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$49 Cheap Flights from Oakland (OAK) to Seattle (SEA)

View $49 flight on Tue, Dec 15, 2026Opens in a new window

Popular airlines from Oakland Intl. Airport (OAK) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Oakland to Seattle (OAK-SEA)

Prices were available within the past 7 days and start at $49 for one-way flights and $97 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Tue, Oct 13 - Fri, Oct 23
OAK
Oakland
SEA
Seattle
$97 Roundtrip, just found
$97
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Oct 13 from Oakland to Seattle, returning Fri, Oct 23, priced at $97 just found
Southwest Airlines
Tue, Oct 27 - Thu, Nov 5
OAK
Oakland
SEA
Seattle
$107 Roundtrip, just found
$107
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Oct 27 from Oakland to Seattle, returning Thu, Nov 5, priced at $107 just found
Southwest Airlines
Tue, Oct 27 - Thu, Nov 5
OAK
Oakland
SEA
Seattle
$112 Roundtrip, just found
$112
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Oct 27 from Oakland to Seattle, returning Thu, Nov 5, priced at $112 just found
Southwest Airlines
Tue, Oct 27 - Wed, Nov 4
OAK
Oakland
SEA
Seattle
$117 Roundtrip, found 6 hours ago
$117
Roundtrip
found 6 hours ago
Select Southwest Airlines flight, departing Tue, Oct 27 from Oakland to Seattle, returning Wed, Nov 4, priced at $117 found 6 hours ago
Delta
Tue, Oct 27 - Thu, Nov 5
OAK
Oakland
SEA
Seattle
$117 Roundtrip, just found
$117
Roundtrip
just found
Select Delta flight, departing Tue, Oct 27 from Oakland to Seattle, returning Thu, Nov 5, priced at $117 just found
Southwest Airlines
Tue, Oct 27 - Thu, Nov 5
OAK
Oakland
SEA
Seattle
$118 Roundtrip, just found
$118
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Oct 27 from Oakland to Seattle, returning Thu, Nov 5, priced at $118 just found
Southwest Airlines
Thu, Oct 29 - Wed, Nov 4
OAK
Oakland
SEA
Seattle
$122 Roundtrip, found 10 hours ago
$122
Roundtrip
found 10 hours ago
Select Southwest Airlines flight, departing Thu, Oct 29 from Oakland to Seattle, returning Wed, Nov 4, priced at $122 found 10 hours ago
Southwest Airlines
Mon, Nov 16 - Thu, Nov 26
OAK
Oakland
SEA
Seattle
$127 Roundtrip, found 2 hours ago
$127
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Mon, Nov 16 from Oakland to Seattle, returning Thu, Nov 26, priced at $127 found 2 hours ago
Alaska Airlines
Wed, Sep 30 - Sat, Oct 3
OAK
Oakland
SEA
Seattle
$127 Roundtrip, found 2 hours ago
$127
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Wed, Sep 30 from Oakland to Seattle, returning Sat, Oct 3, priced at $127 found 2 hours ago
Frontier Airlines
Wed, Oct 7 - Sat, Oct 10
OAK
Oakland
SEA
Seattle
$133 Roundtrip, just found
$133
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Oct 7 from Oakland to Seattle, returning Sat, Oct 10, priced at $133 just found

Find the cheapest month to fly from Oakland (OAK) to Seattle (SEA)

October is typically the cheapest month to fly

From $117 - $180 per traveler.

What you need to know for your flight from Oakland Intl. to Seattle - Tacoma Intl.

Oakland (OAK) to Seattle (SEA) at a glance

Travel between Oakland (OAK) and Seattle (SEA) with a range of airlines on this short domestic route. You can evaluate your options among both full-service and budget carriers to discover the best flights from Oakland that align with your financial and scheduling needs. As you plan your trip to explore Seattle's renowned attractions and neighborhoods, be sure to check the essential details for flights from Oakland International Airport to Seattle-Tacoma International Airport.

  • Fastest flight duration: around 2 hours non-stop
  • Route distance: roughly 700 miles (1,130 km)
  • Flights per week: around 35+ flights with multiple daily departures on average
  • Typical fares (one-way): economy tickets often range from $60–$310, depending on seasonality and how far ahead you book

Flights from Oakland International Airport (OAK) to Seattle - Tacoma International Airport (SEA)

Based on the latest traveler bookings, here are the top airlines favored for flights from Oakland to Seattle, often featuring non-stop and one-stop options. Popular layovers include Portland International Airport (PDX) with approximately a 2-hour stop, Harry Reid International Airport (LAS) offering around a 1-hour layover, and Salt Lake City International Airport (SLC) with about a 2-hour break. These choices allow you to balance price, total travel time, and cabin class while crafting the perfect itinerary.

  • Alaska Airlines: This full-service airline provides both non-stop and one-stop options, with one-way ticket prices generally between $60 and $310. It holds a significant share of approximately 58% of departures on this route, and the usual non-stop flight duration is about 2 hours.
  • Southwest Airlines: Known for its budget-friendly approach, Southwest offers non-stop, one-stop, and multi-stop flights. One-way fares typically range from $60 to $310, covering roughly 40% of departures on this route, with an average non-stop flight time of 2 hours.
  • Hawaiian Airlines: This full-service carrier features non-stop flights, with one-way fares usually between $85 and $290. Despite accounting for just about 1% of departures on this route, the total journey time remains around 2 hours.
  • Delta: A full-service airline that provides one-stop services, Delta's one-way fares generally range from $70 to $230. The flight time is approximately 2 hours and 45 minutes, leading to a total travel duration of around 5 hours and 15 minutes, including layover time.

Travelers flying from Oakland to Seattle can opt for an upgrade with Alaska Airlines, which offers both first class and business class service on this route for a more comfortable experience.

Best time to fly from Oakland (OAK) to Seattle (SEA)

The most popular months for travelers flying from Oakland to Seattle are April, June, and July, when peak temperatures in Seattle reach up to 67.1°F in July. If you prefer quieter travel, consider May, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 55.8°F. For better deals, October usually offers the lowest average one-way fare around $141. Flight availability peaks in June, with approximately 54 flights per week, making it easier to find convenient departure times. February has the fewest flights, with approximately 23 flights per week.

  • Cheapest time to fly: October usually offers good deals with average one-way fare around $141, roughly 12% cheaper than the yearly average.
  • More budget-friendly months to fly: September, May, and August typically offer average one-way fares roughly ranging from $142 to $154.
  • Most flight options: June has the highest number of flights from Oakland to Seattle, with approximately 54 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January40.3°F (4.6°C)Average24$158
February40.5°F (4.7°C)Slightly Low23$161
March43.9°F (6.6°C)Average27$185
April48.6°F (9.2°C)Slightly High33$186
May55.8°F (13.2°C)Slightly Low40$150
June61.0°F (16.1°C)Slightly High54$159
July67.1°F (19.5°C)Slightly High53$163
August67.5°F (19.7°C)Average50$154
September61.3°F (16.3°C)Average45$142
October52.7°F (11.5°C)Average40$141
November44.2°F (6.8°C)Slightly Low35$160
December39.2°F (4.0°C)Average33$174

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Oakland (OAK) to Seattle (SEA)

  • San Francisco to Seattle (SFO-SEA): San Francisco International Airport (SFO) is located approximately 12 miles from Oakland International Airport (OAK). One-way economy tickets for this journey generally fall between $60 and $310, influenced by the season and how far in advance you book. Travelers can choose from both non-stop and one-stop flight options. Major airlines offering service on this route include Alaska Airlines and United. Additionally, there are business and first-class service options available.

How to find the best prices for flights from Oakland (OAK) to Seattle (SEA)

Getting some of the best deals on flights from Oakland to Seattle is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually available when booking at least two months in advance, although most travelers tend to book 2 to 8 weeks ahead. Departures in the morning (5 AM to 12 PM) often offer lower prices and are also popular, while flying on Wednesdays typically results in cheaper fares, even though Fridays are the most sought-after travel days.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Seattle - Tacoma International Airport from Oakland International Airport

Seattle welcomes travelers from Oakland with a range of transport options based on price, convenience, and proximity. Seattle city center is approximately a 20-minute drive (covering about 14 miles) from Seattle - Tacoma International Airport, depending on traffic. Here's how to reach Seattle efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Seattle, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Seattle - Tacoma International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Seattle - Tacoma International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Seattle - Tacoma International Airport, SeaTac/Airport Station, a metro station, is located about 0.3 miles from the airport and can be reached on foot, while Tukwila Station, a train station, is about 4.3 miles away and typically accessed by car.

Frequently asked questions

How much does a flight from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
You can find cheap one-way flights from $49 and cheap return flights from $97 Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) with Expedia. One-way flights generally range between $50 and $932, and roundtrip flights usually range from $212 to $798. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
January is the cheapest month to fly from Oakland, CA (OAK) to Seattle, WA (SEA), with average return fares around $192. This is about 24% lower than the average price throughout the year, as January typically sees a drop in travel demand after the holiday season. Other budget-friendly months include February and October.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Hawaiian Airlines offers around 18 weekly direct flights from OAK to SEA.
What is the cheapest airline that flies from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Southwest Airlines is one of the cheapest airlines offering nonstop flights from Oakland Intl. (OAK) to Seattle - Tacoma Intl. (SEA), with round-trip tickets starting from around $68. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best airline to fly with from Oakland, CA (OAK) to Seattle, WA (SEA) will differ from traveler to traveler. If you like to fly early, WN offers early morning flights. If price is the most important factor, WN typically offers the lowest fares. WN offers the most daily flights from OAK to SEA, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
When flying from Oakland (OAK) to Seattle (SEA), January and February are the best months to consider. Return flights during these months average around $192, making them the most affordable. January and February typically have fewer travelers, allowing for a more relaxed travel experience.*Prices based on flights available on Expedia in the last year.
How many flights per day from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are approximately 3 nonstop flights per day from Oakland Intl. (OAK) to Seattle - Tacoma Intl. (SEA). For more options, look at flights that include layovers.
What is the earliest flight from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Oakland, CA (OAK) to Seattle, WA (SEA) typically departs at around 5:00 AM, operated by Southwest Airlines. This seasonal service is available in November, making it a great option for those looking to travel during that month. An early flight can help you maximize your time in Seattle. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from Oakland, CA (OAK) to Seattle, WA (SEA) are in the early morning, from 6am to 9am. About 26% of passengers prefer this time window. Many major carriers, including Alaska Airlines and Southwest Airlines, offer flights during this window. This timing works well because it allows you to arrive in Seattle early and enjoy a full day of activities.
How long does it take to fly from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
A nonstop flight from OAK to SEA typically takes around 2 hours 20 minutes, covering approximately 672 miles. Connecting flights on this route usually add 4 hours 40 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
First class seats are offered on the OAK to SEA route with Delta Air Lines and Hawaiian Airlines.
How much is a business class flight from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
A direct, return business class ticket from Oakland, CA (OAK) to Seattle, WA (SEA) typically costs between $672 - $1,226. A non-stop, one-way business class flight is usually around $253 - $608. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Seattle from Oakland Intl. (OAK)?
If you're planning to travel to Seattle from Oakland Intl. (OAK), you can fly into Seattle - Tacoma Intl. (SEA) Some flights may connect through major hubs like San Diego Intl. (SAN), John Wayne (SNA), Los Angeles Intl. (LAX) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) Seattle Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your Oakland, CA (OAK-Oakland Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Oakland Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, Delta, Frontier Airlines, Southwest Airlines
Roundtrip price
$91
Distance
672 mi
Average flight time
2 hours 5 mins

Book with confidence

Oakland to Seattle Flights

The cheapest times to fly from Oakland to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Oakland to Seattle are during the month of October. You can find some of the cheapest flights from Oakland to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Oakland to Seattle

Sunday is one of the best days to book for cheap flights from Oakland to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Oakland to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Oakland to Seattle in 2026. You can also book with separate airlines for your outbound and return journeys, from $49 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Oakland to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Oakland to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Oakland to Seattle Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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