What is the cheapest airline that flies from Portland to Kaua'i?

Delta and United Airlines are the most popular carriers operating from Portland to Kaua'i

What airlines fly to Kaua'i?

Delta, United Airlines and American Airlines are the top three most popular airlines that fly to Kaua'i from Portland, Maine according to our data. Delta is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Kaua'i. Keep in mind that there are 5 different airlines that fly to Kaua'i on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Portland Airport to Kaua'i?

Prices for flights from Portland Airport to Kaua'i refresh daily.

How old do you have to be to fly from Portland Airport to Kaua'i?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Kaua'i.

What documentation or ID do you need to fly to Kaua'i?

The travel and health documents required for your trip to Kaua'i can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kaua'i. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$821 Cheap Flights from Portland, Maine to Kaua'i in 2026

Find the cheapest flights from Portland, Maine to Kaua'i

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:48 pm - 11:48 am

PWM

LIH

25h 00m

2 stops

2:10 pm - 6:13 pm

LIH

PWM

23h 03m

2 stops

$821United Airlines

Thu, Oct 29 - Mon, Nov 2

9:45 am - 11:48 am

PWM

LIH

32h 03m

2 stops

2:10 pm - 10:57 pm

LIH

PWM

27h 47m

3 stops

$827United Airlines

Thu, Oct 29 - Mon, Nov 2

4:48 pm - 11:48 am

PWM

LIH

25h 00m

2 stops

8:30 pm - 3:49 pm

LIH

PWM

14h 19m

1 stop

$858United Airlines

Thu, Oct 29 - Mon, Nov 2

9:45 am - 11:48 am

PWM

LIH

32h 03m

2 stops

1:50 pm - 3:49 pm

LIH

PWM

20h 59m

2 stops

$869United Airlines

Thu, Oct 29 - Mon, Nov 2

9:45 am - 11:48 am

PWM

LIH

32h 03m

2 stops

2:10 pm - 10:57 pm

LIH

PWM

27h 47m

3 stops

$900United Airlines

Thu, Oct 29 - Mon, Nov 2

9:45 am - 11:28 am

PWM

LIH

31h 43m

2 stops

2:10 pm - 6:13 pm

LIH

PWM

23h 03m

2 stops

$905United Airlines

Thu, Oct 29 - Mon, Nov 2

9:45 am - 11:48 am

PWM

LIH

32h 03m

2 stops

8:30 pm - 3:49 pm

LIH

PWM

14h 19m

1 stop

$915United Airlines

Thu, Oct 29 - Mon, Nov 2

4:48 pm - 11:28 am

PWM

LIH

24h 40m

2 stops

8:30 pm - 3:49 pm

LIH

PWM

14h 19m

1 stop

$916United Airlines

Thu, Oct 29 - Mon, Nov 2

4:48 pm - 11:28 am

PWM

LIH

24h 40m

2 stops

8:30 pm - 10:57 pm

LIH

PWM

21h 27m

3 stops

$926United Airlines

Thu, Oct 29 - Mon, Nov 2

8:00 am - 8:48 pm

PWM

LIH

18h 48m

2 stops

8:56 pm - 6:34 pm

LIH

PWM

15h 38m

2 stops

$947American Airlines

Tue, Jul 7 - Tue, Jul 14

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United Airlines flights from Portland, Maine to Kaua'i

Our best United Airlines deals on Portland, Maine to Kaua'i flight tickets

United Airlines

Oct 29

PWM4:48 pmPortland

25h 00m

2 stops

LIH11:48 amLihue

Nov 2

LIH2:10 pmLihue

23h 03m

2 stops

PWM6:13 pmPortland

$821

United Airlines

Oct 29

PWM9:45 amPortland

32h 03m

2 stops

LIH11:48 amLihue

Nov 2

LIH2:10 pmLihue

27h 47m

3 stops

PWM10:57 pmPortland

$827

United Airlines

Oct 29

PWM4:48 pmPortland

25h 00m

2 stops

LIH11:48 amLihue

Nov 2

LIH8:30 pmLihue

14h 19m

1 stop

PWM3:49 pmPortland

$858

American Airlines flights from Portland, Maine to Kaua'i

Our best American Airlines deals on Portland, Maine to Kaua'i flight tickets

American Airlines

Jul 7

PWM8:00 amPortland

18h 48m

2 stops

LIH8:48 pmLihue

Jul 14

LIH8:56 pmLihue

15h 38m

2 stops

PWM6:34 pmPortland

$947

American Airlines

Jul 7

PWM8:00 amPortland

18h 48m

3 stops

LIH8:48 pmLihue

Jul 14

LIH10:25 pmLihue

18h 08m

2 stops

PWM10:33 pmPortland

$1,144

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandLihue

PWM - LIH

PWMLIH

Portland

Thu 10/29

4:48 pm-11:48 am

2 stops25h 00m

Lihue

Mon 11/2

2:10 pm-6:13 pm

2 stops23h 03m

$821

PortlandLihue

PWM - LIH

PWMLIH

Portland

Thu 10/29

9:45 am-11:48 am

2 stops32h 03m

Lihue

Mon 11/2

2:10 pm-10:57 pm

3 stops27h 47m

$827

PortlandLihue

PWM - LIH

PWMLIH

Portland

Thu 10/29

4:48 pm-11:48 am

2 stops25h 00m

Lihue

Mon 11/2

8:30 pm-3:49 pm

1 stop14h 19m

$858

PortlandLihue

PWM - LIH

PWMLIH

Portland

Thu 10/29

9:45 am-11:48 am

2 stops32h 03m

Lihue

Mon 11/2

1:50 pm-3:49 pm

2 stops20h 59m

$869

PortlandLihue

PWM - LIH

PWMLIH

Portland

Thu 10/29

9:45 am-11:48 am

2 stops32h 03m

Lihue

Mon 11/2

2:10 pm-10:57 pm

3 stops27h 47m

$900

PortlandLihue

PWM - LIH

PWMLIH

Portland

Thu 10/29

9:45 am-11:28 am

2 stops31h 43m

Lihue

Mon 11/2

2:10 pm-6:13 pm

2 stops23h 03m

$905

PortlandLihue

PWM - LIH

PWMLIH

Portland

Thu 10/29

9:45 am-11:48 am

2 stops32h 03m

Lihue

Mon 11/2

8:30 pm-3:49 pm

1 stop14h 19m

$915

PortlandLihue

PWM - LIH

PWMLIH

Portland

Thu 10/29

4:48 pm-11:28 am

2 stops24h 40m

Lihue

Mon 11/2

8:30 pm-3:49 pm

1 stop14h 19m

$916

PortlandLihue

PWM - LIH

PWMLIH

Portland

Thu 10/29

4:48 pm-11:28 am

2 stops24h 40m

Lihue

Mon 11/2

8:30 pm-10:57 pm

3 stops21h 27m

$926

Quickest round-trip

PortlandLihue

PWM - LIH

PWMLIH

Portland

Tue 7/7

8:00 am-8:48 pm

2 stops18h 48m

Lihue

Tue 7/14

8:56 pm-6:34 pm

2 stops15h 38m

$947

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland, Maine to Kaua'i

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Can stopping save me money on Portland, Maine to Kaua'i flights?

No. A direct flight is the cheapest option for a flight between Portland, Maine to Kaua'i.

Cheap Portland, Maine to Kaua'i flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Kaua'i

Fastest flight time	15h 37m
Direct flights	None

The fastest flight from Portland, Maine to Kaua'i takes 15h 37m

There are no direct flights from Portland, Maine to Kaua'i. There are no popular flight routes from Portland, Maine to Kaua'i.

Search flight deals

Frequently asked questions about flying from Portland, Maine to Kaua'i

When did momondo last update prices for flights from Portland Airport to Kaua'i?
Prices for flights from Portland Airport to Kaua'i refresh daily.
How old do you have to be to fly from Portland Airport to Kaua'i?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Kaua'i.
What documentation or ID do you need to fly to Kaua'i?
The travel and health documents required for your trip to Kaua'i can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kaua'i. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Portland, Maine to Kaua'i?
momondo data reveals that the most frequently booked plane model on the route from Portland, Maine to Kaua'i is Airbus A220-300, representing 12.64% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 11.57%, Embraer 175 (Enhanced Winglets) at 11.38%, and Canadair (Bombardier) Regional Jet 900 at 11.02%.

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Kaua'i?

It is quick and easy to find Portland to Kaua'i flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Kaua'i that suits you.

Can I find flights from Portland to Kaua'i with flexible booking policies on momondo?

All flight searches from Portland to Kaua'i on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Portland to Kaua'i?

Once all potential Portland to Kaua'i flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Portland to Kaua'i right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Portland to Kaua'i now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Kaua'i and let you know when they change.