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$419+ Cheap flights from Chattanooga (CHA) 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — LIS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Chattanooga to Portugal

Keep the following information in mind while searching for Chattanooga to Portugal flight deals. Data was last updated June 12, 2025.

Round-trip from

$936
(United Airlines)

One-way from

$419
(United Airlines)

Popular in

December

Cheapest in

October
From Chattanooga Lovell Field to Portugal
Search Deals
One-way flight from Chattanooga Lovell Field to Portugal
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Highest demand for flights based on searches. 4% potential increase in price ($49 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease ($105 potential savings vs. average RT price).
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Find flight deals from Chattanooga to Portugal

Cheapest flights from Chattanooga to Portugal
Explore the most affordable flight options available from Chattanooga to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/12. 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 9/12:01 pmCHA - LIS
2 stops38h 19mUnited Airlines
Sat 9/1312:55 pmLIS - CHA
2 stops39h 18mUnited Airlines
Deal found 6/12$936
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Wed 9/1712:19 pmCHA - LIS
1 stop12h 11mMultiple Airlines
Mon 9/295:55 pmLIS - CHA
2 stops24h 47mMultiple Airlines
Deal found 6/12$1,069

Cheapflights Fare Finder

Customize your flight search to find flights from Chattanooga 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 June 12, 2025.
Use the filters below to find and compare flights from Chattanooga to Portugal that are best for you.

Fly from

Chattanooga

Fly to

Portugal

Route

Depart

Return

Price

ChattanoogaLisbon

CHA - LIS

CHALIS

Chattanooga Lovell Field

Mon 9/1

2:01 pm-9:20 am

2 stops38h 19m

Lisbon Humberto Delgado

Sat 9/13

12:55 pm-11:13 pm

2 stops39h 18m

$936

ChattanoogaLisbon

CHA - LIS

CHALIS

Chattanooga Lovell Field

Wed 9/17

12:19 pm-5:30 am

1 stop12h 11m

Lisbon Humberto Delgado

Mon 9/29

5:55 pm-1:42 pm

2 stops24h 47m

$1,069

ChattanoogaLisbon

CHA - LIS

CHALIS

Chattanooga Lovell Field

Wed 9/17

12:11 pm-11:25 am

2 stops42h 14m

$419

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Best time to book a flight from Chattanooga to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from Chattanooga to Portugal (average of $612). Flying from Chattanooga to Portugal in June is currently the most expensive (average of $1,136). 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 CHA to PT?

Find hourly flight availability from Chattanooga 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 June 12, 2025.

When flying from Chattanooga 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.

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 June 12, 2025.
United Airlines
7.4
Good
8,790 reviews

Overall

7.4

Entertainment

7.0

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

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
8,790 reviews
United Airlines
7.4
Good
8,790 reviews

Overall

7.4

Entertainment

7.0

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

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 Chattanooga 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 Chattanooga to Portugal?

    For a flight from Chattanooga to Portugal, you will be flying from Lovell Field. Chattanooga Lovell Field (CHA) is just 6.0 mi from the center of the city.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Chattanooga to Portugal (average of $612). Flying from Chattanooga to Portugal in June is currently the most expensive (average of $1,136). 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 2 airlines flying from Chattanooga to Portugal

Discover the top 2 airlines that operate flights from Chattanooga 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$603Average$1,007FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$795Average$1,368FlexibilityNo cancel feeOn-time71%

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