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Cheap Flights from Redmond (RDM) to Seattle (SEAA)

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Compare Redmond to Seattle flight deals

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Flight deals from Redmond to Seattle

Looking for a cheap last-minute deal or the best return flight from Redmond to Seattle? Find the lowest prices on one-way and return tickets right here.
Seattle.£103 per passenger.Departing Sun, 31 Aug, returning Sun, 7 Sep.Return flight with Delta.Outbound direct flight with Delta departs from Redmond on Sun, 31 Aug, arriving in Seattle / Tacoma International.Inbound direct flight with Delta departs from Seattle / Tacoma International on Sun, 7 Sep, arriving in Redmond.Price includes taxes and charges.From £103, select.
Delta
Sun, 31 AugRDM - SEA with Delta
Direct
Delta
Sun, 7 SepSEA - RDM with Delta
Direct
from £103
Seattle.£146 per passenger.Departing Sat, 5 Jul, returning Sat, 12 Jul.Return flight with Hawaiian Airlines.Outbound direct flight with Hawaiian Airlines departs from Redmond on Sat, 5 Jul, arriving in Seattle / Tacoma International.Inbound direct flight with Hawaiian Airlines departs from Seattle / Tacoma International on Sat, 12 Jul, arriving in Redmond.Price includes taxes and charges.From £146, select.
Hawaiian Airlines
Sat, 5 JulRDM - SEA with Hawaiian Airlines
Direct
Hawaiian Airlines
Sat, 12 JulSEA - RDM with Hawaiian Airlines
Direct
from £146
Seattle.£147 per passenger.Departing Thu, 19 Jun, returning Sun, 22 Jun.Return flight with Delta.Outbound direct flight with Delta departs from Redmond on Thu, 19 Jun, arriving in Seattle / Tacoma International.Inbound direct flight with Delta departs from Seattle / Tacoma International on Sun, 22 Jun, arriving in Redmond.Price includes taxes and charges.From £147, select.
Delta
Thu, 19 JunRDM - SEA with Delta
Direct
Delta
Sun, 22 JunSEA - RDM with Delta
Direct
from £147
Seattle.£149 per passenger.Departing Thu, 14 Aug, returning Fri, 15 Aug.Return flight with Delta.Outbound direct flight with Delta departs from Redmond on Thu, 14 Aug, arriving in Seattle / Tacoma International.Inbound direct flight with Delta departs from Seattle / Tacoma International on Fri, 15 Aug, arriving in Redmond.Price includes taxes and charges.From £149, select.
Delta
Thu, 14 AugRDM - SEA with Delta
Direct
Delta
Fri, 15 AugSEA - RDM with Delta
Direct
from £149
Seattle.£149 per passenger.Departing Sun, 29 Jun, returning Sat, 12 Jul.Return flight with Delta.Outbound direct flight with Delta departs from Redmond on Sun, 29 Jun, arriving in Seattle / Tacoma International.Inbound direct flight with Delta departs from Seattle / Tacoma International on Sat, 12 Jul, arriving in Redmond.Price includes taxes and charges.From £149, select.
Delta
Sun, 29 JunRDM - SEA with Delta
Direct
Delta
Sat, 12 JulSEA - RDM with Delta
Direct
from £149
Seattle.£305 per passenger.Departing Fri, 30 May, returning Fri, 30 May.Return flight with Delta.Outbound direct flight with Delta departs from Redmond on Fri, 30 May, arriving in Seattle / Tacoma International.Inbound direct flight with Delta departs from Seattle / Tacoma International on Fri, 30 May, arriving in Redmond.Price includes taxes and charges.From £305, select.
Delta
Fri, 30 MayRDM - SEA with Delta
Direct
Delta
Fri, 30 MaySEA - RDM with Delta
Direct
from £305
Seattle.£335 per passenger.Departing Sun, 25 May, returning Sun, 1 Jun.Return flight with Delta.Outbound direct flight with Delta departs from Redmond on Sun, 25 May, arriving in Seattle / Tacoma International.Inbound direct flight with Delta departs from Seattle / Tacoma International on Sun, 1 Jun, arriving in Redmond.Price includes taxes and charges.From £335, select.
Delta
Sun, 25 MayRDM - SEA with Delta
Direct
Delta
Sun, 1 JunSEA - RDM with Delta
Direct
from £335
How did we find these deals? The deals you see here are the lowest prices for flight tickets from Redmond to Seattle found in the last 4 days, and are subject to change and availability.

Find the cheapest month to fly from Redmond to Seattle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Redmond to Seattle flights are currently cheapest in July.
May
from £304
Jun
from £146
Jul
from £145
Aug
from £148
Sep
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Oct
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Nov
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Dec
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Jan
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Feb
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Mar
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Apr
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Direct flights from Redmond to Seattle

Alternative Redmond to Seattle routes

Looking for the cheapest, fastest or easiest route from Redmond to Seattle? You could fly into the following airports instead.

Redmond to Seattle: Flight information

The things to know before you go.
Cheapest flight found£103
Cheapest month to flyAugust
Average flight time1 hr, 19 mins
Most popular airlineAlaska Airlines
Average flights per week274

Finding cheap flights from Redmond to Seattle: Frequently asked questions

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
The best price we found for a return flight from Redmond to Seattle is £102. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 19 minutes is the average flight time from Redmond to Seattle.
Alaska Airlines, Hawaiian Airlines and WestJet fly direct from Redmond to Seattle.
As of May 2025, there are 274 flights per week flying from Redmond to Seattle.
The cheapest month to fly from Redmond to Seattle is usually May 2025.
If you're flying from Redmond Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 12.1 miles away from the centre of Seattle. We've found flights into this airport from £102.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Redmond Airport to Seattle on Sunday, 31 August 2025.
Yes – the average flight time is 1 hour and 19 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 12°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.
Currently, Delta offers the cheapest flight tickets to Seattle.

Flying from Roberts Field Airport (RDM) to Seattle: what you need to know

  • Approximately 1 hour 10 minutes is how long you can expect to be in the air on a direct flight from Roberts Field Airport to Seattle.

  • Seattle and Redmond (where Roberts Field Airport is located) share the UTC-7 timezone. This means there's no time difference to adjust for.

  • With 55 weekly flights between the two airports, Roberts Field Airport (RDM) to Seattle-Tacoma International Airport (SEA) is the busiest route. Delta Air Lines operates the earliest flight at 05:00. If you prefer to get more out of your day before taking off, the last flight from RDM to SEA is with Delta Air Lines at 19:29.

  • For stress-free travel, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to board your RDM to Seattle flight.

  • Planning to travel during a peak period like a bank holiday? Expect longer queues at security and check-in. To give yourself peace of mind, arrive up to four hours before international flights and two hours before domestic departures.

  • Start your journey at RDM and fly straight to Seattle-Tacoma International Airport (SEA). That will be your arrival point when searching for Roberts Field Airport to Seattle tickets.

  • Check out the promotions from Alaska Airlines. This carrier operates direct flights from Roberts Field Airport to Seattle.

  • The journey from central Redmond to RDM takes about 50 minutes by public transport. If you ride-share, drive or take a cab, you'll cover the 2 miles in 10 minutes or so, depending on traffic.

  • In search of a hotel close to RDM? If you're boarding an early flight from Roberts Field Airport to Seattle, these stays put the terminal practically at your doorstep:

    • Motel 6 Redmond, or

    • Super 8 by Wyndham Redmond

    • Scp Redmond Hotel

  • When it comes to the on-time performance of Roberts Field Airport, 76.41% of flights complete their journey on time.

How to find the cheapest flights from Roberts Field Airport (RDM) to Seattle

  • The best price we've found for a one-way Roberts Field Airport to Seattle flight is £44. The cheapest price for a return flight is £102. Keep in mind fares can change due to demand at the time of booking.

  • Book two months before flying. Pricing trends suggest that this is the ideal window for finding cheap flights from RDM to Seattle.

  • Schedule your trip for June. That's the best month for landing an awesome deal on Roberts Field Airport to Seattle tickets. If you're open to different travel dates, use the 'Whole month' tool to access the cheapest price across every month.

  • Finding a cheap flight from RDM to Seattle is easy with Price Alerts. All you need to do is create one of these automatic notifications and we'll get in touch as soon as a cheaper option becomes available.

  • Tailor your flights with filters. Select your arrival and departure times, total journey duration and airlines. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest' flights from Roberts Field Airport to Seattle.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • Seattle-Tacoma International Airport (SEA) is around 14 miles from central Seattle. If you're opting for a ride-share or a cab, the drive will take roughly 20 minutes.

  • If you're travelling on public transport, expect a journey time of around 55 minutes.

  • The last thing you want is a long journey to your hotel if you're landing late on a flight from Roberts Field Airport to Seattle. Book one of these accommodation options near SEA instead:

    • Red Roof Inn Seattle Airport - Seatac

    • DoubleTree by Hilton Seattle Airport

    • Days Inn by Wyndham Seatac Airport

  • Go where the road takes you with a Seattle-Tacoma International Airport rental car. Pick up your wheels from Thrifty, Europcar or Budget and discover more of Seattle and beyond.

  • For the best deal, reserve your vehicle from Seattle-Tacoma International Airport about one week in advance of your flight from RDM to Seattle.

Lake Union Sea Plane Base Airport (LKE)

  • Lake Union Sea Plane Base Airport (LKE) is roughly 2 miles from the centre of Seattle. After your flight from Roberts Field Airport to Seattle, it'll take you around 10 minutes to get to the heart of the city in a ride-share or cab.

  • The trip will take about 25 minutes on public transport.

  • After stepping off your RDM to Seattle flight, rest your head at a hotel near LKE. These are some comfortable options that'll help you switch to relaxation mode:

    • Citizenm Seattle South Lake Union

    • Staypineapple, Hotel Five, Downtown Seattle

    • Hotel Max

Best time to go to Seattle

  • Before you book your flights from Roberts Field Airport to Seattle, consider which time of year works best for you. Peak season in Seattle offers a bustling atmosphere and plenty to do, while the off-season brings cheaper hotel deals and fewer crowds.

  • Before locking in your Roberts Field Airport to Seattle plane ticket, think about what kind of weather works for you. August is the warmest month in Seattle, with temperatures ranging from 12ºC (54ºF) to 28ºC (82ºF).

  • Look for cheap tickets from RDM to Seattle in February if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between -1ºC (30ºF) and 11ºC (52ºF) on average.

More about Seattle

  • After booking your flight from Roberts Field Airport to Seattle, choose a hotel that puts you right where the action is. Make one of these options your base for exploring Seattle:

    • Citizenm Seattle South Lake Union

    • Staypineapple, Hotel Five, Downtown Seattle

    • Hotel Max

  • There are so many things to see and do in this city it can be hard to work out where to begin. LMN Architects, Greyhound: Bus Station and Boeing Radiation Effects Lab are top sights which should feature on every Seattle itinerary.

Explore more of United States

  • You've visited Seattle, now it's time to explore other parts of United States. Journey around 150 miles south to Portland to check off its popular sights. From Pioneer Courthouse Square to Portland Japanese Garden and Pittock Mansion, you'll have a full itinerary ahead.

  • Spokane is another standout destination in United States and is around 230 miles east of Seattle. No trip is complete without seeing Manito Park, Northwest Museum of Arts & Culture and Spokane Falls.

Plan the rest of your trip from Redmond to Seattle

  • Car hire in Seattle
  • Hotels in Seattle

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.

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