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Portugal

$298+ Cheap flights from Charleston (CHS) 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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — LIS
nov. 28 — déc. 51
ven. 11/28
ven. 12/5
1 adult, Economy
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Find flight deals from Charleston to Portugal

Cheapest flights from Charleston to Portugal
Explore the most affordable flight options available from Charleston to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octobre 29, 2025.

This United Airlines deal was found by Cheapflights users on 10/29. 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.
lun. 12/87:47 pmCHS - LIS
1 stop9h 28mUnited Airlines
mar. 12/2311:20 amLIS - CHS
2 stops36h 44mUnited Airlines
Deal found 10/29$486
This United Airlines deal was found by Cheapflights users on 10/29. 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.
mer. 11/57:45 pmCHS - LIS
1 stop9h 30mUnited Airlines
ven. 12/511:20 amLIS - CHS
2 stops31h 35mUnited Airlines
Deal found 10/29$493
This Finnair deal was found by Cheapflights users on 10/29. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/53:46 pmCHS - LIS
1 stop12h 09mMultiple Airlines
ven. 12/511:05 amLIS - CHS
1 stop17h 13mMultiple Airlines
Deal found 10/29$502
This Delta deal was found by Cheapflights users on 10/29. 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.
dim. 12/72:55 pmCHS - LIS
1 stop13h 00mDelta
mar. 12/2311:15 amLIS - CHS
1 stop30h 07mDelta
Deal found 10/29$514
This United Airlines deal was found by Cheapflights users on 10/29. 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.
ven. 11/2810:00 amCHS - LIS
1 stop19h 15mUnited Airlines
ven. 12/511:20 amLIS - CHS
2 stops31h 35mUnited Airlines
Deal found 10/29$543
This Finnair deal was found by Cheapflights users on 10/29. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/83:46 pmCHS - LIS
1 stop12h 19mMultiple Airlines
lun. 12/2211:05 amLIS - CHS
1 stop11h 50mMultiple Airlines
Deal found 10/29$559
This Trip.com deal was found by Cheapflights users on 10/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 11/159:02 amCHS - LIS
2 stops25h 13mMultiple Airlines
ven. 11/218:00 amLIS - CHS
2 stops28h 26mMultiple Airlines
Deal found 10/28$561
This United Airlines deal was found by Cheapflights users on 10/28. 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.
mer. 11/266:15 amCHS - LIS
2 stops46h 05mUnited Airlines
lun. 12/15:00 amLIS - CHS
2 stops61h 55mUnited Airlines
Deal found 10/28$576
This Cheapflightsfares deal was found by Cheapflights users on 10/27. 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.
mer. 10/297:45 pmCHS - LIS
2 stops23h 45mLufthansa
ven. 11/75:00 amLIS - CHS
2 stops23h 42mLufthansa
Deal found 10/27$594
This United deal was found by Cheapflights users on 10/28. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/2611:25 amCHS - FAO
2 stops19h 15mMultiple Airlines
dim. 11/301:30 pmFAO - CHS
2 stops39h 12mMultiple Airlines
Deal found 10/28$959
This United Airlines deal was found by Cheapflights users on 10/28. 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.
mar. 11/254:38 pmCHS - FAO
2 stops38h 02mUnited Airlines
dim. 11/301:30 pmFAO - CHS
2 stops33h 40mUnited Airlines
Deal found 10/28$1,003
This Mytrip deal was found by Cheapflights users on 10/28. 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.
mar. 11/258:31 amCHS - FAO
3 stops23h 34mMultiple Airlines
dim. 11/304:35 pmFAO - CHS
3 stops33h 49mMultiple Airlines
Deal found 10/28$1,238

Cheap flight deals from Charleston to Portugal

Keep the following information in mind while searching for Charleston to Portugal flight deals. Data was last updated octobre 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$486
(United Airlines)

One-way from

$298
(Orbitz)

Popular in

December

Cheapest in

February

Average price

$678
Provider with most accurate pricing for Charleston-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Charleston-Lisbon Humberto Delgado flights.
Search Deals
From Charleston to Portugal
Search Deals
One-way flight from Charleston to Portugal
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Charleston 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 octobre 29, 2025.
Use the filters below to find and compare flights from Charleston to Portugal that are best for you.

Fly from

Charleston

Fly to

Portugal

Route

Depart

Return

Price

CharlestonLisbon

CHS - LIS

CHSLIS

Charleston

mar. 12/9

11:00 am-9:20 am

2 stops17h 20m

Lisbon Humberto Delgado

mar. 12/23

11:20 am-7:32 pm

2 stops37h 12m

$486

CharlestonLisbon

CHS - LIS

CHSLIS

Charleston

dim. 12/7

7:47 pm-10:15 am

1 stop9h 28m

Lisbon Humberto Delgado

mar. 12/23

11:20 am-7:32 pm

2 stops37h 12m

$486

CharlestonLisbon

CHS - LIS

CHSLIS

Charleston

mar. 1/13

2:58 pm-9:20 am

2 stops13h 22m

Lisbon Humberto Delgado

ven. 1/23

11:20 am-12:32 pm

2 stops30h 12m

$492

CharlestonLisbon

CHS - LIS

CHSLIS

Charleston

mar. 1/13

12:00 pm-8:00 am

1 stop15h 00m

Lisbon Humberto Delgado

ven. 1/23

5:00 am-5:13 pm

2 stops17h 13m

$499

CharlestonLisbon

CHS - LIS

CHSLIS

Charleston

mer. 3/11

5:15 pm-11:30 pm

2 stops26h 15m

Lisbon Humberto Delgado

mer. 3/18

5:00 am-11:24 pm

2 stops22h 24m

$501

CharlestonLisbon

CHS - LIS

CHSLIS

Charleston

mer. 3/11

4:30 pm-11:20 am

2 stops14h 50m

Lisbon Humberto Delgado

mer. 3/18

10:00 am-8:52 pm

1 stop14h 52m

$513

CharlestonFaro

CHS - FAO

CHSFAO

Charleston

dim. 4/5

7:59 pm-9:05 am

2 stops32h 06m

Faro

mar. 4/14

7:55 pm-3:39 pm

2 stops24h 44m

$700

CharlestonFaro

CHS - FAO

CHSFAO

Charleston

ven. 4/3

5:25 pm-9:05 pm

2 stops22h 40m

Faro

mar. 4/7

9:55 am-4:49 pm

2 stops35h 54m

$812

CharlestonFaro

CHS - FAO

CHSFAO

Charleston

mer. 11/26

11:25 am-11:40 am

2 stops19h 15m

Faro

dim. 11/30

1:30 pm-11:42 pm

2 stops39h 12m

$959

CharlestonFaro

CHS - FAO

CHSFAO

Charleston

mar. 11/25

4:38 pm-11:40 am

2 stops38h 02m

Faro

dim. 11/30

1:30 pm-6:10 pm

2 stops33h 40m

$1,003

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 25 results
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Best time to book a flight from Charleston to Portugal

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

What is the cheapest month to book a flight from Charleston to Portugal?

Currently, November is the cheapest month in which you can book a flight from Charleston to Portugal (average of $496). Flying from Charleston to Portugal in June is currently the most expensive (average of $820). 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 CHS to PT?

Find hourly flight availability from Charleston 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 octobre 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Charleston to Portugal in the afternoon. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Charleston to Portugal?

Use this chart to determine the cheapest time to fly round-trip from Charleston to Portugal. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Charleston to Portugal flight should consider departing on Monday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 octobre 29, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Charleston to Portugal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,992 reviews

Boarding

8.2

Overall

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,992 reviews
Delta
7.9
Good
7,992 reviews

Boarding

8.2

Overall

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,999 reviews
Delta
7.9
Good
7,992 reviews

Boarding

8.2

Overall

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,992 reviews

Boarding

8.2

Overall

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
TAP AIR PORTUGAL
7.1
Good
2,037 reviews
Delta
7.9
Good
7,992 reviews

Boarding

8.2

Overall

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
British Airways
6.7
Okay
7,485 reviews
Delta
7.9
Good
7,992 reviews

Boarding

8.2

Overall

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Charleston 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 Charleston to Portugal?

    For a flight from Charleston to Portugal, you will be flying from Charleston. Charleston (CHS) is just 10.2 mi from the center of the city.

  • How long is the flight from Charleston to Portugal?

    Departing from Charleston to Portugal will take you 13h 22m. Airlines will cover a distance of 3890 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $298. However, be on the lookout for offers from Lufthansa and United Airlines, as they are both options that can get you from Charleston to Portugal for a low price.

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

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

  • How can I find direct flights from Charleston to Portugal?

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

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

    Yes. Cheapflights offers flight deals from Charleston 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 Charleston to Portugal?

    Currently, November is the cheapest month in which you can book a flight from Charleston to Portugal (average of $496). Flying from Charleston to Portugal in June is currently the most expensive (average of $820). 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 6 airlines flying from Charleston to Portugal

Discover the top 6 airlines that operate flights from Charleston 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 octobre 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$510Average$832FlexibilityNo cancel feeOn-time69%
DeltaCheapest$530Average$956FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$569Average$1,191FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$584Average$1,010FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$711Average$1,068FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$785Average$1,229FlexibilityNo cancel feeOn-timeN/A

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