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Cheap flights from Portland to Riga from $559

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 to Riga departing on 8/16. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Riga

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:22 am - 1:30 pm
PDX
-
RIX
16h 08m
2 stops
Multiple Airlines Logo
11:50 am - 11:10 am
RIX
-
PDX
33h 20m
1 stop
$559Multiple Airlines
Sun, Aug 16 - Tue, Aug 25
Multiple Airlines Logo
11:22 am - 1:30 pm
PDX
-
RIX
16h 08m
2 stops
Multiple Airlines Logo
11:50 am - 10:02 pm
RIX
-
PDX
20h 12m
2 stops
$568Multiple Airlines
Sun, Aug 16 - Tue, Aug 25
KLM Logo
5:08 pm - 10:15 pm
PDX
-
RIX
19h 07m
2 stops
KLM Logo
11:50 am - 11:10 am
RIX
-
PDX
33h 20m
1 stop
$570KLM
Fri, Aug 14 - Tue, Aug 25
Multiple Airlines Logo
11:20 am - 1:30 pm
PDX
-
RIX
16h 10m
2 stops
Multiple Airlines Logo
11:50 am - 11:10 am
RIX
-
PDX
33h 20m
1 stop
$574Multiple Airlines
Sun, Sep 13 - Sun, Sep 20
Delta Logo
7:00 am - 3:10 pm
PDX
-
RIX
22h 10m
2 stops
Delta Logo
6:30 am - 8:16 pm
RIX
-
PDX
23h 46m
2 stops
$576Delta
Fri, Sep 11 - Mon, Sep 21
KLM Logo
5:08 pm - 10:15 pm
PDX
-
RIX
19h 07m
2 stops
KLM Logo
11:50 am - 10:02 pm
RIX
-
PDX
20h 12m
2 stops
$580KLM
Fri, Aug 14 - Mon, Aug 24
KLM Logo
1:05 pm - 10:15 pm
PDX
-
RIX
23h 10m
1 stop
KLM Logo
7:45 am - 11:10 am
RIX
-
PDX
13h 25m
1 stop
$581KLM
Sun, Sep 13 - Mon, Sep 21
Delta Logo
12:45 pm - 3:10 pm
PDX
-
RIX
40h 25m
2 stops
Delta Logo
6:30 am - 8:16 pm
RIX
-
PDX
23h 46m
2 stops
$583Delta
Sat, Sep 12 - Thu, Sep 17
KLM Logo
11:35 am - 5:15 pm
PDX
-
RIX
19h 40m
2 stops
KLM Logo
7:45 am - 11:10 am
RIX
-
PDX
13h 25m
1 stop
$585KLM
Sat, Sep 12 - Mon, Sep 21
Multiple Airlines Logo
11:20 am - 1:30 pm
PDX
-
RIX
16h 10m
2 stops
Multiple Airlines Logo
7:45 am - 11:10 am
RIX
-
PDX
13h 25m
1 stop
$588Multiple Airlines
Fri, Sep 25 - Thu, Oct 1

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Delta flights from Portland to Riga

Our best Delta deals on Portland to Riga flight tickets
Delta
Sep 11
PDX7:00 amPortland
17h 55m
2 stops
RIX10:55 amRiga Intl
Sep 18
RIX6:30 amRiga Intl
24h 32m
2 stops
PDX9:02 pmPortland
$576
Delta
Sep 12
PDX12:45 pmPortland
36h 10m
2 stops
RIX10:55 amRiga Intl
Sep 20
RIX6:30 amRiga Intl
24h 32m
2 stops
PDX9:02 pmPortland
$583
Delta
Sep 25
PDX7:00 amPortland
22h 10m
2 stops
RIX3:10 pmRiga Intl
Oct 1
RIX11:35 amRiga Intl
18h 41m
2 stops
PDX8:16 pmPortland
$590

KLM flights from Portland to Riga

Our best KLM deals on Portland to Riga flight tickets
KLM
Aug 14
PDX5:08 pmPortland
19h 07m
2 stops
RIX10:15 pmRiga Intl
Aug 25
RIX11:50 amRiga Intl
33h 20m
1 stop
PDX11:10 amPortland
$570
KLM
Aug 14
PDX5:08 pmPortland
19h 07m
2 stops
RIX10:15 pmRiga Intl
Aug 24
RIX11:50 amRiga Intl
20h 12m
2 stops
PDX10:02 pmPortland
$580
KLM
Sep 13
PDX1:05 pmPortland
14h 05m
1 stop
RIX1:10 pmRiga Intl
Sep 22
RIX7:45 amRiga Intl
13h 25m
1 stop
PDX11:10 amPortland
$581

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 July 8, 2026.
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

Cheapest round-trip

PortlandRiga

PDX - RIX

PDXRIX

Portland

Sun 8/16

11:22 am-1:30 pm

2 stops16h 08m

Riga Intl

Tue 8/25

11:50 am-11:10 am

1 stop33h 20m

$559

PortlandRiga

PDX - RIX

PDXRIX

Portland

Sun 8/16

11:22 am-1:30 pm

2 stops16h 08m

Riga Intl

Tue 8/25

11:50 am-10:02 pm

2 stops20h 12m

$568

PortlandRiga

PDX - RIX

PDXRIX

Portland

Fri 8/14

5:08 pm-10:15 pm

2 stops19h 07m

Riga Intl

Tue 8/25

11:50 am-11:10 am

1 stop33h 20m

$570

PortlandRiga

PDX - RIX

PDXRIX

Portland

Sun 9/13

11:20 am-1:30 pm

2 stops16h 10m

Riga Intl

Sun 9/20

11:50 am-11:10 am

1 stop33h 20m

$574

PortlandRiga

PDX - RIX

PDXRIX

Portland

Fri 9/11

7:00 am-3:10 pm

2 stops22h 10m

Riga Intl

Mon 9/21

6:30 am-8:16 pm

2 stops23h 46m

$576

PortlandRiga

PDX - RIX

PDXRIX

Portland

Fri 8/14

5:08 pm-10:15 pm

2 stops19h 07m

Riga Intl

Mon 8/24

11:50 am-10:02 pm

2 stops20h 12m

$580

PortlandRiga

PDX - RIX

PDXRIX

Portland

Sun 9/13

1:05 pm-10:15 pm

1 stop23h 10m

Riga Intl

Mon 9/21

7:45 am-11:10 am

1 stop13h 25m

$581

PortlandRiga

PDX - RIX

PDXRIX

Portland

Sat 9/12

12:45 pm-3:10 pm

2 stops40h 25m

Riga Intl

Thu 9/17

6:30 am-8:16 pm

2 stops23h 46m

$583

PortlandRiga

PDX - RIX

PDXRIX

Portland

Sat 9/12

11:35 am-5:15 pm

2 stops19h 40m

Riga Intl

Mon 9/21

7:45 am-11:10 am

1 stop13h 25m

$585
Quickest round-trip

PortlandRiga

PDX - RIX

PDXRIX

Portland

Fri 9/25

11:20 am-1:30 pm

2 stops16h 10m

Riga Intl

Thu 10/1

7:45 am-11:10 am

1 stop13h 25m

$588

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

Fastest flight time

14h 05m

Direct flights

None
The fastest flight from Portland to Riga takes 14h 05m
There are no direct flights from Portland to Riga. There are no popular flight routes from Portland to Riga.
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Frequently asked questions about flying from Portland to Riga

  • How far is Portland to Riga Intl by plane?

    Riga Intl is 5098.0 mi away from Portland. By plane, this route typically takes 14h 05m.

  • 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
KLMPriceFrom $500Free CancellationRating
7.8
1,534 reviews
Search KLM flights

Frequently asked questions about flying from Portland to Riga

  • How do I get Price Alerts for flights from Portland to Riga?

    Confirm your travel details to search for the latest offers for flights from Portland to Riga. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Portland to Riga with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
KLM