
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $395 (Kiwi.com) |
One-way from | $149 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $459 |
Fly from
Fly to
Route
Depart
Return
Price
SeattleSan Juan
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Sun 12/7
7:11 pm-2:14 pm
2 stops15h 03m
San Juan Luis Munoz Marin Intl
Tue 12/16
7:00 am-8:35 pm
2 stops17h 35m
SeattleSan Juan
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Tue 2/17
7:00 am-12:36 am
2 stops13h 36m
San Juan Luis Munoz Marin Intl
Tue 2/24
2:25 pm-9:14 pm
1 stop10h 49m
SeattleSan Juan
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Sun 12/7
11:00 pm-2:14 pm
1 stop11h 14m
San Juan Luis Munoz Marin Intl
Wed 12/10
7:00 am-5:47 pm
1 stop14h 47m
SeattleSan Juan
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Sun 2/15
6:35 am-12:05 am
2 stops13h 30m
San Juan Luis Munoz Marin Intl
Thu 2/19
7:00 am-6:40 pm
2 stops15h 40m
SeattleSan Juan
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Fri 12/5
8:10 am-10:22 pm
1 stop10h 12m
San Juan Luis Munoz Marin Intl
Tue 12/9
2:05 am-11:16 am
1 stop13h 11m
SeattleSan Juan
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Mon 3/2
7:00 am-9:00 pm
1 stop10h 00m
San Juan Luis Munoz Marin Intl
Mon 3/2
2:05 am-11:14 am
1 stop13h 09m
SeattleSan Juan
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Mon 1/12
7:00 am-9:00 pm
1 stop10h 00m
San Juan Luis Munoz Marin Intl
Tue 1/27
2:05 am-11:07 am
1 stop13h 02m
SeattleSan Juan
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Sun 2/22
11:59 pm-3:40 pm
1 stop11h 41m
San Juan Luis Munoz Marin Intl
Fri 2/27
2:05 am-11:14 am
1 stop13h 09m
SeattleSan Juan
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Sat 2/21
12:15 pm-6:11 am
2 stops13h 56m
San Juan Luis Munoz Marin Intl
Mon 2/23
2:05 am-11:14 am
1 stop13h 09m
SeattleSan Juan
SEA - SJU
SEASJU
Seattle/Tacoma Intl
Sun 2/22
11:59 pm-3:40 pm
1 stop11h 41m
San Juan Luis Munoz Marin Intl
Thu 3/5
2:05 am-4:14 pm
2 stops18h 09m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to San Juan Luis Munoz Marin Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, March is the cheapest month in which you can book a flight from Seattle to San Juan Luis Munoz Marin Intl Airport (average of $321). Flying from Seattle to San Juan Luis Munoz Marin Intl Airport in July is currently the most expensive (average of $479). 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.
It’s typically best to fly out from Seattle to San Juan Luis Munoz Marin Intl Airport at noon. Doing so could potentially save you 19% on the flight price compared to flying in the evening, which is usually more expensive.
Travelers seeking maximum savings on their Seattle to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Thursday at noon when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Houston (IAH) – chosen by Cheapflights users on 50% of 1-stop itineraries from Seattle to San Juan Luis Munoz Marin Intl Airport on Cheapflights.
Flights via Houston (IAH) have the shortest average one-way travel time for 1-stop routes: 10h 28m.
Flights via Houston (IAH) have the shortest average one-way travel time for 1-stop routes: 10h 28m.
Flights via Houston (IAH) offer the fastest connection on this route, with an average layover time of 1h 22m.
Food
Entertainment
Boarding
Comfort
Crew
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
Food
Entertainment
Boarding
Comfort
Crew
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
Food
Entertainment
Boarding
Comfort
Crew
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
Food
Entertainment
Boarding
Comfort
Crew
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
Food
Entertainment
Boarding
Comfort
Crew
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
Food
Entertainment
Boarding
Comfort
Crew
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$175 | Average$698 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$218 | Average$341 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$327 | Average$556 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$351 | Average$575 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$357 | Average$664 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$367 | Average$586 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$447 | Average$810 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$521 | Average$695 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$678 | Average$880 | FlexibilityNo cancel fee | On-time75% |