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Cheap flights from Portland to Riga from $329

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 Riga departing on 2/26. 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 Riga

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
7:00 am - 10:20 pmPDX-RIX
29h 20m2 stops
KLM Logo
5:00 pm - 12:25 pmRIX-PDX
28h 25m1 stop
$604KLM
Find Deal
Fri, Mar 6 - Tue, Mar 10
KLM Logo
7:00 am - 10:20 pmPDX-RIX
29h 20m2 stops
KLM Logo
7:35 am - 9:35 pmRIX-PDX
23h 00m2 stops
$611KLM
Find Deal
Fri, Mar 6 - Tue, Mar 10
Scandinavian Airlines Logo
1:00 pm - 3:05 pmPDX-RIX
40h 05m2 stops
Scandinavian Airlines Logo
6:30 am - 10:22 pmRIX-PDX
24h 52m2 stops
$625Scandinavian Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
KLM Logo
1:25 pm - 10:20 pmPDX-RIX
22h 55m1 stop
KLM Logo
5:00 pm - 12:25 pmRIX-PDX
28h 25m1 stop
$714KLM
Find Deal
Fri, Mar 6 - Tue, Mar 10
KLM Logo
1:25 pm - 10:20 pmPDX-RIX
22h 55m1 stop
KLM Logo
5:00 pm - 12:25 pmRIX-PDX
28h 25m1 stop
$715KLM
Find Deal
Fri, Mar 6 - Tue, Mar 10
KLM Logo
7:00 am - 10:20 pmPDX-RIX
29h 20m2 stops
KLM Logo
5:00 pm - 12:25 pmRIX-PDX
28h 25m1 stop
$719KLM
Find Deal
Fri, Mar 6 - Tue, Mar 10
Delta Logo
12:40 am - 1:15 pmPDX-RIX
26h 35m2 stops
Delta Logo
7:00 am - 4:31 pmRIX-PDX
18h 31m2 stops
$1,323Delta
Find Deal
Thu, Mar 5 - Tue, Mar 10
Multiple Airlines Logo
2:56 pm - 11:55 pmPDX-RIX
46h 59m2 stops
Multiple Airlines Logo
2:35 pm - 4:34 pmRIX-PDX
35h 59m2 stops
$3,775Multiple Airlines
Find Deal
Mon, Dec 29 - Sun, Jan 18
Multiple Airlines Logo
7:10 am - 1:10 pmPDX-RIX
20h 00m3 stops
Multiple Airlines Logo
7:05 am - 6:56 pmRIX-PDX
21h 51m2 stops
$3,985Multiple Airlines
Find Deal
Mon, Dec 29 - Sun, Jan 18
Multiple Airlines Logo
7:10 am - 1:10 pmPDX-RIX
20h 00m3 stops
Multiple Airlines Logo
7:35 am - 9:12 pmRIX-PDX
23h 37m3 stops
$3,997Multiple Airlines
Find Deal
Mon, Dec 29 - Sun, Jan 18

KLM flights from Portland to Riga

Our best KLM deals on Portland to Riga flight tickets
KLM
Mar 6
PDX7:00 amPortland
29h 20m
2 stops
RIX10:20 pmRiga Intl
Mar 10
RIX5:00 pmRiga Intl
28h 25m
1 stop
PDX12:25 pmPortland
$604
Find similar
KLM
Mar 6
PDX7:00 amPortland
29h 20m
2 stops
RIX10:20 pmRiga Intl
Mar 10
RIX7:35 amRiga Intl
23h 00m
2 stops
PDX9:35 pmPortland
$611
Find similar
KLM
Mar 6
PDX1:25 pmPortland
22h 55m
1 stop
RIX10:20 pmRiga Intl
Mar 10
RIX5:00 pmRiga Intl
28h 25m
1 stop
PDX12:25 pmPortland
$714
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Riga 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 November 3, 2025.
Use the filters below to find and compare flights from Portland to Riga that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandRiga

PDX - RIX

PDXRIX

Portland

Fri 3/6

7:00 am-10:20 pm

2 stops29h 20m

Riga Intl

Tue 3/10

5:00 pm-12:25 pm

1 stop28h 25m

$604

PortlandRiga

PDX - RIX

PDXRIX

Portland

Fri 3/6

7:00 am-10:20 pm

2 stops29h 20m

Riga Intl

Tue 3/10

7:35 am-9:35 pm

2 stops23h 00m

$611

PortlandRiga

PDX - RIX

PDXRIX

Portland

Fri 3/6

1:00 pm-3:05 pm

2 stops40h 05m

Riga Intl

Tue 3/10

6:30 am-10:22 pm

2 stops24h 52m

$625

PortlandRiga

PDX - RIX

PDXRIX

Portland

Fri 3/6

1:25 pm-10:20 pm

1 stop22h 55m

Riga Intl

Tue 3/10

5:00 pm-12:25 pm

1 stop28h 25m

$714

PortlandRiga

PDX - RIX

PDXRIX

Portland

Fri 3/6

1:25 pm-10:20 pm

1 stop22h 55m

Riga Intl

Tue 3/10

5:00 pm-12:25 pm

1 stop28h 25m

$715

PortlandRiga

PDX - RIX

PDXRIX

Portland

Fri 3/6

7:00 am-10:20 pm

2 stops29h 20m

Riga Intl

Tue 3/10

5:00 pm-12:25 pm

1 stop28h 25m

$719

PortlandRiga

PDX - RIX

PDXRIX

Portland

Thu 3/5

12:40 am-1:15 pm

2 stops26h 35m

Riga Intl

Tue 3/10

7:00 am-4:31 pm

2 stops18h 31m

$1,323

PortlandRiga

PDX - RIX

PDXRIX

Portland

Mon 12/29

2:56 pm-11:55 pm

2 stops46h 59m

Riga Intl

Sun 1/18

2:35 pm-4:34 pm

2 stops35h 59m

$3,775

PortlandRiga

PDX - RIX

PDXRIX

Portland

Mon 12/29

7:10 am-1:10 pm

3 stops20h 00m

Riga Intl

Sun 1/18

7:05 am-6:56 pm

2 stops21h 51m

$3,985

PortlandRiga

PDX - RIX

PDXRIX

Portland

Mon 12/29

7:10 am-1:10 pm

3 stops20h 00m

Riga Intl

Sun 1/18

7:35 am-9:12 pm

3 stops23h 37m

$3,997

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 Riga from

How to get the cheapest flight ticket from Portland to Riga

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 day to depart on your flight to Riga?

The cheapest day to depart from Portland to Riga is on a Monday when prices can be found for as low as $880. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,570. These prices are subject to change though, so be sure to set up a Price Alert for flights to Riga.

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

Flying to Riga from Portland at noon is the least expensive time of day to depart. momondo users have found prices as low as $920 when looking at flights departing at noon. In contrast, the most expensive time of day to depart to Riga is in the evening when prices are around $1,262.

When to book flights from Portland to Riga

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Riga according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Riga (PDX to RIX) flight deals and tips

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

Direct flights

None
There are no direct flights from Portland to Riga. There are no popular flight routes from Portland to Riga.
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  • How far is Portland to Riga Intl by plane?

    Riga Intl is 5098.0 mi away from Portland. By plane, this route typically takes 13h 45m.

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

    Prices for flights from Portland Airport to Riga Intl Airport were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Riga Intl Airport.

  • What documentation or ID do you need to fly to Riga Intl Airport?

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

  • What is the most popular airline from Portland to Riga?

Best airlines flying from Portland to Riga

Compare and see reviews for airlines that fly from Portland to Riga with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $598Free CancellationRating
7.4
1,554 reviews
Search Scandinavian Airlines flights

Traveling to a place near Riga?

Book flights to Riga if you plan to visit one of these locations
Jūrmala

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Riga. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Riga from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Riga 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 Riga right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Riga from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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