A forested mountain landscape with dense trees and a misty atmosphere.

Clark County Flights - Book Cheap Flights to Clark County

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

Popular airlines to Clark County

  • Alaska Airlines

  • United

  • Delta

  • American Airlines

  • Southwest Airlines

  • Frontier Airlines

  • JetBlue Airways

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Clark 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 1 day ago
RM2,172
Return
found 1 day ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,172 found 1 day ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,214 Return, found 1 day ago
RM2,214
Return
found 1 day ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,214 found 1 day ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,255 Return, found 1 day ago
RM2,255
Return
found 1 day ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,255 found 1 day ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,420 Return, found 1 day ago
RM2,420
Return
found 1 day ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,420 found 1 day ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,461 Return, found 1 day ago
RM2,461
Return
found 1 day ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,461 found 1 day ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,462 Return, found 1 day ago
RM2,462
Return
found 1 day ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,462 found 1 day ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,503 Return, found 1 day ago
RM2,503
Return
found 1 day ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,503 found 1 day ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,688 Return, found 1 day ago
RM2,688
Return
found 1 day ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,688 found 1 day ago
Delta
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM2,708 Return, found 1 day ago
RM2,708
Return
found 1 day ago
Select Delta flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM2,708 found 1 day ago
United
Fri, 3 Jul - Sun, 5 Jul
SEA
Seattle
PDX
Portland
RM3,227 Return, found 1 day ago
RM3,227
Return
found 1 day ago
Select United flight, departing Fri, 3 Jul from Seattle to Portland, returning Sun, 5 Jul, priced at RM3,227 found 1 day ago

Frequently asked questions

How do I find cheap flights to Clark County that have flexible change policies?
When it comes to flying these days, flexibility is key. That's why we have a "No change fee" filter to help you track down flexible, cheap airfares to Clark County. It's at the top left of your screen right underneath the "Flexible change policies" heading.
Which airlines fly to Clark County?
When you're ready to lock in your airfare to or near Clark County, these well-known carriers are waiting to welcome you aboard:

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

How can I find cheap tickets to Clark County?
An useful strategy for nabbing cheap tickets is to be flexible with your travel dates. Start by searching for your flight to Clark County, then click on the "flexible dates" box for a list of prices for nearby days. Another good tip? Book well ahead. To give you an idea of fares, RM2,172 was the lowest price for a flight to Clark County in the last seven days.
How much is a flight to Clark County?
One-way flights from Seattle (SEA) sold for just RM531 in the last seven days. During this period, the cost of a return airfare to Clark County varied between RM2,172 and RM3,227. If you find a bargain, grab it fast — these prices don't hang around for long.
What are the most popular airports to fly into in Clark County?
The main entryway to Clark County, roughly 5,648 flights touch down at Portland Intl. Airport (PDX) every month. Track down a rewarding deal, reserve your fare and prepare to enjoy the best of this wonderful region.
How much is a plane ticket to Clark County?
In the last seven days, flights to Clark County varied between RM2,172 and RM3,227. Prices depend on a number of things, particularly the time of departure, airline, seating class and when the fare is booked.
What is the best time to go to Clark County?
A great time to head to Clark County, along with the renowned city of Washougal, is over the busy months of March, May and August. Summer here starts June 20, and you can look forward to temperatures of between 10ºC and 24ºC if you go then. This warmer weather is perfect for touring around this city's attractions.
What months are the cheapest to book a flight to Clark County?
February is the most affordable month to lock in a seat for your Clark County adventure. Fares are at a premium during December, so keep clear of this time if possible.

Book with confidence

About Clark County

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