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Cheap flights from Seattle to San Salvador from C$ 491

SEA — SAL
12 Dec — 19 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to San Salvador

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to San Salvador

Mon 23/115:23 p.m. -
2 stops25h 56m
Tue 16/23:00 a.m. -
2 stops19h 55m
Deal found 11/11C$ 1,094
Sun 8/114:39 p.m. -
1 stop11h 11m
Fri 13/117:00 a.m. -
1 stop14h 17m
Deal found 8/11C$ 1,119
Mon 9/113:35 p.m. -
2 stops12h 15m
Fri 13/113:00 a.m. -
1 stop10h 14m
Deal found 8/11C$ 1,127
Mon 7/122:30 p.m. -
1 stop8h 25m
Sun 13/123:00 a.m. -
2 stops15h 22m
Deal found 7/11C$ 1,212
Mon 7/1212:25 p.m. -
2 stops22h 16m
Thu 17/127:30 a.m. -
2 stops16h 29m
Deal found 9/11C$ 1,235
Thu 10/123:20 p.m. -
2 stops19h 21m
Thu 17/127:30 a.m. -
2 stops16h 29m
Deal found 12/11C$ 1,243
Mon 23/112:13 p.m. -
1 stop22h 02m
Wed 17/23:55 p.m. -
1 stop10h 03m
Deal found 11/11C$ 1,245
Wed 9/126:15 a.m. -
2 stops28h 26m
Wed 16/121:58 p.m. -
2 stops35h 20m
Deal found 11/11C$ 1,259
Sat 12/1212:25 p.m. -
2 stops22h 16m
Sun 27/121:58 p.m. -
2 stops35h 20m
Deal found 10/11C$ 1,348
Tue 1/127:30 p.m. -
2 stops23h 49m
Tue 8/127:00 a.m. -
3 stops18h 44m
Deal found 10/11C$ 1,408

Find flight deals from Seattle to San Salvador

Round-trip from

C$ 1,054

One-way from

C$ 491

Popular in

December

Cheapest in

January

Average price

C$ 1,337
United Airlines
  • United Airlines
  • 24/3-3/5
  • 3 total stops
  • 35h 47m total
  • Seattle to San Salvador
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United Airlines
  • United Airlines
  • 12/1-31/12
  • 1 total stop
  • 10h 22m total
  • Seattle to San Salvador
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 267 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 77 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Seattle to San Salvador that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleSan Salvador

SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl

SEASAL

Seattle/Tacoma Intl

Tue 12/1

5:28 p.m.-5:50 a.m.

1 stop10h 22m

San Salvador El Salvador Intl

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 491

SeattleSan Salvador

SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl

SEASAL

Seattle/Tacoma Intl

Sat 9/1

12:25 p.m.-5:50 a.m.

1 stop15h 25m

San Salvador El Salvador Intl

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 543

SeattleSan Salvador

SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl

SEASAL

Seattle/Tacoma Intl

Sat 20/3

11:59 p.m.-2:24 p.m.

1 stop13h 25m

San Salvador El Salvador Intl

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 558

SeattleSan Salvador

SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl

SEASAL

Seattle/Tacoma Intl

Fri 19/3

11:59 p.m.-12:19 p.m.

1 stop11h 20m

San Salvador El Salvador Intl

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 558

SeattleSan Salvador

SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl

SEASAL

Seattle/Tacoma Intl

Sun 3/1

6:34 a.m.-5:50 a.m.

1 stop21h 16m

San Salvador El Salvador Intl

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 569

SeattleSan Salvador

SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl

SEASAL

Seattle/Tacoma Intl

Thu 18/3

6:29 a.m.-1:05 p.m.

2 stops29h 36m

San Salvador El Salvador Intl

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 585
Quickest round-trip

SeattleSan Salvador

SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl

SEASAL

Seattle/Tacoma Intl

Wed 2/12

2:30 p.m.-12:55 a.m.

1 stop8h 25m

San Salvador El Salvador Intl

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 626

SeattleSan Salvador

SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl

SEASAL

Seattle/Tacoma Intl

Fri 4/12

3:20 p.m.-12:41 p.m.

2 stops19h 21m

San Salvador El Salvador Intl

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 670

SeattleSan Salvador

SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl

SEASAL

Seattle/Tacoma Intl

Wed 24/3

5:28 p.m.-4:50 a.m.

1 stop10h 22m

San Salvador El Salvador Intl

Tue 4/5

1:50 p.m.-10:38 p.m.

1 stop9h 48m

C$ 1,054

SeattleSan Salvador

SEA Seattle/Tacoma Intl - SAL San Salvador El Salvador Intl

SEASAL

Seattle/Tacoma Intl

Tue 26/1

1:18 p.m.-5:50 a.m.

2 stops14h 32m

San Salvador El Salvador Intl

Fri 19/2

2:50 p.m.-10:59 p.m.

1 stop10h 09m

C$ 1,057

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 16 resultsSorted by cheapest first
1
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Best time to book a flight from Seattle to San Salvador

Have a flexible travel schedule? Discover the best time to fly to San Salvador from Seattle with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Seattle to San Salvador

How far ahead should I book a flight from Seattle to San Salvador?

The price you pay for your flight from Seattle to San Salvador may vary depending on when you book. For the best chance of a lower fare, look to book 39 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to San Salvador?

Currently, January is the cheapest month in which you can book a flight from Seattle to San Salvador (average of C$ 952). Flying from Seattle to San Salvador in December is currently the most expensive (average of C$ 1,751). 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 Seattle to San Salvador?

Airfare is typical for this route at the moment.

Seattle to San Salvador flights typically cost between C$ 1,053 and C$ 1,764 in March.
The cheapest round-trip price found within the last 5 days was C$ 1,054 on United Airlines (24 Mar-4 May).

Related info for your journey

  • How long is the flight from Seattle to San Salvador?

    Departing from Seattle to San Salvador will take you 14h 32m. Airlines will cover a distance of 4871 km.

  • Can I find deals for flights from Seattle to San Salvador that include hotel bookings?

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

  • How can I find direct flights from Seattle to San Salvador?

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

  • Can I find deals for business class flights from Seattle to San Salvador?

    Yes. Cheapflights offers flight deals from Seattle to San Salvador 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 Seattle to San Salvador?

    Currently, January is the cheapest month in which you can book a flight from Seattle to San Salvador (average of C$ 952). Flying from Seattle to San Salvador in December is currently the most expensive (average of C$ 1,751). 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

Travelling to a place near San Salvador?

Book flights to San Salvador if you plan to visit one of these locations
La Libertad
Acajutla

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Complete your trip

San Salvador car rentals
San Salvador El Salvador Intl Airport car rentals

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Why should you use Cheapflights to find cheap flight tickets from Seattle to San Salvador?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Salvador from Seattle.

Can Cheapflights find flights from Seattle to San Salvador with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle to San Salvador, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Seattle to San Salvador become cheaper?

Yes, Cheapflights offers price alerts on Seattle to San Salvador flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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