$28 Cheap Flights to Southwest Washington

View $28 flight on Sat, May 30, 2026Opens in a new window

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How much is the cheapest flight to Southwest Washington?

Prices were available within the past 7 days and start at $28 for one-way flights and $80 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, May 14 - Sat, May 23
LAX
Los Angeles
PDX
Portland
$84 Roundtrip, just found
$84
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, May 14 from Los Angeles to Portland, returning Sat, May 23, priced at $84 just found
United
Wed, Jun 24 - Wed, Jul 1
SFO
San Francisco
PDX
Portland
$137 Roundtrip, found 3 hours ago
$137
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Jun 24 from San Francisco to Portland, returning Wed, Jul 1, priced at $137 found 3 hours ago
Delta
Wed, Jun 24 - Tue, Jun 30
SFO
San Francisco
PDX
Portland
$157 Roundtrip, found 2 hours ago
$157
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Jun 24 from San Francisco to Portland, returning Tue, Jun 30, priced at $157 found 2 hours ago
Southwest Airlines
Wed, Jun 24 - Tue, Jun 30
SFO
San Francisco
PDX
Portland
$157 Roundtrip, found 2 hours ago
$157
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Wed, Jun 24 from San Francisco to Portland, returning Tue, Jun 30, priced at $157 found 2 hours ago
American Airlines
Mon, May 4 - Tue, May 5
SFO
San Francisco
PDX
Portland
$178 Roundtrip, found 2 hours ago
$178
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Mon, May 4 from San Francisco to Portland, returning Tue, May 5, priced at $178 found 2 hours ago

Alternative airports

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

Select flight to Portland Intl. PDX. Cheapest option available. Flights from $494
PDX
Portland Intl.
Cheapest
Flights from $494

Frequently asked questions

What month is the cheapest to fly to Southwest Washington?
Schedule your trip for May if you want to land a good price on your fare. It's the cheapest month to fly to Southwest Washington. If possible, avoid traveling during peak periods such as public holidays or school breaks.
Which US cities have the cheapest flights to Southwest Washington?
Generally, New York, Washington and Dallas offer cheap flights to Southwest Washington. However, being flexible is the secret to bagging the best fares. Plan your escape during the off-peak season or midweek to keep costs to a minimum.
Which US cities fly direct to Southwest Washington?
Choose from 150 US destinations offering direct flights to Southwest Washington. When you book on Expedia, check "Direct flights only" to find nonstop options. Fly to Southwest Washington from any of these top cities:

  • New York
  • Washington
  • Dallas
  • Boston
  • Phoenix

How to find a cheap flight to Southwest Washington?
Book your trip early to maximize your chances of getting cheap flights to Southwest Washington. Also, consider traveling during off-peak months like November and December. If you fly on a Thursday, you can save 16% on average compared to those departing on a Sunday.* Save time checking every day and set up a price alert on the Expedia app. We'll notify you when fares change.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Southwest Washington?
Staying flexible with your plans can help you to secure last-minute offers on cheap flights to Southwest Washington. To see all the available options, try exploring different ticket types, tweaking your Southwest Washington vacation dates, jetting out of an alternative airport or going with another airline.
How far in advance should I book a flight to Southwest Washington?
Book your flight to Southwest Washington two to four months ahead if you're visiting from an international destination. For domestic travel, the usual timeframe is 28 days in advance. Bigger savings and a greater choice of travel dates, times and seating options are just some of the advantages of booking early.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Southwest Washington?
You'll save an average of 8% by buying tickets on a Sunday instead of Fridays, which tend to be the priciest day to book.* When it comes to snapping up a cheap flight to Southwest Washington, it's all about having good timing.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Southwest Washington?
Work out your travel dates and then fly to Southwest Washington with one of these top airlines:

  • United Airlines - 13,391 flights to Southwest Washington each month, including 13,391 flights to O'Hare Intl. Airport (ORD) per month.
  • American Airlines - 10,417 flights to Southwest Washington each month, including 10,417 flights to O'Hare Intl. Airport (ORD) per month.
  • Delta Air Lines - 1,213 flights to Southwest Washington each month, including 1,213 flights to O'Hare Intl. Airport (ORD) per month.

Can I save money by booking a Southwest Washington trip package?
Bundle your accommodations and flights and you could save hundreds of dollars. What's more, you can add extras like car rentals and tours to your Southwest Washington flight and hotel package deal. With Expedia, it's simple to manage all your Southwest Washington travel plans in one place.
Can I change or cancel my flight to Southwest Washington?
You can usually cancel or change your flight to Southwest Washington within 24 hours of booking. However, keep in mind that some flights are non-refundable. In those cases, you may be issued credit for future flights rather than a direct refund. Make sure you check the airline's rules and restrictions in your itinerary for exact details. You can use Expedia's "No cancel fee" or "Changes included" filters during your search to secure cheap flights to Southwest Washington with flexible change policies. To learn more, browse our Customer Service Portal.

*Flight schedules are subject to change.

*Available to One Key members.

 

Travel information

Destination airport
Portland Intl.
Destination airport IATA code
PDX
Destination city name
Portland
Roundtrip price
$80

Trending flights to Southwest Washington

Prices were available within the past 7 days and start at $28 for one-way flights and $80 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Apr 23 - Thu, Apr 23
LAX
Los Angeles
PDX
Portland
$80 Roundtrip, just found
$80
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Apr 23 from Los Angeles to Portland, returning Thu, Apr 23, priced at $80 just found