m
3 stops
TLL12:25 amTallinn
Jul 20
TLL1:50 pmTallinn
40h 29m
2 stops
PDX8:19 pmPortland
$1,143

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Estonia 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 March 23, 2026.
Use the filters below to find and compare flights from Portland to Estonia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandTallinn

PDX - TLL

PDXTLL

Portland

Mon 5/4

6:22 am-3:45 pm

2 stops23h 23m

Tallinn

Mon 5/11

9:20 pm-9:38 pm

2 stops34h 18m

$760

PortlandTallinn

PDX - TLL

PDXTLL

Portland

Mon 5/4

3:35 pm-7:55 pm

2 stops18h 20m

Tallinn

Mon 5/11

2:05 pm-11:10 am

1 stop31h 05m

$805

PortlandTallinn

PDX - TLL

PDXTLL

Portland

Mon 5/4

1:05 pm-1:15 pm

1 stop14h 10m

Tallinn

Mon 5/11

2:05 pm-11:10 am

1 stop31h 05m

$861

PortlandTallinn

PDX - TLL

PDXTLL

Portland

Fri 4/3

8:05 am-1:10 pm

2 stops19h 05m

Tallinn

Mon 4/6

1:50 pm-2:30 pm

3 stops58h 40m

$951

PortlandTallinn

PDX - TLL

PDXTLL

Portland

Fri 4/3

8:40 am-5:35 pm

2 stops22h 55m

Tallinn

Mon 4/6

6:10 am-6:30 pm

2 stops22h 20m

$958

PortlandTallinn

PDX - TLL

PDXTLL

Portland

Mon 5/4

7:45 pm-5:15 pm

2 stops35h 30m

Tallinn

Mon 5/11

7:30 am-10:35 pm

3 stops25h 05m

$973

PortlandTallinn

PDX - TLL

PDXTLL

Portland

Mon 5/4

1:05 pm-11:50 pm

3 stops24h 45m

Tallinn

Mon 5/11

6:15 am-9:00 pm

3 stops24h 45m

$1,004
Quickest round-trip

PortlandTallinn

PDX - TLL

PDXTLL

Portland

Fri 4/3

1:05 pm-1:15 pm

1 stop14h 10m

Tallinn

Mon 4/6

7:30 am-11:10 am

1 stop13h 40m

$1,056

PortlandTallinn

PDX - TLL

PDXTLL

Portland

Fri 4/3

1:45 pm-7:55 pm

2 stops20h 10m

Tallinn

Mon 4/6

7:30 am-11:10 am

1 stop13h 40m

$1,061

PortlandTallinn

PDX - TLL

PDXTLL

Portland

Mon 7/6

3:50 pm-7:55 pm

2 stops18h 05m

Tallinn

Fri 7/24

7:30 am-11:10 am

1 stop13h 40m

$1,064

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Estonia from

How to get the cheapest flight ticket from Portland to Estonia

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 Estonia?

The cheapest month to fly to Estonia from Portland is in October. Flight prices, which tend to average around $498, are often lower during this time because this is during the off-season. If you’re not able to fly to Estonia in October, then April is your next best option. Flight prices from Portland to Estonia during April average around $671.

Can stopping save me money on Portland to Estonia flights?

You could potentially save up to 44% on your flight if you consider stops on a Portland to Estonia flight.

Cheap Portland to Estonia flight deals and tips

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

Fastest flight time

19h 05m

Direct flights

None
The fastest flight from Portland to Estonia takes 19h 05m
There are no direct flights from Portland to Estonia. There are no popular flight routes from Portland to Estonia.
Search flight deals

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Estonia.

  • What documentation or ID do you need to fly to Estonia?

    The required travel and health documents for your Estonia 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 Estonia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Portland to Estonia

Compare and see reviews for airlines that fly from Portland to Estonia with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $498Free CancellationRating
7.8
1,477 reviews
Search KLM flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Estonia for you.

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

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

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

Once all potential Portland to Estonia 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 Estonia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Estonia, momondo offers a useful price alert feature which will track prices for flights to Estonia from Portland and alert you when they change.

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