Cheap flights from Portland to Kauai

Flights overview

Useful information for finding cheap flights from Portland to Kauai and booking your next trip
Cheapest round-trip flights $306
United 1 stop 12 hr Fri, May 29 — Thu, Jun 4
The cheapest round-trip flight from Portland to Kauai is currently $306
Cheapest one-way flight $138
United 1 stop 10 hr Wed, May 27
The cheapest one-way flight from Portland to Kauai is currently $138
Cheapest nonstop flights $357
Alaska Nonstop 7 hr Thu, May 28 — Wed, Jun 3
The cheapest nonstop round-trip flight from Portland to Kauai is currently $357
Last-minute weekend getaway $416
Southwest 1 stop 9 hr Thu, May 7 — Mon, May 11
The cheapest last-minute weekend getaway from Portland to Kauai is currently $416
Cheapest business class flights $1,246
United 1 stop 12 hr Fri, May 29 — Sun, Jun 7
The cheapest business class round-trip flight from Portland to Kauai is currently $1,246
Fastest flight 6 hr 14 min The fastest nonstop flight from Portland to Kauai takes 6 hr 14 min
Nonstop flights Every day There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Portland to Kauai is typically January. The most expensive month to fly is typically July.
January
Cheapest
Typical prices: $285–520
July
Most expensive
Typical prices: $570–700

Popular airlines from Portland to Kauai

  • Alaska
    Nonstop
    from $357
    Typical price: $400–820
    7 weekly nonstop flights
    PDX - LIH Every day
    1179 weekly connecting flights
    PDX - LIH Every day
  • Southwest
    from $416
    Typical price: $445–920
    81 weekly connecting flights
    PDX - LIH Every day
  • Delta
    from $376
    Typical price: $390–900
    52 weekly connecting flights
    PDX - LIH Every day
  • United
    from $306
    Typical price: $380–980
    52 weekly connecting flights
    PDX - LIH Every day
  • American
    from $416
    Typical price: $405–1,100
    19 weekly connecting flights
    PDX - LIH Every day

Popular airports near Portland

  • Portland International Airport (PDX)
    Portland United States 20 min 6 mi
  • Seattle-Tacoma International Airport (SEA)
    Seattle United States 2 hr 37 min 134 mi
  • Eugene Airport (EUG)
    Eugene United States 1 hr 54 min 99 mi
  • Redmond Municipal Airport (RDM)
    Redmond United States 3 hr 114 mi

Popular airports near Kauai

  • Lihue Airport (LIH)
    Kauai United States 14 mi
  • Daniel K. Inouye International Airport (HNL)
    Honolulu United States 116 mi
  • Molokai Airport (MKK)
    Ho'olehua United States 169 mi
  • Kalaupapa Airport (LUP) (LUP)
    Kalaupapa United States 175 mi

Frequently asked questions about flying from Portland to Kauai

The cheapest flights from Portland to Kauai are usually in January. Typical ticket prices in January range from $285 to $520.
The cheapest round-trip flight from Portland to Kauai recently found on Google Flights was with United from $306. The cheapest one-way flight was with United from $138.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Alaska flight from Portland to Kauai is $357, flying from May 28 to Jun 3.
  • The cheapest Southwest flight from Portland to Kauai is $416, flying from May 7 to May 13.
  • The cheapest Delta flight from Portland to Kauai is $376, flying from May 28 to Jun 3.
  • The cheapest United flight from Portland to Kauai is $306, flying from May 29 to Jun 4.
  • The cheapest American flight from Portland to Kauai is $416, flying from May 4 to May 11.
The cheapest round-trip flight from Portland to Kauai starts at $306 from Fri, May 29 to Thu, Jun 4. The cheapest one-way flight starts at $138 and departs on Wed, May 27.
6 hr 14 min is the shortest flight time from Portland to Kauai.
Peak periods include Dec–Aug, particularly late Dec, U.S. schools’ Spring Break (Mar/Apr) and Japan’s Golden Week (late-Apr–early May). Temperatures are warm year-round and there are 2 main seasons: dry (Apr–Oct) and rainy (Nov–Mar), which is better for surfing and whale-watching. There are cultural celebrations year-round on Kauai, but key events include the Waimea Town Celebration (Feb), the King Kamehameha Celebration and Parade (Jun) and the Mokihana Festival (Sep), featuring music and hula contests and a craft fair.
It's easy to use Google Flights to find the cheapest days to fly from Portland to Kauai.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.
What counts as the best airline for your flights from Portland to Kauai really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Portland to Kauai.

In terms of nonstop flights, Alaska is the most popular. Alaska offers 7 nonstop flights and 1,179 connecting flights per week. Alaska flies from Portland International Airport (PDX) to Lihue Airport (LIH) .

Other popular airlines flying from Portland to Kauai are:
  • Southwest offers 81 connecting flights per week. Southwest flies from Portland International Airport (PDX) to Lihue Airport (LIH) .
  • Delta offers 52 connecting flights per week. Delta flies from Portland International Airport (PDX) to Lihue Airport (LIH) .
  • United offers 52 connecting flights per week. United flies from Portland International Airport (PDX) to Lihue Airport (LIH) .
  • American offers 19 connecting flights per week. American flies from Portland International Airport (PDX) to Lihue Airport (LIH) .
The number of connecting flights refers to distinct flights with at least one stop between Portland and Kauai.
The cheapest round-trip flight from Portland to Kauai recently found on Google Flights was with United from $306. The cheapest one-way flight was with United from $138.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Alaska flight from Portland to Kauai is $357, flying from May 28 to Jun 3.
  • The cheapest Southwest flight from Portland to Kauai is $416, flying from May 7 to May 13.
  • The cheapest Delta flight from Portland to Kauai is $376, flying from May 28 to Jun 3.
  • The cheapest United flight from Portland to Kauai is $306, flying from May 29 to Jun 4.
  • The cheapest American flight from Portland to Kauai is $416, flying from May 4 to May 11.
Alaska flies direct from Portland to Kauai.
  • There are 7 Alaska direct flights from Portland to Kauai per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
The cheapest last-minute deal between Portland and Kauai at price $416 is offered by Southwest from Thu, May 7 to Mon, May 11.
Alaska flies direct from Portland to Kauai.
  • There are 7 Alaska direct flights from Portland to Kauai per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
There are direct flights from Portland to Kauai on a daily basis.
The cheapest direct (nonstop) round-trip flights between Portland and Kauai start at $357 from Thu, May 28 to Wed, Jun 3 with Alaska.
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Portland to Kauai, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
The cheapest business class round-trip flights between Portland and Kauai start at $1,246 from Fri, May 29 to Sun, Jun 7 with United.
The cheapest economy class round-trip flights between Portland and Kauai start at $306 from Fri, May 29 to Thu, Jun 4.
To book business class trips from Portland to Kauai, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.
The best last-minute getaway deal for the next weekend between Portland and Kauai starts at $416 from Thu, May 7 to Mon, May 11 with Southwest.
The cheapest last-minute deal between Portland and Kauai at price $416 is offered by Southwest from Thu, May 7 to Mon, May 11.
To find last-minute flight deals from Portland to Kauai, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.

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