$223+ Cheap flights from Key West (EYW) 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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — SJU
May 4 — May 111
1 adult, Economy
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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 Key West to San Juan
Discover tips and strategies to find the most affordable flight options for your journey from Key West (EYW) 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 April 29, 2025.
Round-trip from | $439 (JetBlue) |
|---|---|
One-way from | $223 (American Airlines) |
Find flight deals from Key West to San Juan
Cheapest flights from Key West to San JuanExplore the most affordable flight options available from Key West to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.
Explore the most affordable flight options available from Key West to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.
This JetBlue deal was found by Cheapflights users on 4/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/128:45 amEYW - SJU
1 stop5h 05mJetBlue
Sun 5/187:10 amSJU - EYW
1 stop6h 50mJetBlue
Deal found 4/29![JetBlue logo]()
$439
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/125:24 pmEYW - SJU
1 stop17h 46mAmerican Airlines
Sun 5/186:10 amSJU - EYW
2 stops10h 30mAmerican Airlines
Deal found 4/29![American Airlines logo]()
$525
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Mon 5/128:45 amEYW - SJU
2 stops30h 55mUnited Airlines
Sat 5/171:05 amSJU - EYW
2 stops17h 00mUnited Airlines
Deal found 4/29![United Airlines logo]()
$643
Cheapflights Fare Finder
Customize your flight search to find flights from Key West 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 April 29, 2025.
Use the filters below to find and compare flights from Key West to San Juan that are best for you.
Fly from
Key West
Fly to
San Juan
Route
Depart
Return
Price
Key WestSan Juan
EYW - SJU
EYWSJU
Key West
Mon 5/12
8:45 am-1:50 pm
1 stop5h 05m
San Juan Luis Munoz Marin Intl
Sun 5/18
7:10 am-2:00 pm
1 stop6h 50m
$439
Key WestSan Juan
EYW - SJU
EYWSJU
Key West
Mon 5/12
5:24 pm-11:10 am
1 stop17h 46m
San Juan Luis Munoz Marin Intl
Sun 5/18
6:10 am-4:40 pm
2 stops10h 30m
$525
Key WestSan Juan
EYW - SJU
EYWSJU
Key West
Mon 5/12
8:45 am-3:40 pm
2 stops30h 55m
San Juan Luis Munoz Marin Intl
Sat 5/17
1:05 am-6:05 pm
2 stops17h 00m
$643
Key WestSan Juan
EYW - SJU
EYWSJU
Key West
Fri 8/8
1:29 pm-12:05 am
1 stop10h 36m
$223
Key WestSan Juan
EYW - SJU
EYWSJU
Key West
Fri 8/8
2:45 pm-11:54 pm
2 stops33h 09m
$267
Best time to book a flight from Key West to San Juan
Have a flexible travel schedule? Discover the best time to fly to San Juan from Key West 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 Key West to San Juan
Rainfall in San Juan by month
Plan your trip to San Juan by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San Juan ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan when rainfall is around 2.2 in.
Temperature in San Juan by month
Plan your trip to San Juan by taking into account the average temperature totals by month.
If weather is an important factor for your trip to San Juan, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).
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 April 29, 2025.
Boarding
7.7
Crew
8.1
Entertainment
7.1
Overall
7.4
Food
6.6
Comfort
7.3
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Boarding
7.7
Crew
8.1
Entertainment
7.1
Overall
7.4
Food
6.6
Comfort
7.3
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Boarding
7.7
Crew
8.1
Entertainment
7.1
Overall
7.4
Food
6.6
Comfort
7.3
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Boarding
7.7
Crew
8.1
Entertainment
7.1
Overall
7.4
Food
6.6
Comfort
7.3
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Related info for your journey
Find useful and relevant information for your journey from Key West 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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Alternative routes for Key West to San Juan
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Key West to San Juan
Discover the top airline that operate flights from Key West 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 April 29, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$246 | Average$448 | FlexibilityNo cancel fee | On-time71% |