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$635+ Cheap flights from Kailua-Kona (KOA) to Portugal

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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — LIS
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Kailua-Kona to Portugal

Keep the following information in mind while searching for Kailua-Kona to Portugal flight deals. Data was last updated April 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
2 stars

Round-trip from

$1,483
(United Airlines)

One-way from

$635
(Kiwi.com)

Popular in

May

Cheapest in

December

Average price

$1,296
Provider with most accurate pricing for Kona Intl-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Kona Intl-Lisbon Humberto Delgado flights.
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From Kona Intl to Portugal
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One-way flight from Kona Intl to Portugal
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Highest demand for flights based on searches. 13% potential increase in price ($177 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Kailua-Kona to Portugal

Cheapest flights from Kailua-Kona to Portugal
Explore the most affordable flight options available from Kailua-Kona to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This United Airlines deal was found by Cheapflights users on 4/17. 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 6/107:40 pmKOA - LIS
2 stops25h 40mUnited Airlines
Wed 7/3012:50 pmLIS - KOA
2 stops42h 38mUnited Airlines
Deal found 4/17$1,483
This United Airlines deal was found by Cheapflights users on 4/17. 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 6/17:40 pmKOA - OPO
2 stops27h 05mUnited Airlines
Sun 6/811:20 amOPO - KOA
2 stops43h 01mUnited Airlines
Deal found 4/17$1,535
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 6/16:00 amKOA - LIS
2 stops41h 05mMultiple Airlines
Sun 6/89:55 amLIS - KOA
1 stop38h 40mMultiple Airlines
Deal found 4/17$1,877
This Mytrip deal was found by Cheapflights users on 4/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/110:15 pmKOA - OPO
3 stops29h 45mAir Canada
Sun 6/811:20 amOPO - KOA
2 stops43h 01mAir Canada
Deal found 4/17$2,180

Cheapflights Fare Finder

Customize your flight search to find flights from Kailua-Kona to Portugal 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 17, 2025.
Use the filters below to find and compare flights from Kailua-Kona to Portugal that are best for you.

Fly from

Kailua-Kona

Fly to

Portugal

Route

Depart

Return

Price

Kailua-KonaLisbon

KOA - LIS

KOALIS

Kona Intl

Tue 6/10

7:40 pm-8:20 am

2 stops25h 40m

Lisbon Humberto Delgado

Wed 7/30

12:50 pm-8:28 pm

2 stops42h 38m

$1,483

Kailua-KonaPorto

KOA - OPO

KOAOPO

Kona Intl

Sun 6/1

7:40 pm-9:45 am

2 stops27h 05m

Porto

Sun 6/8

11:20 am-7:21 pm

2 stops43h 01m

$1,535

Kailua-KonaLisbon

KOA - LIS

KOALIS

Kona Intl

Sun 6/1

6:00 am-10:05 am

2 stops41h 05m

Lisbon Humberto Delgado

Sun 6/8

9:55 am-1:35 pm

1 stop38h 40m

$1,877

Kailua-KonaPorto

KOA - OPO

KOAOPO

Kona Intl

Sun 6/1

10:15 pm-3:00 pm

3 stops29h 45m

Porto

Sun 6/8

11:20 am-7:21 pm

2 stops43h 01m

$2,180

Kailua-KonaLisbon

KOA - LIS

KOALIS

Kona Intl

Fri 7/25

7:13 pm-2:30 pm

2 stops32h 17m

$635

Kailua-KonaPorto

KOA - OPO

KOAOPO

Kona Intl

Sun 6/1

10:15 pm-9:45 am

2 stops24h 30m

$1,003

Kailua-KonaPorto

KOA - OPO

KOAOPO

Kona Intl

Sun 6/1

10:15 pm-3:00 pm

3 stops29h 45m

$1,122

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Best time to book a flight from Kailua-Kona to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Kailua-Kona with our price prediction graph.
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 Kailua-Kona to Portugal

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated April 17, 2025.
United Airlines
7.4
Good
8,667 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.0

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,667 reviews
United Airlines
7.4
Good
8,667 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.0

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.0
Good
9,143 reviews
United Airlines
7.4
Good
8,667 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.0

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Kailua-Kona to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Kailua-Kona to Portugal?

    Located just 7.7 mi from the city center, Kona Intl (KOA) is the airport most travelers will use when flying to Portugal from Kailua-Kona.

  • Can I find deals for flights from Kailua-Kona to Portugal that include hotel bookings?

    Yes. In addition to deals on Kailua-Kona to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kailua-Kona to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kailua-Kona to Portugal.

  • Can I find deals for business class flights from Kailua-Kona to Portugal?

    Yes. Cheapflights offers flight deals from Kailua-Kona to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kailua-Kona to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Kailua-Kona to Portugal (average of $612). Flying from Kailua-Kona to Portugal in June is currently the most expensive (average of $1,203). 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.

See more FAQs

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Top airline flying from Kailua-Kona to Portugal

Discover the top airline that operate flights from Kailua-Kona to Portugal. 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 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$703Average$976FlexibilityNo cancel feeOn-time69%

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