$122+ Cheap flights from Knoxville (TYS) 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SJU
Sep 5 — Sep 121
Round-trip
1 adult, Economy
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Find cheap flights from Knoxville 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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Knoxville to San Juan
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Cheapest flights from Knoxville to San JuanExplore the most affordable flight options available from Knoxville to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 6, 2026.
Explore the most affordable flight options available from Knoxville to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/3. 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.
Fri 9/111:54 pm -
1 stop10h 07m
Wed 9/168:45 am -
1 stop25h 19m
Deal found 8/3![Multiple Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Mon 9/285:40 pm -
1 stop21h 37m
Mon 11/26:12 pm -
1 stop24h 02m
Deal found 8/5![Multiple Airlines logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 11/1110:55 am -
1 stop12h 43m
Sun 11/159:30 am -
1 stop13h 35m
Deal found 8/3![Multiple Airlines logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Sat 9/56:55 pm -
1 stop21h 16m
Sat 9/1210:30 am -
1 stop23h 34m
Deal found 8/4![Multiple Airlines logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Tue 10/276:04 pm -
1 stop29h 34m
Tue 11/36:12 pm -
1 stop16h 53m
Deal found 8/5![Multiple Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 8/6. 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.
Sat 9/56:55 pm -
1 stop21h 16m
Wed 9/92:58 pm -
1 stop19h 46m
Deal found 8/6![Multiple Airlines logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Thu 10/298:33 am -
1 stop15h 24m
Sat 10/315:12 pm -
1 stop16h 13m
Deal found 8/5![Multiple Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 8/3. 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.
Mon 8/242:51 pm -
1 stop11h 24m
Tue 9/16:35 am -
1 stop27h 29m
Deal found 8/3![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Mon 10/54:41 pm -
1 stop7h 20m
Mon 11/26:12 pm -
1 stop24h 02m
Deal found 8/5![Multiple Airlines logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Mon 8/106:29 pm -
1 stop16h 47m
Mon 8/176:26 am -
1 stop15h 58m
Deal found 8/4![Multiple Airlines logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Sat 8/296:56 pm -
1 stop21h 15m
Sat 9/56:35 am -
1 stop27h 29m
Deal found 8/1![Multiple Airlines logo]()
$295
Best flights from Knoxville to San JuanDiscover carefully curated flight deals from Knoxville to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
Discover carefully curated flight deals from Knoxville to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
This Southwest deal was found by Cheapflights users on 8/1. 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.
Tue 1/268:00 am -
2 stops9h 45m
Tue 2/26:15 am -
2 stops11h 55m
Deal found 8/1![Southwest logo]()
$416
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Sun 8/162:56 pm -
1 stop25h 01m
Thu 8/207:30 am -
2 stops35h 05m
Deal found 8/1![Multiple Airlines logo]()
$425
This United Airlines deal was found by Cheapflights users on 8/4. 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.
Thu 1/212:20 pm -
1 stop7h 02m
Tue 1/268:10 am -
1 stop7h 32m
Deal found 8/4![United Airlines logo]()
$446
This American Airlines deal was found by Cheapflights users on 8/1. 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.
Sat 11/217:16 pm -
1 stop14h 25m
Fri 11/271:18 pm -
1 stop12h 34m
Deal found 8/1![American Airlines logo]()
$536
This Southwest deal was found by Cheapflights users on 8/5. 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.
Tue 10/271:00 pm -
2 stops10h 05m
Tue 11/312:30 pm -
2 stops9h 15m
Deal found 8/5![Southwest logo]()
$416
This Southwest deal was found by Cheapflights users on 8/6. 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.
Tue 11/107:55 am -
2 stops13h 25m
Mon 11/167:40 am -
1 stop10h 00m
Deal found 8/6![Southwest logo]()
$441
This Southwest deal was found by Cheapflights users on 8/1. 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.
Sat 8/297:50 am -
2 stops10h 25m
Sat 9/510:25 am -
2 stops9h 00m
Deal found 8/1![Southwest logo]()
$456
This Southwest deal was found by Cheapflights users on 8/3. 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 9/112:05 pm -
2 stops9h 50m
Wed 9/1610:30 am -
2 stops8h 30m
Deal found 8/3![Southwest logo]()
$461
This Southwest deal was found by Cheapflights users on 8/4. 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 9/48:25 am -
2 stops11h 40m
Fri 9/1110:00 am -
2 stops10h 00m
Deal found 8/4![Southwest logo]()
$516
This Southwest deal was found by Cheapflights users on 8/5. 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 8/211:00 pm -
1 stop7h 05m
Tue 8/258:20 am -
2 stops11h 30m
Deal found 8/5![Southwest logo]()
$531
This Southwest deal was found by Cheapflights users on 8/3. 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 11/2011:45 am -
1 stop12h 20m
Sat 11/216:05 am -
1 stop9h 25m
Deal found 8/3![Southwest logo]()
$531
This Southwest deal was found by Cheapflights users on 8/5. 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.
Tue 8/2512:45 pm -
1 stop8h 20m
Sun 8/306:35 am -
1 stop8h 25m
Deal found 8/5![Southwest logo]()
$566
Last-minute flights from Knoxville to San JuanDiscover last-minute flight deals from Knoxville to San Juan. Data last updated August 6, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to San Juan. Data last updated August 6, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Mon 8/106:29 pm -
1 stop16h 47m
Mon 8/176:26 am -
1 stop15h 58m
Deal found 8/4![Multiple Airlines logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Thu 8/2012:55 pm -
1 stop27h 06m
Tue 8/256:35 am -
1 stop27h 29m
Deal found 8/5![Multiple Airlines logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 8/3. 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.
Mon 8/242:51 pm -
1 stop11h 24m
Tue 9/16:35 am -
1 stop27h 29m
Deal found 8/3![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Sat 8/296:56 pm -
1 stop21h 15m
Sat 9/56:35 am -
1 stop27h 29m
Deal found 8/1![Multiple Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Sat 9/56:55 pm -
1 stop21h 16m
Sat 9/1210:30 am -
1 stop23h 34m
Deal found 8/4![Multiple Airlines logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 8/6. 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.
Sat 9/56:55 pm -
1 stop21h 16m
Wed 9/92:58 pm -
1 stop19h 46m
Deal found 8/6![Multiple Airlines logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 8/3. 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.
Fri 9/111:54 pm -
1 stop10h 07m
Wed 9/168:45 am -
1 stop25h 19m
Deal found 8/3![Multiple Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Mon 9/285:40 pm -
1 stop21h 37m
Mon 11/26:12 pm -
1 stop24h 02m
Deal found 8/5![Multiple Airlines logo]()
$245
One-way flights from Knoxville to San JuanSearch for one-way flight options from Knoxville to San Juan. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
Search for one-way flight options from Knoxville to San Juan. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Sat 10/1710:55 am -
1 stop12h 46m
Deal found 8/4![Multiple Airlines logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Mon 10/268:14 pm -
1 stop27h 24m
Deal found 8/4![Multiple Airlines logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 8/3. 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.
Mon 9/215:40 pm -
1 stop21h 37m
Deal found 8/3![Multiple Airlines logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 8/3. 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.
Sun 9/2010:54 am -
1 stop26h 40m
Deal found 8/3![Multiple Airlines logo]()
$166
This Delta deal was found by Cheapflights users on 8/5. 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 8/305:40 am -
1 stop6h 06m
Deal found 8/5![Delta logo]()
$208
This Southwest deal was found by Cheapflights users on 8/4. 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.
Sat 10/172:55 pm -
2 stops8h 55m
Deal found 8/4![Southwest logo]()
$228
This Southwest deal was found by Cheapflights users on 8/4. 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 11/2011:45 am -
1 stop12h 20m
Deal found 8/4![Southwest logo]()
$233
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/156:00 am -
1 stop8h 44m
Deal found 8/6![United Airlines logo]()
$253
Find flight deals from Knoxville to San Juan
Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) 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 August 6, 2026.
Round-trip from | $243 (Kiwi.com) |
|---|---|
One-way from | $122 (Kiwi.com) |
Popular in | March |
Cheapest in | February |
Average price | $536 |
Cheapflights Fare Finder
Customize your flight search to find flights from Knoxville 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 August 6, 2026.
Use the filters below to find and compare flights from Knoxville to San Juan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KnoxvilleSan Juan
TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl
TYSSJU
Knoxville McGhee Tyson
Tue 1/26
8:00 am-6:45 pm
2 stops9h 45m
San Juan Luis Munoz Marin Intl
Tue 2/2
6:15 am-5:10 pm
2 stops11h 55m
$416
KnoxvilleSan Juan
TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl
TYSSJU
Knoxville McGhee Tyson
Tue 10/27
1:00 pm-11:05 pm
2 stops10h 05m
San Juan Luis Munoz Marin Intl
Tue 11/3
12:30 pm-8:45 pm
2 stops9h 15m
$416
KnoxvilleSan Juan
TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl
TYSSJU
Knoxville McGhee Tyson
Sun 8/16
2:56 pm-3:57 pm
1 stop25h 01m
San Juan Luis Munoz Marin Intl
Thu 8/20
7:30 am-6:35 pm
2 stops35h 05m
$425
KnoxvilleSan Juan
TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl
TYSSJU
Knoxville McGhee Tyson
Tue 11/10
7:55 am-10:20 pm
2 stops13h 25m
San Juan Luis Munoz Marin Intl
Mon 11/16
7:40 am-4:40 pm
1 stop10h 00m
$441
Quickest round-trip
KnoxvilleSan Juan
TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl
TYSSJU
Knoxville McGhee Tyson
Thu 1/21
2:20 pm-10:22 pm
1 stop7h 02m
San Juan Luis Munoz Marin Intl
Tue 1/26
8:10 am-2:42 pm
1 stop7h 32m
$446
KnoxvilleSan Juan
TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl
TYSSJU
Knoxville McGhee Tyson
Sat 8/29
7:50 am-6:15 pm
2 stops10h 25m
San Juan Luis Munoz Marin Intl
Sat 9/5
10:25 am-7:25 pm
2 stops9h 00m
$456
KnoxvilleSan Juan
TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl
TYSSJU
Knoxville McGhee Tyson
Fri 9/11
2:05 pm-11:55 pm
2 stops9h 50m
San Juan Luis Munoz Marin Intl
Wed 9/16
10:30 am-7:00 pm
2 stops8h 30m
$461
KnoxvilleSan Juan
TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl
TYSSJU
Knoxville McGhee Tyson
Fri 9/4
8:25 am-8:05 pm
2 stops11h 40m
San Juan Luis Munoz Marin Intl
Fri 9/11
10:00 am-8:00 pm
2 stops10h 00m
$516
KnoxvilleSan Juan
TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl
TYSSJU
Knoxville McGhee Tyson
Fri 8/21
1:00 pm-8:05 pm
1 stop7h 05m
San Juan Luis Munoz Marin Intl
Tue 8/25
8:20 am-7:50 pm
2 stops11h 30m
$531
KnoxvilleSan Juan
TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl
TYSSJU
Knoxville McGhee Tyson
Fri 11/20
11:45 am-1:05 am
1 stop12h 20m
San Juan Luis Munoz Marin Intl
Sat 11/21
6:05 am-2:30 pm
1 stop9h 25m
$531
Showing 1-10 of 20 resultsSorted by cheapest first
Best time to book a flight from Knoxville to San Juan
Have a flexible travel schedule? Discover the best time to fly to San Juan from Knoxville with our price prediction graph.
TYS-PR1
TYS-SJU
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 Knoxville to San Juan
TYS-PR1
TYS-SJU
What is the cheapest month to book a flight from Knoxville to San Juan?
Currently, February is the cheapest month in which you can book a flight from Knoxville to San Juan (average of $456). Flying from Knoxville to San Juan in March is currently the most expensive (average of $761). 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.
How much does it cost to fly round-trip from Knoxville to San Juan?
Airfare is below average for this route at the moment.
Knoxville to San Juan flights typically cost between $441 and $641 in September.The cheapest round-trip price found within the last 5 days was $243 on Multiple Airlines (Sep 11-Sep 16).
How far ahead should I book a flight from Knoxville to San Juan?
To ensure you get the cheapest price possible for a flight from Knoxville to San Juan, you should look to book at least 61 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 August 6, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andAmerican Airlines from Knoxville to San Juan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Knoxville to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Knoxville and San Juan flights
Browse other Knoxville and San Juan flight options. Last updated on August 6, 2026.
Other flights from Knoxville
Browse through other flights departing from Knoxville. Flights are based on user searches made on Cheapflights and were last updated on August 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Knoxville to San Juan
Discover the top 3 airlines that operate flights from Knoxville 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 August 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$376 | Average$516 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$385 | Average$597 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$426 | Average$496 | FlexibilityNo cancel fee | On-timeN/A |