HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Juan

$169+ Cheap flights from Birmingham, AL (BHM) to San Juan

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — SJU
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Birmingham to San Juan with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Birmingham to San Juan are usually found in February or July, booked 59 days in advance, depart on a Saturday or Tuesday and return on a Wednesday

Find flight deals from Birmingham to San Juan

Cheapest flights from Birmingham to San Juan
Explore the most affordable flight options available from Birmingham to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.

This United Airlines deal was found by Cheapflights users on 11/24. 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 12/911:00 amBHM - SJU
1 stop8h 26mUnited Airlines
Sat 12/137:45 amSJU - BHM
1 stop8h 16mUnited Airlines
Deal found 11/24$466
This American Airlines deal was found by Cheapflights users on 11/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/171:37 pmBHM - SJU
1 stop6h 32mAmerican Airlines
Mon 12/226:15 pmSJU - BHM
1 stop15h 31mAmerican Airlines
Deal found 11/24$515
This American Airlines deal was found by Cheapflights users on 11/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1110:50 amBHM - SJU
2 stops11h 03mAmerican Airlines
Mon 12/151:51 pmSJU - BHM
1 stop8h 27mAmerican Airlines
Deal found 11/26$525
This Southwest deal was found by Cheapflights users on 11/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2811:55 amBHM - SJU
2 stops11h 30mSouthwest
Tue 12/23:55 pmSJU - BHM
1 stop6h 00mSouthwest
Deal found 11/25$526
This Southwest deal was found by Cheapflights users on 11/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/49:20 amBHM - SJU
1 stop10h 10mSouthwest
Sun 12/76:10 amSJU - BHM
1 stop7h 10mSouthwest
Deal found 11/24$545
This American Airlines deal was found by Cheapflights users on 11/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/95:01 amBHM - SJU
2 stops10h 51mAmerican Airlines
Sat 12/134:41 pmSJU - BHM
1 stop7h 17mAmerican Airlines
Deal found 11/24$550
This American Airlines deal was found by Cheapflights users on 11/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:43 amBHM - SJU
1 stop6h 22mAmerican Airlines
Sun 12/73:12 pmSJU - BHM
1 stop10h 31mAmerican Airlines
Deal found 11/25$565
This Delta deal was found by Cheapflights users on 11/24. 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.
Tue 12/25:20 amBHM - SJU
1 stop6h 54mDelta
Sat 12/67:00 amSJU - BHM
1 stop10h 17mDelta
Deal found 11/24$590

Cheap flight deals from Birmingham to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Birmingham (BHM) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 26, 2025.

Round-trip from

$337
(American Airlines)

One-way from

$169
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$483
From Birmingham to San Juan
Search Deals
One-way flight from Birmingham to San Juan
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($83 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Birmingham to San Juan 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 November 26, 2025.
Use the filters below to find and compare flights from Birmingham to San Juan that are best for you.

Fly from

Birmingham

Fly to

San Juan

Route

Depart

Return

Price

BirminghamSan Juan

BHM - SJU

BHMSJU

Birmingham

Tue 2/3

9:13 am-8:58 pm

1 stop9h 45m

San Juan Luis Munoz Marin Intl

Thu 2/19

6:27 pm-10:52 pm

1 stop6h 25m

$365

BirminghamSan Juan

BHM - SJU

BHMSJU

Birmingham

Tue 2/3

9:13 am-8:58 pm

1 stop9h 45m

San Juan Luis Munoz Marin Intl

Wed 2/18

6:15 am-12:05 pm

1 stop7h 50m

$365

BirminghamSan Juan

BHM - SJU

BHMSJU

Birmingham

Wed 2/4

6:20 am-2:31 pm

1 stop6h 11m

San Juan Luis Munoz Marin Intl

Wed 2/18

6:15 am-12:05 pm

1 stop7h 50m

$365

BirminghamSan Juan

BHM - SJU

BHMSJU

Birmingham

Tue 1/27

7:45 am-5:17 pm

1 stop7h 32m

San Juan Luis Munoz Marin Intl

Thu 1/29

6:27 pm-10:54 pm

1 stop6h 27m

$365

BirminghamSan Juan

BHM - SJU

BHMSJU

Birmingham

Wed 2/4

5:20 am-2:31 pm

1 stop7h 11m

San Juan Luis Munoz Marin Intl

Sat 2/14

7:30 am-12:29 pm

1 stop6h 59m

$390

BirminghamSan Juan

BHM - SJU

BHMSJU

Birmingham

Tue 2/3

9:13 am-8:58 pm

1 stop9h 45m

San Juan Luis Munoz Marin Intl

Sat 2/14

6:15 am-2:44 pm

1 stop10h 29m

$390

BirminghamSan Juan

BHM - SJU

BHMSJU

Birmingham

Mon 1/5

11:55 am-1:25 am

2 stops11h 30m

San Juan Luis Munoz Marin Intl

Sat 1/17

8:40 am-4:15 pm

1 stop9h 35m

$405

BirminghamSan Juan

BHM - SJU

BHMSJU

Birmingham

Thu 1/22

5:25 pm-12:35 am

1 stop5h 10m

San Juan Luis Munoz Marin Intl

Sun 1/25

5:35 am-9:40 am

1 stop6h 05m

$415

BirminghamSan Juan

BHM - SJU

BHMSJU

Birmingham

Mon 2/2

5:20 am-5:17 pm

1 stop9h 57m

San Juan Luis Munoz Marin Intl

Wed 2/18

6:15 am-12:05 pm

1 stop7h 50m

$415

BirminghamSan Juan

BHM - SJU

BHMSJU

Birmingham

Mon 2/2

5:20 am-5:17 pm

1 stop9h 57m

San Juan Luis Munoz Marin Intl

Thu 2/19

6:27 pm-10:52 pm

1 stop6h 25m

$415

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 18 results
1
2

Best time to book a flight from Birmingham to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Birmingham 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 Birmingham to San Juan

How far ahead should I book a flight from Birmingham, Alabama to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Birmingham to San Juan. Price data was last updated on November 21, 2025.

Booking 59 days in advance of your planned departure date is, on average, the best time to get cheap flights from Birmingham, Alabama to San Juan. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Birmingham, Alabama to San Juan?

Currently, July is the cheapest month in which you can book a flight from Birmingham, Alabama to San Juan (average of $225). Flying from Birmingham, Alabama to San Juan in April is currently the most expensive (average of $390). 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 BHM to SJU?

Find hourly flight availability from Birmingham to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 26, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 25% on flights from Birmingham, Alabama to San Juan by exploring options for tickets in the afternoon.

How much does it cost to fly round-trip from Birmingham, Alabama to San Juan?

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated November 26, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from Birmingham to San Juan to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,998 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,038 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,158 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Birmingham to San Juan. 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 Birmingham to San Juan?

    Located just 4.3 mi from the city center, Birmingham is the airport most travelers will use when flying to San Juan from Birmingham. Booking flights from Birmingham (BHM) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 4 different airlines.

  • How long is the flight from Birmingham, Alabama to San Juan?

    Airlines like Delta fly from Birmingham, Alabama to San Juan in about 9h 45m. The time it takes to get you to your destination can typically vary by up to . The distance from Birmingham, Alabama to San Juan is about 1652 mi.

  • What are the cheapest airlines flying from Birmingham, Alabama to San Juan round-trip?

    Flying on Spirit Airlines is currently your cheapest option to San Juan, with prices starting at $182. Additional round-trip tickets that might be worth considering are offered by Delta and American Airlines, with the lowest prices starting at $300 and $335, respectively. Spirit Airlines is currently priced 63% below the average price you’ll pay for this route.

  • Can I find deals for flights from Birmingham to San Juan that include hotel bookings?

    Yes. In addition to deals on Birmingham to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Birmingham to San Juan?

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

  • Can I find deals for business class flights from Birmingham to San Juan?

    Yes. Cheapflights offers flight deals from Birmingham to San Juan 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 Birmingham, Alabama to San Juan?

    Currently, July is the cheapest month in which you can book a flight from Birmingham, Alabama to San Juan (average of $225). Flying from Birmingham, Alabama to San Juan in April is currently the most expensive (average of $390). 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

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

Top 4 airlines flying from Birmingham to San Juan

Discover the top 4 airlines that operate flights from Birmingham to San Juan. 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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$182Average$309FlexibilityNo cancel feeOn-time65%
DeltaCheapest$300Average$446FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$335Average$539FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$359Average$552FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.