Cheapest routes found recently
- San Jose SEA → SJC direct from $134
- Houston SEA → HOU from $168
- Honolulu SEA → HNL direct from $308
- New York SEA → NYC direct from $349
- Miami SEA → MIA direct from $366
- Tampa SEA → TPA from $387
- Kailua-Kona SEA → KOA from $601
- Tokyo SEA → TYO direct from $846
- Almaty SEA → ALA from $996
- Moscow SEA → MOW from $1,134
Cheapest price by month
| Month | Round trip from |
|---|---|
| November 2026 | $291 |
| December 2026 | $134 |
| January 2027 | $333 |
| February 2027 | $174 |
| March 2027 | $389 |
| April 2027 | $346 |
| May 2027 | $1,284 |
| June 2027 | $347 |
| July 2027 | $1,159 |
| August 2027 | $1,495 |
Weather by month
The warmest month in Seattle is August, around 24 °C by day; the coolest is January, around 2 °C at night. The wettest month is December, with about 159 mm of rain, and the driest July, with about 25 mm.
| Month | Day °C | Night °C | Rain |
|---|---|---|---|
| January | 7.4° | 1.6° | 135 mm wet |
| February | 9.3° | 2.2° | 106 mm wet |
| March | 11.6° | 3.2° | 104 mm wet |
| April | 14.4° | 5.0° | 75 mm moderate |
| May | 17.9° | 7.9° | 50 mm moderate |
| June | 20.9° | 10.5° | 42 mm moderate |
| July | 23.8° | 12.5° | 25 mm dry |
| August | 24.2° | 12.9° | 31 mm moderate |
| September | 21.0° | 10.6° | 46 mm moderate |
| October | 15.6° | 6.9° | 84 mm moderate |
| November | 10.1° | 4.1° | 147 mm wet |
| December | 7.2° | 1.7° | 159 mm wet |
Best time to go
The cheapest time to fly out of Seattle is November, December, February, from $134.
-
November
$291
-
December
$134
-
February
$174
Where to fly cheapest each month
Airports
- Boeing Field International AirportBFI
- Seattle-Tacoma International AirportSEA
Airlines
-
Alaska Airlines
10 routes
-
American Airlines
9 routes
-
Frontier Airlines
9 routes
-
United Airlines
8 routes
-
Southwest Airlines
7 routes
-
Air Canada
3 routes
-
Sun Country Airlines
3 routes
-
WestJet
3 routes
Practical facts
The local currency is USD. Clocks are set to UTC-8. Sockets are type A, B and the mains supply is 120 V, 60 Hz. The main language is English. The international dialling code is +1, and traffic drives on the right.
-
USD
Currency
-
UTC-8
Time zone
-
A, B
Plug type
-
120 V, 60 Hz
Mains supply
-
English
Languages
-
+1
Dialling code
-
Right
Traffic
Also consider flying from
-
Portland
235 km away $110
Questions and answers
- Which month is the cheapest to fly from Seattle?
- December is currently the cheapest month, with tickets from $134.
- Where can I fly cheapest from Seattle right now?
- The cheapest destination found is Houston, from $291 in November.
- Are there direct flights from Seattle?
- Yes. Of 10 routes with recent prices, 8 have direct flights.
- Which airlines fly from Seattle?
- Airlines found on these routes: Alaska Airlines, American Airlines, Frontier Airlines, United Airlines, Southwest Airlines.
- Which airports serve Seattle?
- Boeing Field International Airport (BFI), Seattle-Tacoma International Airport (SEA).
- What is the weather like in Seattle in August?
- The warmest month in Seattle is August, with daytime highs around 24 °C and about 31 mm of rain.
- Which currency is used in Seattle?
- The currency is USD. Sockets are type A, B and the mains supply is 120 V, 60 Hz.
Prices last updated Nov. 4, 2026
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