HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$79+ Cheap flights from Oakland, CA to Seattle (OAK - SEA)

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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SEA
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oakland to Seattle with Cheapflights

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Oakland to Seattle/Tacoma Intl are usually found in October or September, booked 55 days in advance, depart on a Wednesday or Saturday and return on a Thursday

Cheap flight deals from Oakland to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Oakland (OAK) to Seattle (SEA). 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 August 14, 2025.

Round-trip from

$146
(Southwest)

One-way from

$79
(Alaska Airlines)

Popular in

July

Cheapest in

October

Average price

$279

Good round-trip deal

$198 or less

Good one-way deal

$150 or less
From Oakland to Seattle/Tacoma Intl
Search Deals
One-way flight from Oakland to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from Oakland to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Oakland to Seattle/Tacoma Intl.
Search Deals

Find flight deals from Oakland to Seattle

Cheapest flights from Oakland to Seattle
Explore the most affordable flight options available from Oakland to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Southwest deal was found by Cheapflights users on 8/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/243:25 pmOAK - SEA
1 stop7h 25mSouthwest
Tue 10/75:50 amSEA - OAK
2 stops8h 40mSouthwest
Deal found 8/14$146
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:00 amOAK - SEA
1 stop6h 26mAlaska Airlines
Sat 9/1311:20 amSEA - OAK
Nonstop2h 16mAlaska Airlines
Deal found 8/14$147
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/86:15 amOAK - SEA
Nonstop2h 10mAlaska Airlines
Wed 9/105:20 amSEA - OAK
1 stop3h 39mAlaska Airlines
Deal found 8/14$148
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/275:05 pmOAK - SEA
1 stop4h 53mDelta
Tue 9/305:45 pmSEA - OAK
1 stop6h 05mDelta
Deal found 8/12$149
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/67:45 amOAK - SEA
2 stops10h 05mSouthwest
Tue 9/98:00 amSEA - OAK
Nonstop2h 15mSouthwest
Deal found 8/11$150
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1310:30 amOAK - SEA
1 stop12h 00mSouthwest
Sat 9/206:55 amSEA - OAK
Nonstop2h 10mSouthwest
Deal found 8/13$152
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/257:05 amOAK - SEA
2 stops8h 10mSouthwest
Mon 10/277:50 pmSEA - OAK
Nonstop2h 15mSouthwest
Deal found 8/11$153
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2712:50 pmOAK - SEA
2 stops8h 10mSouthwest
Wed 10/16:45 amSEA - OAK
1 stop5h 10mSouthwest
Deal found 8/12$154
This Southwest deal was found by Cheapflights users on 8/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/73:05 pmOAK - SEA
1 stop8h 40mSouthwest
Thu 10/98:05 amSEA - OAK
2 stops7h 10mSouthwest
Deal found 8/14$155
This Hawaiian Airlines deal was found by Cheapflights users on 8/13. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/37:07 pmOAK - SEA
1 stop3h 22mHawaiian Airlines
Wed 9/105:20 amSEA - OAK
1 stop3h 39mHawaiian Airlines
Deal found 8/13$156
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:00 amOAK - SEA
1 stop6h 26mAlaska Airlines
Fri 9/129:44 pmSEA - OAK
Nonstop2h 20mAlaska Airlines
Deal found 8/14$157

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oakland to Seattle 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 August 14, 2025.
Use the filters below to find and compare flights from Oakland to Seattle that are best for you.

Fly from

Oakland

Fly to

Seattle

Route

Depart

Return

Price

OaklandSeattle

OAK - SEA

OAKSEA

Oakland

Wed 9/24

3:25 pm-10:50 pm

1 stop7h 25m

Seattle/Tacoma Intl

Tue 10/7

5:50 am-2:30 pm

2 stops8h 40m

$146

OaklandSeattle

OAK - SEA

OAKSEA

Oakland

Sat 9/6

6:15 am-8:25 am

Nonstop2h 10m

Seattle/Tacoma Intl

Fri 9/12

9:44 pm-12:04 am

Nonstop2h 20m

$147

OaklandSeattle

OAK - SEA

OAKSEA

Oakland

Sat 9/6

6:15 am-8:25 am

Nonstop2h 10m

Seattle/Tacoma Intl

Wed 9/10

5:20 am-8:59 am

1 stop3h 39m

$147

OaklandSeattle

OAK - SEA

OAKSEA

Oakland

Sun 9/7

6:35 am-8:45 am

Nonstop2h 10m

Seattle/Tacoma Intl

Sat 9/13

9:50 am-12:05 pm

Nonstop2h 15m

$147

OaklandSeattle

OAK - SEA

OAKSEA

Oakland

Sat 9/27

6:15 am-8:25 am

Nonstop2h 10m

Seattle/Tacoma Intl

Sun 10/5

7:10 am-9:25 am

Nonstop2h 15m

$147

OaklandSeattle

OAK - SEA

OAKSEA

Oakland

Sun 9/21

6:15 am-8:25 am

Nonstop2h 10m

Seattle/Tacoma Intl

Sat 9/27

8:05 am-10:21 am

Nonstop2h 16m

$147

OaklandSeattle

OAK - SEA

OAKSEA

Oakland

Sun 11/23

6:15 am-8:28 am

Nonstop2h 13m

Seattle/Tacoma Intl

Tue 12/2

7:00 am-9:08 am

Nonstop2h 08m

$147

OaklandSeattle

OAK - SEA

OAKSEA

Oakland

Sat 9/13

7:58 pm-10:03 pm

Nonstop2h 05m

Seattle/Tacoma Intl

Fri 9/19

9:44 pm-12:04 am

Nonstop2h 20m

$147

OaklandSeattle

OAK - SEA

OAKSEA

Oakland

Wed 9/17

8:00 am-2:26 pm

1 stop6h 26m

Seattle/Tacoma Intl

Sat 9/20

11:20 am-1:36 pm

Nonstop2h 16m

$147

OaklandSeattle

OAK - SEA

OAKSEA

Oakland

Wed 9/10

8:00 am-2:26 pm

1 stop6h 26m

Seattle/Tacoma Intl

Sat 9/13

7:55 pm-10:03 pm

Nonstop2h 08m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 19 results
1
2

The best insider tips for Oakland to Seattle flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Oakland to Seattle trip
Airports
OAK

For quick navigation, OAK's smaller size and efficient security make it ideal for business travelers, especially during weekday mornings.

Read more about OAKby Bill Fink
SEA

Use the Link light rail for an affordable, 40-minute ride from SEA to downtown Seattle, with ample luggage space.

Read more about SEAby Brandon Schultz
Our travel experts
Bill Fink

Bill Fink

Expert on OAK

Bill Fink

Bill Fink

Bill is an award-winning travel writer with extensive credits covering airlines and the aviation industry for publications including AARP, AFAR, The Points Guy and Yahoo. Based in Portland, Oregon, Bill has traveled to more than 75 countries - and been late for his flight in most of them. He once achieved top-level frequent flier status for all of American, Delta and United Airlines during a single year.

Read more
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Best time to book a flight from Oakland to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Oakland 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 Oakland to Seattle

How far ahead should I book a flight from Oakland, California to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Oakland to Seattle. Price data was last updated on August 8, 2025.

Booking 55 days in advance of your planned departure date is, on average, the best time to get cheap flights from Oakland, California to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Oakland, California to Seattle?

Currently, January is the cheapest month in which you can book a flight from Oakland, California to Seattle (average of $238). Flying from Oakland, California to Seattle in June is currently the most expensive (average of $389). 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.

What is the cheapest time of day to fly from OAK to SEA?

Find hourly flight availability from Oakland to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 12% on flights from Oakland, California to Seattle by exploring options for tickets in the evening.

What is the cheapest day to fly from Oakland, California to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Oakland to Seattle. Price data was last updated on August 10, 2025.

Travelers seeking maximum savings on their Oakland, California to Seattle flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Oakland, California to Seattle

Explore weekly flight availability from Oakland to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 14, 2025.

The most flights from OAK to SEA are scheduled on a Thursday (25 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (19 on average).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated August 14, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Oakland to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Southwest
8.0
Very good
4,244 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Hawaiian Airlines
7.8
Good
2,656 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Spirit Airlines
6.3
Okay
8,045 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Related info for your journey

Find useful and relevant information for your journey from Oakland to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Oakland to Seattle?

    You will need to book a flight from Oakland to Seattle/Tacoma Intl if you want to fly from Oakland to Seattle. At least 6 different airlines have flights from Oakland (OAK) to Seattle/Tacoma Intl (SEA) on a regular basis. There are 21 flights to Seattle from the Oakland airport per day. If you manage to book one that is nonstop, then you can expect the flight time from OAK to SEA to be around 2h 05m.

  • How popular is this Oakland, California to Seattle flight route?

    This flight path from Oakland to Seattle/Tacoma Intl was viewed by 29 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Oakland, California to Seattle round-trip?

    Currently priced at $79, Spirit Airlines will fly you from Oakland, California to Seattle and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $109 and $118, respectively. You may be able to fly from Oakland, California to Seattle for 69% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Oakland, California to Seattle one-way?

    The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $79. However, be on the lookout for offers from Delta and Southwest, as they are both options that can get you from Oakland, California to Seattle for a low price.

  • What are the most reliable airlines from Oakland, California to Seattle?

    No one likes to see their flight delayed. When booking a flight from Oakland, California to Seattle consider choosing SkyWest Airlines (77%), Qatar Airways (74%) or Alaska Airlines (70%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Oakland, California to Seattle?

    Looking at all options, your cheapest flight can be booked for $78. While the most popular route (Oakland - Seattle/Tacoma Intl) can be booked for $121 on average our data indicates $489 when flying from Oakland, California to Seattle.

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

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

  • How can I find direct flights from Oakland to Seattle?

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

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

    Yes. Cheapflights offers flight deals from Oakland to Seattle 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 Oakland, California to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Oakland, California to Seattle (average of $238). Flying from Oakland, California to Seattle in June is currently the most expensive (average of $389). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Ocean Shores
Lakewood
Lynnwood
Lacey
Leavenworth
Renton
Olympia
Puyallup
Kent
Cle Elum
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline
Federal Way
Shelton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Oakland to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Seattle flights
Ontario to Seattle flights
San Francisco to Seattle flights
San Jose to Seattle flights
Los Angeles to Portland flights
Santa Ana to Seattle flights
San Diego to Seattle flights
Las Vegas to Seattle flights
Burbank to Seattle flights
San Francisco to Portland flights
Ontario to Portland flights
Burbank to Portland flights
San Francisco to Everett flights
Santa Ana to Portland flights
Sacramento to Seattle flights
San Diego to Portland flights
Oakland to Portland flights
San Jose to Portland flights
Los Angeles to Everett flights
Las Vegas to Everett flights
Long Beach to Seattle flights
Fresno to Seattle flights
Santa Rosa to Seattle flights
Santa Ana to Everett flights
Monterey to Seattle flights
Palm Springs to Seattle flights
San Diego to Everett flights
Santa Barbara to Seattle flights
San Luis Obispo to Seattle flights
Sacramento to Portland flights
Las Vegas to Portland flights
Reno to Portland flights
Los Angeles to Spokane flights
Fresno to Portland flights
Santa Rosa to Portland flights
Reno to Seattle flights
Santa Ana to Spokane flights
Long Beach to Portland flights
Palm Springs to Portland flights
San Francisco to Spokane flights
San Diego to Spokane flights
Medford to Portland flights
San Jose to Everett flights
Medford to Seattle flights
Santa Barbara to Portland flights
Ontario to Spokane flights
Palm Springs to Spokane flights
Sacramento to Spokane flights
San Luis Obispo to Portland flights

Top 6 airlines flying from Oakland to Seattle

Discover the top 6 airlines that operate flights from Oakland to Seattle. 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$79Average$169FlexibilityNo cancel feeOn-time65%
DeltaCheapest$109Average$217FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$118Average$187FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$136Average$271FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$137Average$248FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$147Average$247FlexibilityNo cancel feeOn-time85%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights