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Multnomah County Flights - Book Cheap Flights to Multnomah County

View RM531 flight on Fri, 9 Oct 2026Opens in a new window

Popular airlines to Multnomah County

  • Alaska Airlines

  • United

  • Delta

  • American Airlines

  • Southwest Airlines

  • Frontier Airlines

  • JetBlue Airways

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Cheap round-trip flights to Multnomah County

Prices were available within the past 7 days and start at RM531 for one-way flights and RM2,172 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,172 Return, found 18 hours ago
RM2,172
Return
found 18 hours ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,172 found 18 hours ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,214 Return, found 18 hours ago
RM2,214
Return
found 18 hours ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,214 found 18 hours ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,255 Return, found 18 hours ago
RM2,255
Return
found 18 hours ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,255 found 18 hours ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,420 Return, found 18 hours ago
RM2,420
Return
found 18 hours ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,420 found 18 hours ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,461 Return, found 18 hours ago
RM2,461
Return
found 18 hours ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,461 found 18 hours ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,462 Return, found 18 hours ago
RM2,462
Return
found 18 hours ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,462 found 18 hours ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,503 Return, found 18 hours ago
RM2,503
Return
found 18 hours ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,503 found 18 hours ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,688 Return, found 18 hours ago
RM2,688
Return
found 18 hours ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,688 found 18 hours ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,708 Return, found 18 hours ago
RM2,708
Return
found 18 hours ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,708 found 18 hours ago
United
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM3,227 Return, found 18 hours ago
RM3,227
Return
found 18 hours ago
Select United flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM3,227 found 18 hours ago

Frequently asked questions

How do I find cheap flights to Multnomah County that have flexible change policies?
It's quick and easy with Expedia. Step 1: Enter your preferred travel dates and click on "Search." Next step? Check "No change fee" directly below the "Flexible change policies" filter to the left of your screen. Step 3. Reserve your flexible and cheap flight to Multnomah County.
Which airlines fly to Multnomah County?
When you're ready to lock in your airfare to or near Multnomah County, these leading airlines look forward to welcoming you aboard:

  • Alaska Airlines - 2,614 flights to or near Multnomah County each month, including 2,614 flights to Portland Intl. Airport (PDX) per month.
  • Delta Air Lines - 814 flights to or near Multnomah County each month, including 814 flights to Portland Intl. Airport (PDX) per month.
  • Southwest Airlines - 784 flights to or near Multnomah County each month, including 784 flights to Portland Intl. Airport (PDX) per month.

How can I find cheap tickets to Multnomah County?
To nab a terrific deal to Multnomah County, book well ahead. Also take advantage of Expedia's "flexible dates" feature above your search results. This will list the cheapest prices for nearby days. In the last seven days, RM2,172 was the best price for a flight to Multnomah County.
How much is a flight to Multnomah County?
One-way flights from Seattle (SEA) sold for as little as RM531 in the last seven days. During this time, the cost of a return journey to Multnomah County ranged between RM2,172 and RM3,227. If you spot a good deal, book fast — these prices don't wait around for long.
What are the most popular airports to fly into in Multnomah County?
Portland Intl. Airport (PDX) is the main gateway for many eager to visit Multnomah County. Around 5,648 monthly flights land at this airport.
How much is a plane ticket to Multnomah County?
In the last seven days, journeys to Multnomah County cost between RM2,172 and RM3,227. Prices depend on a number of things, particularly the departure time, seating class, airline and how early you make your booking.
What is the best time to go to Multnomah County?
A fantastic time to go to Portland is after June 20 when summer starts. In Multnomah County's major city, temperatures fluctuate from 10ºC to 27ºC during this time — ideal weather for touring around! June, July and August are the most popular months to visit.
What months are the cheapest to book a flight to Multnomah County?
February is the best month to score an awesome deal to Multnomah County. Keep in mind that the most expensive time to make a purchase in the USA isn't during the height of summer, but the month of December.

Book with confidence

About Multnomah County

Expedia offers flights to Multnomah County to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Multnomah County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Multnomah County
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