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Portugal

$313+ Cheap flights from Orange County 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LIS
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Orange County to Portugal

Keep the following information in mind while searching for Orange County to Portugal flight deals. Data was last updated September 15, 2025.

Round-trip from

$483
(United Airlines)

One-way from

$313
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$823
From Orange County to Portugal
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One-way flight from Orange County to Portugal
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Highest demand for flights based on searches. 8% potential increase in price ($86 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Orange County to Portugal

Cheapest flights from Orange County to Portugal
Explore the most affordable flight options available from Orange County to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Air Canada deal was found by Cheapflights users on 9/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/102:07 pmSNA - LIS
2 stops35h 13mAir Canada
Thu 11/205:00 amLIS - SNA
2 stops38h 25mAir Canada
Deal found 9/13$497
This Air Canada deal was found by Cheapflights users on 9/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/102:07 pmSNA - LIS
2 stops35h 13mAir Canada
Tue 11/1811:20 amLIS - SNA
2 stops56h 05mAir Canada
Deal found 9/13$503
This Air Canada deal was found by Cheapflights users on 9/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:34 pmSNA - LIS
2 stops29h 21mAir Canada
Thu 11/205:00 amLIS - SNA
2 stops38h 25mAir Canada
Deal found 9/15$504
This Delta deal was found by Cheapflights users on 9/15. 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 11/98:00 amSNA - LIS
2 stops19h 20mDelta
Thu 11/205:30 amLIS - SNA
2 stops18h 55mDelta
Deal found 9/15$510
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Wed 11/127:00 amSNA - LIS
2 stops19h 15mUnited Airlines
Wed 11/1910:15 amLIS - SNA
2 stops20h 04mUnited Airlines
Deal found 9/13$511
This Air Canada deal was found by Cheapflights users on 9/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/112:07 pmSNA - LIS
2 stops34h 48mAir Canada
Tue 11/1811:20 amLIS - SNA
2 stops56h 05mAir Canada
Deal found 9/13$516
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Wed 11/196:25 pmSNA - LIS
2 stops21h 05mLufthansa
Tue 12/95:00 amLIS - SNA
2 stops23h 42mLufthansa
Deal found 9/14$519
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Tue 11/411:10 amSNA - LIS
2 stops18h 10mLufthansa
Tue 11/186:10 amLIS - SNA
2 stops19h 38mLufthansa
Deal found 9/14$524
This Delta deal was found by Cheapflights users on 9/15. 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.
Sat 11/86:45 amSNA - LIS
2 stops18h 15mDelta
Wed 11/1910:00 amLIS - SNA
2 stops20h 28mDelta
Deal found 9/15$535
This KLM deal was found by Cheapflights users on 9/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:45 amSNA - LIS
2 stops18h 15mMultiple Airlines
Thu 11/205:30 amLIS - SNA
2 stops18h 55mMultiple Airlines
Deal found 9/15$546
This Air Canada deal was found by Cheapflights users on 9/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:34 pmSNA - LIS
2 stops29h 46mAir Canada
Thu 11/205:00 amLIS - SNA
2 stops38h 25mAir Canada
Deal found 9/13$548
This Air France deal was found by Cheapflights users on 9/15. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:00 amLGB - LIS
2 stops25h 10mAir France
Thu 11/64:10 pmLIS - LGB
2 stops32h 14mAir France
Deal found 9/15$561

Cheapflights Fare Finder

 
Customize your flight search to find flights from Orange County 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 September 15, 2025.
Use the filters below to find and compare flights from Orange County to Portugal that are best for you.

Fly from

Orange County

Fly to

Portugal

Route

Depart

Return

Price

Santa AnaLisbon

SNA - LIS

SNALIS

Santa Ana J. Wayne/Orange Cnty

Tue 3/10

7:45 am-10:15 am

2 stops19h 30m

Lisbon Humberto Delgado

Tue 3/17

11:20 am-8:56 pm

2 stops40h 36m

$483

Santa AnaLisbon

SNA - LIS

SNALIS

Santa Ana J. Wayne/Orange Cnty

Wed 10/29

7:15 am-3:10 pm

2 stops24h 55m

Lisbon Humberto Delgado

Wed 11/5

10:00 am-10:28 pm

2 stops20h 28m

$504

Santa AnaLisbon

SNA - LIS

SNALIS

Santa Ana J. Wayne/Orange Cnty

Wed 11/12

7:00 am-10:15 am

2 stops19h 15m

Lisbon Humberto Delgado

Wed 11/19

10:15 am-10:19 pm

2 stops20h 04m

$511

Santa AnaLisbon

SNA - LIS

SNALIS

Santa Ana J. Wayne/Orange Cnty

Sat 11/8

6:45 am-9:00 am

2 stops18h 15m

Lisbon Humberto Delgado

Wed 11/19

10:00 am-10:28 pm

2 stops20h 28m

$535

Santa AnaLisbon

SNA - LIS

SNALIS

Santa Ana J. Wayne/Orange Cnty

Sat 11/8

6:45 am-9:00 am

2 stops18h 15m

Lisbon Humberto Delgado

Thu 11/20

5:30 am-4:25 pm

2 stops18h 55m

$546

Santa AnaLisbon

SNA - LIS

SNALIS

Santa Ana J. Wayne/Orange Cnty

Wed 11/12

7:34 pm-9:20 am

2 stops29h 46m

Lisbon Humberto Delgado

Thu 11/20

5:00 am-11:25 am

2 stops38h 25m

$548

Santa AnaLisbon

SNA - LIS

SNALIS

Santa Ana J. Wayne/Orange Cnty

Mon 11/10

2:07 pm-9:20 am

2 stops35h 13m

Lisbon Humberto Delgado

Sat 11/22

5:00 am-11:25 am

2 stops38h 25m

$548

Santa AnaLisbon

SNA - LIS

SNALIS

Santa Ana J. Wayne/Orange Cnty

Fri 12/5

8:55 am-10:15 am

2 stops17h 20m

Lisbon Humberto Delgado

Tue 12/9

5:00 am-6:47 pm

2 stops21h 47m

$554

Long BeachLisbon

LGB - LIS

LGBLIS

Long Beach Municipal

Thu 10/30

7:00 am-5:30 pm

2 stops27h 30m

Lisbon Humberto Delgado

Thu 11/6

12:20 pm-4:24 pm

2 stops36h 04m

$567

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Tue 10/28

8:50 am-9:30 am

2 stops17h 40m

Porto

Tue 11/4

6:00 am-9:23 am

2 stops35h 23m

$570

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 55 results
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Best time to book a flight from Orange County to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Orange County 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 Orange County to Portugal

What is the cheapest time of day to fly from KFI to PT?

Find hourly flight availability from Orange County to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Orange County to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 September 15, 2025.
Peruse reviews from past customers who have flown with Delta, KLM, and United Airlines from Orange County to Portugal to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,385 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.7
Okay
7,361 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • How long is the flight from Orange County to Portugal?

    For as low as $483, United Airlines can have you in Portugal from Orange County in 19h 30m. There are 5663 mi between Orange County and Portugal. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Orange County to Portugal one-way?

    The cheapest airlines for a one-way flight from Orange County to Portugal are Lufthansa ($316), United Airlines ($453), and KLM ($472).

  • Can I find deals for flights from Orange County to Portugal that include hotel bookings?

    Yes. In addition to deals on Orange County to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Orange County to Portugal?

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

  • Can I find deals for business class flights from Orange County to Portugal?

    Yes. Cheapflights offers flight deals from Orange County 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 Orange County to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Orange County to Portugal (average of $612). Flying from Orange County to Portugal in June is currently the most expensive (average of $1,127). 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 4 airlines flying from Orange County to Portugal

Discover the top 4 airlines that operate flights from Orange County 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$540Average$849FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$638Average$905FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$661Average$770FlexibilityNo cancel feeOn-time70%
KLMCheapest$771Average$959FlexibilityNo cancel feeOn-time75%

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