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CA $180 Cheap Flights from Redmond (RDM) to Seattle (SEA)

View CA $180 flight on Sat, Sep 26, 2026Opens in a new window

Popular airlines from Redmond Municipal Airport (RDM) to Seattle-Tacoma International Airport (SEA)

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Cheap flights from Redmond (RDM) to Seattle (SEA)

Prices were available within the past 7 days and start at CA $180 for one-way flights and CA $305 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Sep 5 - Sat, Sep 12
RDM
Redmond
SEA
Seattle
CA $305 Roundtrip, found 5 days ago
CA $305
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Sep 5 from Redmond to Seattle, returning Sat, Sep 12, priced at CA $305 found 5 days ago
Alaska Airlines
Fri, Sep 25 - Tue, Sep 29
RDM
Redmond
SEA
Seattle
CA $319 Roundtrip, found 5 days ago
CA $319
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Fri, Sep 25 from Redmond to Seattle, returning Tue, Sep 29, priced at CA $319 found 5 days ago
Delta
Sat, Sep 5 - Sun, Sep 6
RDM
Redmond
SEA
Seattle
CA $319 Roundtrip, found 4 days ago
CA $319
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Sep 5 from Redmond to Seattle, returning Sun, Sep 6, priced at CA $319 found 4 days ago
Alaska Airlines
Sat, Sep 5 - Sat, Sep 12
RDM
Redmond
SEA
Seattle
CA $332 Roundtrip, found 5 days ago
CA $332
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Sep 5 from Redmond to Seattle, returning Sat, Sep 12, priced at CA $332 found 5 days ago
Alaska Airlines
Sat, Sep 26 - Mon, Sep 28
RDM
Redmond
SEA
Seattle
CA $346 Roundtrip, found 5 days ago
CA $346
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Sep 26 from Redmond to Seattle, returning Mon, Sep 28, priced at CA $346 found 5 days ago
Alaska Airlines
Sat, Sep 5 - Sun, Sep 6
RDM
Redmond
SEA
Seattle
CA $348 Roundtrip, found 4 days ago
CA $348
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Sep 5 from Redmond to Seattle, returning Sun, Sep 6, priced at CA $348 found 4 days ago
Alaska Airlines
Sat, Sep 26 - Mon, Sep 28
RDM
Redmond
SEA
Seattle
CA $359 Roundtrip, found 5 days ago
CA $359
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Sep 26 from Redmond to Seattle, returning Mon, Sep 28, priced at CA $359 found 5 days ago
Alaska Airlines
Fri, Sep 25 - Tue, Sep 29
RDM
Redmond
SEA
Seattle
CA $361 Roundtrip, found 5 days ago
CA $361
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Fri, Sep 25 from Redmond to Seattle, returning Tue, Sep 29, priced at CA $361 found 5 days ago
United
Sat, Sep 5 - Sun, Sep 6
RDM
Redmond
SEA
Seattle
CA $1,329 Roundtrip, found 4 days ago
CA $1,329
Roundtrip
found 4 days ago
Select United flight, departing Sat, Sep 5 from Redmond to Seattle, returning Sun, Sep 6, priced at CA $1,329 found 4 days ago
American Airlines
Thu, Sep 10 - Sun, Sep 13
RDM
Redmond
SEA
Seattle
CA $2,162 Roundtrip, found 2 days ago
CA $2,162
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Sep 10 from Redmond to Seattle, returning Sun, Sep 13, priced at CA $2,162 found 2 days ago

Find the cheapest month to fly from Redmond (RDM) to Seattle (SEA)

April is typically the cheapest month to fly

From CA $194 - CA $279 per traveller.

Frequently asked questions

How much does a flight from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
You can find cheap one-way flights from CA $180 and cheap return flights from CA $305 RDM to SEA with Expedia. One-way flights typically cost between CA$319 and CA$1683. 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 RDM to SEA ticket fares go up or down.
What is the cheapest month to fly from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The cheapest months to fly from RDM to SEA are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are 2 airlines that offer direct flights from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.):
  • Delta operates 22 direct flights from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) every week.
  • British Airways operates 7 direct flights from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) every week.
What is the cheapest airline that flies from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Delta is one of the cheapest airlines offering nonstop return flights from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.), with tickets starting from around CA$109 for flights that can be booked for departure within the next year. Alaska Airlines offers one of the cheapest connecting return flights from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.), with tickets starting from around CA$176. These prices are per adult for economy/coach class. 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.
How do I find cheap flights from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from Redmond, OR (RDM-Robert's Field) 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 Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best airline to fly with from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will differ from traveler to traveler. If you like to fly early, Alaska Airlines offers early morning flights. If price is the most important factor, Delta typically offers the lowest fares. United offers the most daily flights from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.), 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 Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You'll find approximately 3 nonstop flights per day from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.). For even more choices, look at flights that include layovers, as there are around 9 connecting flights per day. Some common connection points include San Francisco Intl. (SFO), Portland Intl. (PDX), and Denver Intl. (DEN).
What is the earliest flight from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) typically departs around 5:00 AM. This service is operated by American Airlines. This is a seasonal service, active in February and March. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You'll find the most flights from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) on a Friday, with around 19 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Alaska Airlines, United, and Delta. Friday typically sees notably more flight options compared to other days of the week, offering you greater flexibility.
What are the most popular departure times for flights from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from Robert's Field (RDM) to Seattle - Tacoma Intl. (SEA) are between 12pm and 3pm. Many major carriers, including Alaska Airlines, United and Delta, offer flights during this window. Many travellers prefer this time as it allows for a productive morning before heading to the airport and an afternoon arrival at your destination.
How long does it take to fly from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
When flying from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.), you have a few options. A nonstop flight typically takes around 1 hour 30 minutes. This route covers a distance of approximately 365 kilometres. If you opt for a flight with one stop, your travel time will be longer, usually around 7 hours. Flights with two or more stops can take even longer, often around 14 hours 18 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your trip.
Can you fly business or first class from Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Yes, you can fly business class or first class between RDM and SEA. You can fly business class with Delta.First class cabins are available on Alaska Airlines, United, Delta, and American Airlines.
How do I earn miles on a Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Redmond, OR (RDM-Robert's Field) 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, WA (SEA) from Redmond, OR (RDM)?
If you're planning to travel to Seattle from Robert's Field (RDM), you can fly directly into Seattle - Tacoma Intl. (SEA) which offers international flights and connections. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Los Angeles Intl. (LAX), or Denver Intl. (DEN) 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 Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Redmond, OR (RDM-Robert's Field) 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 Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package 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 Redmond, OR (RDM-Robert's Field) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your Redmond, OR (RDM-Robert's Field) 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
Robert's Field
Destination airport
Seattle - Tacoma Intl.
Roundtrip price
CA $304
Distance
363 km
Average flight time
1 hour 19 mins

Book with confidence

Redmond to Seattle Flights

The easy way to book your flights from Redmond to Seattle 

With Expedia, it’s simple to find and book flights to Seattle from Redmond whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Seattle - Tacoma Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Redmond to Seattle today, tomorrow, or this week.  

 

Save dollars with cheap flights from Robert's Field, RDM to Seattle - Tacoma Intl., SEA 

Sort your search results by price to find great deals on your flight from Redmond to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Redmond currently is just CA $305 rising to CA $2,162.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Seattle  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Seattle from Redmond 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Seattle with Expedia today.

Redmond to Seattle Flights

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