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

The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $603. However, be on the lookout for offers from British Airways and KLM, as they are both options that can get you from Alabama to Portugal for a low price.

What is the cheapest month to fly from Alabama to Portugal?

August is one of the best times of the year to fly to Portugal from Alabama. Prices for August average $1,054 per person but you can even find prices for as low as $601. The most expensive prices can be found in the month of June. Opting for a August flight can save you 45% on your journey compared to booking in June

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

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

How can I find direct flights from Alabama to Portugal?

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

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

Yes. Cheapflights offers flight deals from Alabama 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.

$922+ Flights from Alabama to Portugal

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Cheap flight deals from Alabama to Portugal

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$691 (FlightHub)
One-way from	$337 (Kiwi.com)
Popular in	June
Cheapest in	August
Average price	$958

Provider with most accurate pricing for Birmingham-Lisbon Humberto Delgado flight deals.

Search Deals

Provider most trusted by Cheapflights users for Birmingham-Lisbon Humberto Delgado flights.

Search Deals

From Alabama to Portugal

Search Deals

One-way flight from Alabama to Portugal

Search Deals

Highest demand for flights based on searches. 23% potential increase in price ($316 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($44 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Alabama to Portugal

Cheapest flights from Alabama to Portugal
Explore the most affordable flight options available from Alabama to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Tue 11/119:00 amATL - OPO

2 stops21h 15mAir Canada

Wed 11/196:00 amOPO - ATL

2 stops20h 03mAir Canada

Deal found 4/24

$640

Tue 11/119:00 amATL - OPO

2 stops28h 40mMultiple Airlines

Wed 11/196:00 amOPO - ATL

2 stops39h 43mMultiple Airlines

Deal found 4/23

$641

Tue 11/113:50 pmATL - OPO

1 stop14h 00mKLM

Wed 11/1911:15 amOPO - ATL

1 stop14h 15mKLM

Deal found 4/24

$645

Tue 11/111:40 pmATL - OPO

2 stops16h 10mDelta

Wed 11/195:00 amOPO - ATL

1 stop20h 30mDelta

Deal found 4/23

$650

Thu 11/137:05 amATL - OPO

2 stops21h 25mUnited Airlines

Tue 11/1812:35 pmOPO - ATL

1 stop12h 29mUnited Airlines

Deal found 4/23

$687

Mon 9/19:45 pmATL - OPO

1 stop37h 05mTurkish Airlines

Tue 9/94:50 pmOPO - ATL

1 stop32h 00mTurkish Airlines

Deal found 4/24

$691

Mon 9/157:55 pmATL - OPO

1 stop34h 05mScandinavian Airlines

Wed 10/111:50 amOPO - ATL

1 stop34h 30mScandinavian Airlines

Deal found 4/23

$709

Wed 10/227:45 amHSV - LIS

2 stops19h 35mUnited Airlines

Wed 10/2911:00 amLIS - HSV

2 stops32h 10mUnited Airlines

Deal found 4/23

$713

Fri 11/77:08 pmPNS - LIS

2 stops16h 47mBritish Airways

Sun 11/238:45 pmLIS - PNS

2 stops32h 41mBritish Airways

Deal found 4/23

$747

Wed 10/152:15 pmPNS - LIS

2 stops14h 55mUnited Airlines

Thu 10/3011:55 amLIS - PNS

2 stops29h 59mUnited Airlines

Deal found 4/23

$753

Wed 10/226:40 amHSV - LIS

3 stops20h 40mMultiple Airlines

Wed 10/2911:00 amLIS - HSV

2 stops28h 10mMultiple Airlines

Deal found 4/23

$781

Tue 8/199:45 pmATL - LIS

1 stop36h 30mTurkish Airlines

Sat 8/234:45 pmLIS - ATL

1 stop32h 05mTurkish Airlines

Deal found 4/23

$811

Best flights from Alabama to Portugal
Discover carefully curated flight deals from Alabama to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2025.

Mon 9/19:45 pmATL - OPO

1 stop37h 05mTurkish Airlines

Tue 9/94:50 pmOPO - ATL

1 stop32h 00mTurkish Airlines

Deal found 4/24

$691

Mon 9/157:55 pmATL - OPO

1 stop34h 05mScandinavian Airlines

Wed 10/111:50 amOPO - ATL

1 stop34h 30mScandinavian Airlines

Deal found 4/23

$709

Wed 10/152:15 pmPNS - LIS

2 stops14h 55mUnited Airlines

Thu 10/3011:55 amLIS - PNS

2 stops29h 59mUnited Airlines

Deal found 4/23

$753

Wed 9/1710:02 amATL - OPO

2 stops24h 43mMultiple Airlines

Sat 9/2712:35 pmOPO - ATL

3 stops32h 07mMultiple Airlines

Deal found 4/23

$753

Wed 9/172:05 pmATL - OPO

1 stop14h 15mAir Canada

Tue 9/3012:50 pmOPO - ATL

2 stops32h 58mAir Canada

Deal found 4/23

$775

Wed 5/710:15 pmATL - LIS

1 stop14h 40mBritish Airways

Tue 5/136:35 amLIS - ATL

2 stops19h 14mBritish Airways

Deal found 4/23

$813

Sun 7/68:05 pmATL - OPO

1 stop14h 25mKLM

Wed 9/248:10 pmOPO - ATL

1 stop21h 25mKLM

Deal found 4/23

$815

Sun 7/66:00 pmATL - OPO

1 stop16h 30mDelta

Wed 9/246:15 amOPO - ATL

2 stops21h 48mDelta

Deal found 4/23

$825

Wed 5/143:30 pmATL - LIS

2 stops26h 50mSWISS

Mon 5/193:35 pmLIS - ATL

2 stops34h 40mSWISS

Deal found 4/22

$834

Wed 9/174:05 pmATL - OPO

1 stop18h 40mLufthansa

Fri 9/266:00 amOPO - ATL

2 stops16h 25mLufthansa

Deal found 4/23

$834

Wed 9/246:25 amBHM - LIS

1 stop20h 40mAmerican Airlines

Wed 10/811:05 amLIS - BHM

1 stop14h 58mAmerican Airlines

Deal found 4/23

$864

Wed 5/148:11 amATL - LIS

2 stops18h 34mIberia

Tue 5/208:45 pmLIS - ATL

2 stops26h 47mIberia

Deal found 4/23

$876

Last-minute flights from Alabama to Portugal
Discover last-minute flight deals from Alabama to Portugal. Data last updated April 24, 2025 and is based on user searches.

Tue 4/292:38 pmATL - LIS

2 stops15h 32mUnited Airlines

Sat 5/1012:20 pmLIS - ATL

2 stops16h 26mUnited Airlines

Deal found 4/23

$7,499

Wed 4/307:30 amBHM - LIS

2 stops21h 00mUnited Airlines

Sat 5/1011:25 amLIS - BHM

2 stops32h 24mUnited Airlines

Deal found 4/23

$1,443

Wed 4/301:40 pmBHM - LIS

1 stop13h 25mBritish Airways

Sat 5/106:35 amLIS - BHM

2 stops20h 26mBritish Airways

Deal found 4/23

$1,460

Wed 4/307:30 amBHM - LIS

2 stops19h 50mMultiple Airlines

Sat 5/1011:25 amLIS - BHM

3 stops27h 52mMultiple Airlines

Deal found 4/23

$1,658

Wed 4/302:30 pmBHM - LIS

3 stops20h 00mAir Canada

Sat 5/1011:25 amLIS - BHM

3 stops27h 52mAir Canada

Deal found 4/23

$6,755

Thu 5/111:00 amATL - LIS

2 stops29h 35mAer Lingus

Mon 5/1211:25 amLIS - ATL

2 stops17h 18mAer Lingus

Deal found 4/23

$1,382

Thu 5/18:00 amATL - LIS

1 stop20h 50mTAP AIR PORTUGAL

Mon 5/128:00 pmLIS - ATL

2 stops31h 53mTAP AIR PORTUGAL

Deal found 4/23

$1,390

Thu 5/13:00 pmATL - LIS

1 stop37h 55mTurkish Airlines

Mon 5/124:30 pmLIS - ATL

1 stop32h 20mTurkish Airlines

Deal found 4/23

$1,597

Sun 5/48:02 amATL - LIS

1 stop21h 38mMultiple Airlines

Sun 5/118:05 pmLIS - ATL

2 stops33h 53mMultiple Airlines

Deal found 4/23

$857

Tue 5/611:35 amATL - LIS

2 stops30h 00mTAP AIR PORTUGAL

Wed 5/149:05 amLIS - ATL

2 stops30h 40mTAP AIR PORTUGAL

Deal found 4/23

$939

Wed 5/710:15 pmATL - LIS

1 stop19h 55mMultiple Airlines

Thu 5/156:35 amLIS - ATL

2 stops19h 13mMultiple Airlines

Deal found 4/22

$812

Wed 5/710:15 pmATL - LIS

1 stop14h 40mBritish Airways

Tue 5/136:35 amLIS - ATL

2 stops19h 14mBritish Airways

Deal found 4/23

$813

One-way flights from Alabama to Portugal
Search for one-way flight options from Alabama to Portugal. Find affordable one-way fares based on user searches. Data last updated April 24, 2025.

Wed 5/145:09 amATL - OPO

2 stops36h 26mMultiple Airlines

Deal found 4/23

$337

Sat 5/1010:15 pmATL - LIS

3 stops53h 55mMultiple Airlines

Deal found 4/22

$339

Sat 5/1010:27 amATL - FAO

2 stops46h 08mMultiple Airlines

Deal found 4/23

$345

Fri 8/810:47 amHSV - LIS

3 stops53h 08mMultiple Airlines

Deal found 4/23

$387

Mon 6/301:55 pmATL - OPO

1 stop14h 40mAir Canada

Deal found 4/23

$603

Tue 8/122:32 pmBHM - LIS

1 stop12h 33mBritish Airways

Deal found 4/23

$608

Sun 6/291:36 pmBHM - LIS

2 stops39h 29mAir Canada

Deal found 4/23

$615

Sun 5/189:50 pmATL - OPO

1 stop12h 40mKLM

Deal found 4/23

$622

Sat 5/174:36 pmATL - LIS

2 stops35h 44mAir Canada

Deal found 4/23

$624

Sat 5/37:55 pmATL - LIS

1 stop32h 05mScandinavian Airlines

Deal found 4/23

$625

Sat 7/510:25 pmATL - LIS

1 stop19h 45mBritish Airways

Deal found 4/23

$655

Mon 4/2810:37 amATL - LIS

2 stops29h 58mAer Lingus

Deal found 4/23

$659

Cheapflights Fare Finder

Use the filters below to find and compare flights from Alabama to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PensacolaLisbon

PNS - LIS

PNSLIS

Pensacola

Wed 10/15

2:15 pm-11:10 am

2 stops14h 55m

Lisbon Humberto Delgado

Thu 10/30

11:55 am-12:54 pm

2 stops29h 59m

$753

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Sun 7/6

4:05 pm-9:35 am

2 stops36h 30m

Porto

Wed 9/24

6:00 am-9:34 pm

2 stops20h 34m

$791

AtlantaLisbon

ATL - LIS

ATLLIS

Atlanta Hartsfield-Jackson

Wed 5/7

10:15 pm-11:10 pm

1 stop19h 55m

Lisbon Humberto Delgado

Thu 5/15

6:35 am-8:48 pm

2 stops19h 13m

$812

AtlantaLisbon

ATL - LIS

ATLLIS

Atlanta Hartsfield-Jackson

Wed 5/7

10:15 pm-5:55 pm

1 stop14h 40m

Lisbon Humberto Delgado

Tue 5/13

6:35 am-8:49 pm

2 stops19h 14m

$813

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Sun 7/6

8:05 pm-3:30 pm

1 stop14h 25m

Porto

Wed 9/24

8:10 pm-12:35 pm

1 stop21h 25m

$815

BirminghamLisbon

BHM - LIS

BHMLIS

Birmingham

Wed 9/24

9:10 am-9:20 am

2 stops18h 10m

Lisbon Humberto Delgado

Wed 10/8

12:20 pm-9:57 pm

2 stops15h 37m

$819

BirminghamLisbon

BHM - LIS

BHMLIS

Birmingham

Wed 9/24

9:10 am-9:20 am

2 stops18h 10m

Lisbon Humberto Delgado

Wed 10/8

11:25 am-9:42 am

3 stops28h 17m

$821

AtlantaFaro

ATL - FAO

ATLFAO

Atlanta Hartsfield-Jackson

Fri 6/6

1:54 pm-11:30 pm

3 stops28h 36m

Faro

Fri 6/13

6:05 am-9:24 am

2 stops32h 19m

$821

PensacolaLisbon

PNS - LIS

PNSLIS

Pensacola

Thu 10/16

6:59 am-9:20 am

2 stops20h 21m

Lisbon Humberto Delgado

Sun 10/19

12:55 pm-10:00 pm

2 stops39h 05m

$823

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Sun 7/6

6:00 pm-3:30 pm

1 stop16h 30m

Porto

Wed 9/24

6:15 am-11:03 pm

2 stops21h 48m

$825

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 60 results

...

Best time to book a flight from Alabama to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from Alabama to Portugal (average of $612). Flying from Alabama 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.

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

When flying from Alabama 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

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

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

To help decide which airline to fly from Alabama to Portugal, see what other customers have to say about Delta, KLM and SWISS. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

2.0

Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta

8.0

Very good

7,920 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

2.0

Mediocre

Santiago,Apr 2024

ATL - JNB

KLM

7.8

Good

1,333 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

2.0

Mediocre

Santiago,Apr 2024

ATL - JNB

SWISS

7.5

Good

1,582 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

2.0

Mediocre

Santiago,Apr 2024

ATL - JNB

Air France

7.4

Good

1,442 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

2.0

Mediocre

Santiago,Apr 2024

ATL - JNB

United Airlines

7.4

Good

8,685 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

2.0

Mediocre

Santiago,Apr 2024

ATL - JNB

Related info for your journey

What are the cheapest airlines to fly from Alabama to Portugal one-way?
The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $603. However, be on the lookout for offers from British Airways and KLM, as they are both options that can get you from Alabama to Portugal for a low price.
Can I find deals for flights from Alabama to Portugal that include hotel bookings?
Yes. In addition to deals on Alabama to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Alabama to Portugal?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Alabama to Portugal.
Can I find deals for business class flights from Alabama to Portugal?
Yes. Cheapflights offers flight deals from Alabama 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 Alabama to Portugal?
Currently, January is the cheapest month in which you can book a flight from Alabama to Portugal (average of $612). Flying from Alabama 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

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Alabama to Portugal

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$516	Average$952	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$586	Average$923	FlexibilityNo cancel fee	On-time69%
British Airways	Cheapest$660	Average$1,144	FlexibilityNo cancel fee	On-time70%
American Airlines	Cheapest$724	Average$1,189	FlexibilityNo cancel fee	On-time71%

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$337+ Cheap flights from Alabama 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Alabama to Portugal with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Alabama to Portugal

Keep the following information in mind while searching for Alabama to Portugal flight deals. Data was last updated April 24, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Alabama to Portugal

Cheapest flights from Alabama to PortugalExplore the most affordable flight options available from Alabama to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Explore the most affordable flight options available from Alabama to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Alabama to Portugal that are best for you.

Best time to book a flight from Alabama to Portugal

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

Cheapflights Insights

Everything you need to know about your flight from Alabama to Portugal

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

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

Find hourly flight availability from Alabama 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 April 24, 2025.

Rainfall in Portugal by month

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

Temperature in Portugal by month

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

Reviews of airlines servicing Portugal

To help decide which airline to fly from Alabama to Portugal, see what other customers have to say about Delta, KLM and SWISS. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

How can I find direct flights from Alabama to Portugal?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Alabama to Portugal

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Alabama to Portugal

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Alabama to Portugal
Explore the most affordable flight options available from Alabama to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.