$138+ Cheap flights from Portland (PDX) to Kaua'i
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LIH
May 10 — May 171
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Kaua'i with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Kaua'i
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Best
Last-minute
One-way
Cheapest flights from Portland to Kaua'iExplore the most affordable flight options available from Portland to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.
Explore the most affordable flight options available from Portland to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:00 am
PDX
- LIH
1 stop13h 10m
Southwest
Tue 5/59:10 pm
LIH
- PDX
1 stop8h 55m
Southwest
Deal found 4/7![Southwest logo]()
$341
This American Airlines deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:00 am
PDX
- LIH
1 stop9h 22m
American Airlines
Wed 5/69:30 pm
LIH
- PDX
1 stop9h 50m
American Airlines
Deal found 4/10![American Airlines logo]()
$346
This United Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:30 am
PDX
- LIH
1 stop8h 59m
United Airlines
Wed 5/2710:44 pm
LIH
- PDX
1 stop8h 36m
United Airlines
Deal found 4/6![United Airlines logo]()
$352
This American Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
PDX
- LIH
1 stop9h 22m
American Airlines
Tue 5/129:30 pm
LIH
- PDX
1 stop22h 33m
American Airlines
Deal found 4/7![American Airlines logo]()
$356
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:10 am
PDX
- LIH
1 stop14h 00m
Southwest
Wed 5/138:20 am
LIH
- PDX
2 stops11h 05m
Southwest
Deal found 4/7![Southwest logo]()
$362
This American Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/106:00 am
PDX
- LIH
1 stop9h 22m
American Airlines
Sun 5/179:30 pm
LIH
- PDX
1 stop9h 50m
American Airlines
Deal found 4/5![American Airlines logo]()
$366
This Cheapflightsfares deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:30 pm
PDX
- LIH
1 stop24h 15m
Multiple Airlines
Mon 5/41:47 pm
LIH
- PDX
1 stop18h 27m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$372
This American Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:00 am
PDX
- LIH
1 stop9h 22m
American Airlines
Wed 5/202:12 pm
LIH
- PDX
1 stop21h 45m
American Airlines
Deal found 4/6![American Airlines logo]()
$380
This Alaska Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/285:51 pm
PDX
- LIH
1 stop18h 53m
Alaska Airlines
Wed 4/2912:11 pm
LIH
- PDX
Nonstop5h 34m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$381
Best flights from Portland to Kaua'iDiscover carefully curated flight deals from Portland to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 10, 2026.
Discover carefully curated flight deals from Portland to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 10, 2026.
This Southwest deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/45:30 am
PDX
- LIH
2 stops11h 45m
Southwest
Thu 5/78:10 pm
LIH
- PDX
2 stops11h 35m
Southwest
Deal found 4/5![Southwest logo]()
$377
This United Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/285:30 am
PDX
- LIH
1 stop8h 53m
United Airlines
Wed 4/2912:40 pm
LIH
- PDX
1 stop8h 53m
United Airlines
Deal found 4/5![United Airlines logo]()
$386
This Alaska Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:53 am
PDX
- LIH
Nonstop6h 18m
Multiple Airlines
Mon 5/41:47 pm
LIH
- PDX
1 stop29h 06m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$389
This Alaska Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:53 am
PDX
- LIH
Nonstop6h 18m
Alaska Airlines
Wed 4/2912:11 pm
LIH
- PDX
Nonstop5h 34m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$417
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/267:05 am
PDX
- LIH
2 stops14h 35m
Delta
Sun 5/39:25 pm
LIH
- PDX
2 stops14h 28m
Delta
Deal found 4/6![Delta logo]()
$521
This United Airlines deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2911:16 am
PDX
- LIH
1 stop11h 26m
United Airlines
Thu 6/41:17 pm
LIH
- PDX
1 stop8h 33m
United Airlines
Deal found 4/9![United Airlines logo]()
$446
This Alaska Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:53 am
PDX
- LIH
Nonstop6h 18m
Alaska Airlines
Wed 4/2912:11 pm
LIH
- PDX
Nonstop5h 34m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$573
This Southwest deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:50 am
PDX
- LIH
2 stops15h 15m
Southwest
Thu 10/88:20 am
LIH
- PDX
2 stops11h 55m
Southwest
Deal found 4/9![Southwest logo]()
$635
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:30 am
PDX
- LIH
2 stops16h 10m
Delta
Mon 5/49:25 pm
LIH
- PDX
2 stops16h 45m
Delta
Deal found 4/6![Delta logo]()
$641
Last-minute flights from Portland to Kaua'iDiscover last-minute flight deals from Portland to Kaua'i. Data last updated April 10, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Kaua'i. Data last updated April 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:00 am
PDX
- LIH
1 stop9h 22m
American Airlines
Wed 5/69:30 pm
LIH
- PDX
1 stop9h 50m
American Airlines
Deal found 4/10![American Airlines logo]()
$346
This Alaska Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/285:51 pm
PDX
- LIH
1 stop18h 53m
Alaska Airlines
Wed 4/2912:11 pm
LIH
- PDX
Nonstop5h 34m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$381
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:00 am
PDX
- LIH
1 stop13h 10m
Southwest
Tue 5/59:10 pm
LIH
- PDX
1 stop8h 55m
Southwest
Deal found 4/7![Southwest logo]()
$341
This Cheapflightsfares deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:30 pm
PDX
- LIH
1 stop24h 15m
Multiple Airlines
Mon 5/41:47 pm
LIH
- PDX
1 stop18h 27m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$372
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:10 am
PDX
- LIH
1 stop14h 00m
Southwest
Wed 5/138:20 am
LIH
- PDX
2 stops11h 05m
Southwest
Deal found 4/7![Southwest logo]()
$362
This American Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
PDX
- LIH
1 stop9h 22m
American Airlines
Tue 5/129:30 pm
LIH
- PDX
1 stop22h 33m
American Airlines
Deal found 4/7![American Airlines logo]()
$356
This American Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/106:00 am
PDX
- LIH
1 stop9h 22m
American Airlines
Sun 5/179:30 pm
LIH
- PDX
1 stop9h 50m
American Airlines
Deal found 4/5![American Airlines logo]()
$366
This American Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:00 am
PDX
- LIH
1 stop9h 22m
American Airlines
Wed 5/202:12 pm
LIH
- PDX
1 stop21h 45m
American Airlines
Deal found 4/6![American Airlines logo]()
$380
This United Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:30 am
PDX
- LIH
1 stop8h 59m
United Airlines
Wed 5/2710:44 pm
LIH
- PDX
1 stop8h 36m
United Airlines
Deal found 4/6![United Airlines logo]()
$352
One-way flights from Portland to Kaua'iSearch for one-way flight options from Portland to Kaua'i. Find affordable one-way fares based on user searches. Data last updated April 10, 2026.
Search for one-way flight options from Portland to Kaua'i. Find affordable one-way fares based on user searches. Data last updated April 10, 2026.
This United Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/45:30 am
PDX
- LIH
1 stop8h 59m
United Airlines
Deal found 4/8![United Airlines logo]()
$138
This American Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
PDX
- LIH
1 stop9h 22m
American Airlines
Deal found 4/7![American Airlines logo]()
$148
This Southwest deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/105:10 am
PDX
- LIH
1 stop14h 00m
Southwest
Deal found 4/9![Southwest logo]()
$168
This United Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/175:30 am
PDX
- LIH
1 stop8h 59m
United Airlines
Deal found 4/5![United Airlines logo]()
$186
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:30 am
PDX
- LIH
2 stops13h 40m
Southwest
Deal found 4/7![Southwest logo]()
$199
This Alaska Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/195:40 pm
PDX
- LIH
1 stop25h 51m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$200
This Delta deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/45:30 am
PDX
- LIH
2 stops16h 10m
Delta
Deal found 4/9![Delta logo]()
$204
This United Airlines deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:30 am
PDX
- LIH
1 stop8h 53m
United Airlines
Deal found 4/9![United Airlines logo]()
$208
This Alaska Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:53 am
PDX
- LIH
Nonstop6h 18m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$209
This Southwest deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:50 am
PDX
- LIH
2 stops13h 20m
Southwest
Deal found 4/8![Southwest logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/75:34 pm
PDX
- LIH
1 stop7h 18m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$223
Find flight deals from Portland to Kaua'i
Keep the following information in mind while searching for Portland to Kaua'i flight deals. Data was last updated April 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $341 (Southwest) |
One-way from | $138 (United Airlines) |
Popular in | July |
Cheapest in | January |
Average price | $497 |
Good round-trip deal | $546 or less |
Good one-way deal | $333 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Kaua'i that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 10, 2026.
Use the filters below to find and compare flights from Portland to Kaua'i that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandLihue
PDX - LIH
PDXLIH
Portland
Mon 5/4
5:30 am-2:15 pm
2 stops11h 45m
Lihue
Thu 5/7
8:10 pm-10:45 am
2 stops11h 35m
$377
PortlandLihue
PDX - LIH
PDXLIH
Portland
Tue 4/28
5:30 am-11:23 am
1 stop8h 53m
Lihue
Wed 4/29
12:40 pm-12:33 am
1 stop8h 53m
$386
PortlandLihue
PDX - LIH
PDXLIH
Portland
Thu 4/30
7:53 am-11:11 am
Nonstop6h 18m
Lihue
Mon 5/4
1:47 pm-9:53 pm
1 stop29h 06m
$389
Quickest round-trip
PortlandLihue
PDX - LIH
PDXLIH
Portland
Tue 4/28
7:53 am-11:11 am
Nonstop6h 18m
Lihue
Wed 4/29
12:11 pm-8:45 pm
Nonstop5h 34m
$417
PortlandLihue
PDX - LIH
PDXLIH
Portland
Fri 5/29
11:16 am-7:42 pm
1 stop11h 26m
Lihue
Thu 6/4
1:17 pm-12:50 am
1 stop8h 33m
$446
PortlandLihue
PDX - LIH
PDXLIH
Portland
Sun 4/26
7:05 am-6:40 pm
2 stops14h 35m
Lihue
Sun 5/3
9:25 pm-2:53 pm
2 stops14h 28m
$521
PortlandLihue
PDX - LIH
PDXLIH
Portland
Mon 4/27
7:53 am-11:11 am
Nonstop6h 18m
Lihue
Wed 4/29
12:11 pm-8:45 pm
Nonstop5h 34m
$573
PortlandLihue
PDX - LIH
PDXLIH
Portland
Thu 10/1
5:50 am-6:05 pm
2 stops15h 15m
Lihue
Thu 10/8
8:20 am-11:15 pm
2 stops11h 55m
$635
PortlandLihue
PDX - LIH
PDXLIH
Portland
Thu 4/30
5:30 am-6:40 pm
2 stops16h 10m
Lihue
Mon 5/4
9:25 pm-5:10 pm
2 stops16h 45m
$641
Cheapest one-way
PortlandLihue
PDX - LIH
PDXLIH
Portland
Tue 7/7
7:00 am-8:14 pm
2 stops16h 14m
$270
Showing 1-10 of 20 resultsSorted by cheapest first
Best time to book a flight from Portland to Kaua'i
Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Portland with our price prediction graph.
PDX-LIH
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Portland to Kaua'i
PDX-zzFUS
PDX-LIH
What is the cheapest month to book a flight from Portland to Kaua'i?
Currently, August is the cheapest month in which you can book a flight from Portland to Kaua'i (average of $211). Flying from Portland to Kaua'i in June is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PDX to FUS?
Find hourly flight availability from Portland to Kaua'i. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 10, 2026.
When flying from Portland to Kaua'i, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Portland to Kaua'i
Explore weekly flight availability from Portland to Kaua'i. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 10, 2026.
The most flights from PDX to zzFUS are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).
Reviews of airlines servicing Kaua'i
Get insights into the airlines that provide service to Kaua'i. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kaua'i. Reviews last updated April 10, 2026.
Get a feel of what it's like to fly with Southwest,Alaska Airlines, andDelta from Portland to Kaua'i by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
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Top 6 airlines flying from Portland to Kaua'i
Discover the top 6 airlines that operate flights from Portland to Kaua'i. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$201 | Average$388 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$217 | Average$473 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$256 | Average$429 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$257 | Average$506 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$289 | Average$571 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$361 | Average$590 | FlexibilityNo cancel fee | On-time75% |