$450 Cheap Flights from Portland (PDX) to Riga (RIX)

View $450 flight on Fri, Dec 5, 2025Opens in a new window

Popular airlines from Portland International Airport (PDX) to Riga International Airport (RIX)

Cheap Flights from Portland to Riga (PDX-RIX)

Prices were available within the past 7 days and start at $450 for one-way flights and $505 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Wed, Jan 21 - Fri, Jan 30
PDX
Portland
RIX
Riga
$505 Roundtrip, found 2 days ago
$505
Roundtrip
found 2 days ago
Select Scandinavian Airlines flight, departing Wed, Jan 21 from Portland to Riga, returning Fri, Jan 30, priced at $505 found 2 days ago
Delta
Wed, Jan 21 - Fri, Jan 30
PDX
Portland
RIX
Riga
$538 Roundtrip, found 2 days ago
$538
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Jan 21 from Portland to Riga, returning Fri, Jan 30, priced at $538 found 2 days ago
Air Canada
Tue, Nov 18 - Tue, Nov 25
PDX
Portland
RIX
Riga
$543 Roundtrip, found 20 hours ago
$543
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Tue, Nov 18 from Portland to Riga, returning Tue, Nov 25, priced at $543 found 20 hours ago
Air Canada
Wed, Jan 21 - Fri, Jan 30
PDX
Portland
RIX
Riga
$546 Roundtrip, found 2 days ago
$546
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Jan 21 from Portland to Riga, returning Fri, Jan 30, priced at $546 found 2 days ago
KLM
Sun, Nov 16 - Wed, Nov 26
PDX
Portland
RIX
Riga
$546 Roundtrip, just found
$546
Roundtrip
just found
Select KLM flight, departing Sun, Nov 16 from Portland to Riga, returning Wed, Nov 26, priced at $546 just found
United
Sun, May 3 - Wed, May 13
PDX
Portland
RIX
Riga
$547 Roundtrip, found 6 days ago
$547
Roundtrip
found 6 days ago
Select United flight, departing Sun, May 3 from Portland to Riga, returning Wed, May 13, priced at $547 found 6 days ago
Air France
Mon, Jan 12 - Tue, Jan 20
PDX
Portland
RIX
Riga
$547 Roundtrip, found 1 hour ago
$547
Roundtrip
found 1 hour ago
Select Air France flight, departing Mon, Jan 12 from Portland to Riga, returning Tue, Jan 20, priced at $547 found 1 hour ago
Delta
Wed, Nov 26 - Wed, Dec 3
PDX
Portland
RIX
Riga
$548 Roundtrip, just found
$548
Roundtrip
just found
Select Delta flight, departing Wed, Nov 26 from Portland to Riga, returning Wed, Dec 3, priced at $548 just found
Delta
Sun, Dec 7 - Mon, Dec 15
PDX
Portland
RIX
Riga
$549 Roundtrip, found 1 day ago
$549
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Dec 7 from Portland to Riga, returning Mon, Dec 15, priced at $549 found 1 day ago
United
Wed, Jan 21 - Fri, Jan 30
PDX
Portland
RIX
Riga
$550 Roundtrip, found 2 days ago
$550
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jan 21 from Portland to Riga, returning Fri, Jan 30, priced at $550 found 2 days ago

Alternative airports near Riga

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Riga Intl. RIX. Cheapest and Closest option available. Average driving time to city center is 18 minutes. Flights from $548
RIX
Riga Intl.
CheapestClosest
Average driving time to city center18 min
Flights from $548
Flights from Portland (PDX) to Riga (RIX)
Origin airport
Portland Intl.
Destination airport
Riga Intl.
Airlines serving
Air Canada, Air France, Alaska Airlines, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, United
Roundtrip price
$505
Distance
5095 mi

Portland to Riga Flights

The cheapest times to fly from Portland to Riga

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portland to Riga are during the month of January. You can find some of the cheapest flights from Portland to Riga with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Riga

Sunday is one of the best days to book for cheap flights from Portland to Riga: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portland to Riga

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portland to Riga in 2025. You can also book with separate airlines for your outbound and return journeys, from $450 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portland to Riga flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portland to Riga airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Portland Intl. Airport (PDX) to Riga Intl. Airport (RIX) cost?
Secure a cheap one-way flight from $450 or cheap return flight from $505 from Portland Intl. Airport (PDX) to Riga Intl. Airport (RIX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Portland Intl. Airport (PDX) to Riga Intl. Airport (RIX)?
The cheapest month to fly from PDX to RIX is January, when there's less demand. Off-peak months are typically when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Portland Intl. Airport (PDX) to Riga Intl. Airport (RIX)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from PDX to RIX. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Portland Intl. Airport (PDX) to Riga Intl. Airport (RIX)?
You'll need to take a flight with a layover when traveling from Portland Intl. Airport (PDX) to Riga Intl. Airport (RIX). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from PDX to RIX?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on a range of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portland Intl. Airport (PDX) to Riga Intl. Airport (RIX)?
To arrive at Riga Intl. Airport (RIX) on time, book a flight that takes off from Portland Intl. Airport (PDX) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Portland Intl. Airport (PDX) to Riga Intl. Airport (RIX) last-minute?
Holding off until just before your departure to book a ticket from PDX to RIX often results in higher prices. While you might find some last-minute deals, they aren't always guaranteed. Keep your travel schedule open for a better chance of getting a bargain.
Is it cheaper to book a PDX to RIX flight and hotel package?
Opting for a PDX to RIX flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Choose from our impressive range of accommodations and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to Riga Intl. Airport (RIX)?
In most instances, you're able to cancel or reschedule your PDX to RIX flight. However, additional fees may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need further information, head to our Customer Service portal.

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*Available to One Key members.