Cheap flights from San Diego, CA to Seattle, WA
Flights starting at £44. Choose between Alaska Airlines, Spirit Airlines, or Frontier Airlines to find the best price.
One search, all the flights
We find you the best flight deals and travel hacks so that you can choose how to book.
Rise above all travel anxieties
With the Kiwi.com Guarantee we have your back with whatever happens.
Trusted by millions
Join over 10 million yearly travellers booking with ease.
Tips to know when travelling to Seattle
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
One-way trips
Updated:
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
Weekly direct flights
Discover the top airlines offering direct flights from San Diego to Seattle in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Mon 18.11 - Sun 24.11
| Airline | Mon 18.11 | Tue 19.11 | Wed 20.11 | Thu 21.11 | Fri 22.11 | Sat 23.11 | Sun 24.11 |
|---|---|---|---|---|---|---|---|
| 9 | 5 | 6 | 9 | 6 | 6 | 7 |
Weekly direct flights for Mon 25.11 - Sun 01.12
| Airline | Mon 25.11 | Tue 26.11 | Wed 27.11 | Thu 28.11 | Fri 29.11 | Sat 30.11 | Sun 01.12 |
|---|---|---|---|---|---|---|---|
| 8 | 8 | 8 | 5 | 8 | 3 | --- |
Weekly direct flights for Mon 02.12 - Sun 08.12
| Airline | Mon 02.12 | Tue 03.12 | Wed 04.12 | Thu 05.12 | Fri 06.12 | Sat 07.12 | Sun 08.12 |
|---|---|---|---|---|---|---|---|
| 6 | 8 | 8 | 9 | 9 | 6 | 9 |
Weekly direct flights for Mon 09.12 - Sun 15.12
| Airline | Mon 09.12 | Tue 10.12 | Wed 11.12 | Thu 12.12 | Fri 13.12 | Sat 14.12 | Sun 15.12 |
|---|---|---|---|---|---|---|---|
| 9 | 8 | 8 | 9 | 9 | 6 | 9 |
Check-in for a flight from San Diego to Seattle
| Name | Carrier code | IATA Code | Passport needed during booking | |
|---|---|---|---|---|
| Alaska Airlines | ASA | AS | No | |
| Spirit Airlines | NKS | NK | No | |
| Frontier Airlines | FFT | F9 | No | |
| United Airlines | UAL | UA | Yes |
Online check-in is not available for these airlines.
Seattle travel tips
1) What can the Seattle Great Wheel offer? | Seattle hosts the tallest ferris wheel on the whole West Coast. It’s a great chance to observe Elliott Bay at its finest. The wheel is equipped with half a million LED lights and offers a light show every Friday, Saturday, and Sunday from 10 p.m. Private dining with a view is also available, for extra money, sure thing. Make your Seattle Great Wheel experience bright! |
|---|---|
2) What will happen if you jaywalk in Seattle? | Never jaywalk in Seattle. Otherwise, you will get a fine. Moreover, everyone will figure out that you are an alien here. Act as locals do. Cross the street when it’s your turn. Take care! |
3) No need to worry about payment methods, both are accepted | In Seattle, you won’t encounter any problems whether you want to pay by a card or in cash. Both are accepted. Nowadays, cards are preferable but cash is also in use. Don’t worry about the method of payment. |
Weather in Seattle
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 7°C | 2°C |
| February | 8°C | 1°C |
| March | 10°C | 3°C |
| April | 13°C | 4°C |
| May | 18°C | 8°C |
| June | 21°C | 10°C |
| July | 25°C | 13°C |
| August | 26°C | 14°C |
| September | 22°C | 11°C |
| October | 15°C | 7°C |
| November | 10°C | 4°C |
| December | 6°C | 1°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from San Diego
- Flights from San Diego to London
- Flights from San Diego to Edmonton
- Flights from San Diego to Las Vegas
- Flights from San Diego to Cincinnati
- Flights from San Diego to Manchester
- Flights from San Diego to Phoenix
- Flights from San Diego to New York
- Flights from San Diego to Houston
- Flights from San Diego to Denver
- Flights from San Diego to San Francisco
- Flights from San Diego to Austin
- Flights from San Diego to Minneapolis
- Flights from San Diego to Los Angeles
- Flights from San Diego to New Orleans
- Flights from San Diego to Amsterdam
- Flights from San Diego to Madrid
- Flights from San Diego to Raleigh
- Flights from San Diego to Nashville
- Flights from San Diego to Detroit
- Flights from San Diego to Atlanta
Flights to Seattle
- Flights from London to Seattle
- Flights from Dublin to Seattle
- Flights from Manila to Seattle
- Flights from Bangkok to Seattle
- Flights from Tallinn to Seattle
- Flights from Detroit to Seattle
- Flights from New York to Seattle
- Flights from Manchester to Seattle
- Flights from Melbourne to Seattle
- Flights from Los Angeles to Seattle
- Flights from Chicago to Seattle
- Flights from Paris to Seattle
- Flights from Denver to Seattle
- Flights from Hong Kong to Seattle
- Flights from Washington, D.C. to Seattle
- Flights from Toronto to Seattle
- Flights from Denpasar to Seattle
- Flights from Atlanta to Seattle
- Flights from Dallas to Seattle
- Flights from San Salvador to Seattle
Popular routes
- Flights from Rome to Caracas
- Flights from Managua to Winnipeg
- Flights from Chiang Mai to Bangkok
- Flights from Singapore to Dresden
- Flights from Whitehorse to Paris
- Flights from Hamilton to Puebla
- Flights from Belgrade to Abu Dhabi
- Flights from Haiphong to Brisbane
- Flights from Phuket City to Bangkok
- Flights from Cali to Cusco
- Flights from Alta to Lyon
- Flights from Hangzhou to Osaka
