What Do You Get on Seattle C3 That the CityPASS Skips?

Seattle C3 costs around $108 for an adult and $89 for a child, and lets you pick any three attractions from a list of ten. Three of those ten are not on the flagship Seattle CityPASS at all: the Museum of Flight, the Seattle Art Museum and Sky View Observatory. That is the entire reason C3 exists as a separate product, and it is the only question this page answers. If you want the full head-to-head on price and attraction count, that lives in our CityPASS vs C3 comparison — this page is about what you gain by going smaller.

A note on that widget: C3 is not sold on GetYourGuide, so what you see above is live availability and pricing for the flagship Seattle CityPASS — the product most C3 shoppers end up comparing against. C3 itself is bought direct from CityPASS.

The three attractions, and why they matter

Both passes are made by the same company and share seven attractions. Ignore those seven for a moment — they are not what the decision turns on. The flagship gives you five attractions from a list of seven; C3 gives you three from a list of ten. Those three extra names on the C3 list are what you are actually choosing between:

Worth knowing before you plan around any of this: the C3 list does change. Three attractions joined in March 2023 and MoPOP was added in November 2023. Confirm the current ten before you buy.

The Museum of Flight

This is the one that justifies the pass. The Museum of Flight is the world’s largest private air and space museum, with more than 175 aircraft and spacecraft, and it is genuinely a first-rank attraction rather than a consolation prize for not having the Aquarium.

What you actually get to walk through: the original Air Force One — a Boeing VC-137B that carried Kennedy, Johnson and Nixon — and a Concorde, both boardable. An SR-71 Blackbird. A Boeing 787 Dreamliner. The Boeing Red Barn, the company’s 1909 birthplace, barged up to the site in 1975. The outdoor Aviation Pavilion, the space collection including Soviet material, and the J. Elroy McCaw Personal Courage Wing.

The practical details are what make it work on a pass:

• 9404 East Marginal Way South, at Boeing Field — about 15 minutes and five miles south of downtown, roughly halfway to the airport. Parking is free, which is not a small thing in Seattle, and it is about 30 minutes by bus from downtown on a route that stops directly outside.
• Open daily 10am–5pm, closed Thanksgiving and Christmas Day.
• Allow 2.5 to 4 hours. Reviewers say this consistently, and consistently say they had allowed less. The audio guide from the front desk is worth taking.
• Luggage storage is available — combined with the location, that makes it an unusually good final stop on the way to a flight.
• Show your receipt and you get a discounted second visit within seven days.

Standalone admission is where the sources stop agreeing: adult pricing is quoted between about $26 and $29 depending on who you ask, with seniors and youths (5–17) proportionally lower and under-fives free. Check museumofflight.org before you treat any figure as the number.

Other experiences you might enjoy

If your three C3 picks leave a day spare, downtown Seattle has more within walking distance than the pass covers. The Space Needle and Chihuly Garden and Glass sit together at Seattle Center, Pike Place Market and the Seattle Art Museum are a block apart on First Avenue, and the Seattle Aquarium, Pier 55 and the Seattle Great Wheel line the Elliott Bay waterfront below them. Beyond the pass entirely: Elliott Bay harbor and sunset cruises, the Seattle Underground in Pioneer Square, chef-guided Pike Place food tours, and day trips to Mount Rainier, Snoqualmie Falls and the Boeing Factory at Everett.

Sky View Observatory

The honest pitch: it is 902 feet up on the 73rd floor of the Columbia Center, in the tallest building in Washington State, which puts it nearly 300 feet above the Space Needle’s 605 feet. The lift covers 73 floors in 80 seconds. It is the tallest public observatory in the Pacific Northwest, the viewing is 360-degree and indoors, there are touch-screen guides, and there is a café and bar up there serving cocktails and flatbreads.

Reviewers say the same thing over and over: a better view for less money, with a fraction of the queue. Standalone tickets run somewhere around $21 to $28 depending on where you buy, which is roughly half what the Space Needle charges under its demand pricing. And there is one argument that is simply true and cannot be answered: Sky View has the Space Needle in the view. The Space Needle does not.

The counter-argument is real too. The Space Needle’s Loupe revolving glass floor and open-air tilting glass walls do not exist anywhere else, and what you are buying there is the experience rather than the altitude — we go through that in detail on the Space Needle tickets guide. Sky View is a view. The Needle is a ride.

Two practical points. C3 redemption at Sky View is unusually easy — present your ticket at Guest Services in the first-floor atrium at the 4th Avenue entrance, with no advance reservation needed, which is not true of most attractions on either pass. And hours vary and the observatory closes for private events, so check on the day. Pioneer Square Link station is one block east.

Seattle Art Museum

SAM is at 1300 First Avenue, one block from Pike Place Market, which makes it the easiest C3 attraction to bolt onto a morning at the Market. Children 14 and under go free. A SAM ticket also includes free public transit, which is an unusual perk and worth using.

Then the honest part: SAM is the weakest C3 pick for most visitors, because it is free twice a month. It is free to everyone on First Thursdays (10am–8pm, with evening programming from 5pm — live music, DJ sets, drop-in art making, conservator tours) and again on Third Saturdays. Seniors pay $5 on First Fridays. If your trip contains one of those dates, spend your C3 choice on something else and walk into SAM for nothing.

If it does not, expect adult admission somewhere around $30 to $33 — the sources disagree, and from July 2026 SAM’s online tickets cost the same as tickets at the door, so the old habit of booking online to save a few dollars no longer helps. Suggested admission at the Seattle Asian Art Museum has ended too.

Two warnings. Check the opening days before you go — published schedules currently disagree about whether SAM opens on Wednesdays and Thursdays, and the difference is material enough to wreck an afternoon. And parts of the museum are shut: the Grand Staircase, Chase Open Studio, Wyckoff Education Resource Center, the Bullitt Library and some family spaces, with the shop closed for remodelling and reopening as Bar Dojo during 2026. The Olympic Sculpture Park is always free and is a separate site.

Free First Thursday is popular in the way you would expect. One first-hand account: arriving at 11am meant long lines and packed galleries; arriving at 9:45am bought about 45 comfortable minutes before it filled.

The free days that can beat the pass outright

This is the single most useful thing to check before buying, and almost nobody mentions it:

• First Thursday of the month, 5–9pm — the Museum of Flight is free.
• First Thursday of the month, all day — the Seattle Art Museum is free.
• Third Saturday of the month — the Seattle Art Museum is free.

Two of the three C3-only attractions are free on the same Thursday every month. If your trip includes a first Thursday and those were two of your three picks, C3 has just lost most of its point — buy a single Sky View ticket and keep the difference.

What you give up by choosing C3

Two things, one of which is badly under-communicated.

The Space Needle is a downgrade. On the flagship CityPASS, Space Needle admission is the Day/Night Pass — one daytime and one nighttime visit within 24 hours. On C3 it is General Admission only: one visit. Seeing the city in daylight and again lit up is a genuinely different experience from seeing it once, and the C3 product page does not make this obvious.

And two attractions instead of four. The flagship’s five slots against C3’s three is the whole trade, and it is why C3 costs about $31 less rather than about $60 less.

What you gain in exchange is the thing the flagship cannot do: the Seattle Aquarium is mandatory on the CityPASS and optional on C3. If the Aquarium is not on your list, the flagship makes you pay for it anyway. That single swap is the strongest argument for C3 after the Museum of Flight.

How much C3 actually saves

Carefully: CityPASS advertises C3 savings of up to about 30% on the C3 product page. You will also see 28% on CityPASS’s own flagship page, and 32% on a reseller — all live at the same time. We are not going to pretend one of those is definitive.

The more useful answer is that the saving depends entirely on which three you pick, and that is literally true rather than a hedge. The three highest box-office values on the C3 list are the Space Needle, the Argosy harbor cruise and Chihuly Garden and Glass. The three C3-only attractions — Museum of Flight, SAM and Sky View — are the lowest-value picks in pure dollar terms. So the maths and the reason to buy C3 point in opposite directions: choose the C3-only attractions because you want to see them, not because they save money. If raw discount is the goal, the flagship pass and its 47% figure is the product you want, and our break-even math shows where that tips.

One practical note: resellers sometimes undercut CityPASS direct — C3 has been listed at $102 against CityPASS’s own $108. Compare before you buy.

The flexibility nobody advertises

C3’s genuinely under-sold advantage is that you do not choose your three at purchase. You buy the pass, and you pick attractions as you go through the My CityPASS app. That means a wet Tuesday can become a museum day and a clear Thursday can become the Space Needle, without having committed in advance.

The rest of the terms match the flagship: valid 9 consecutive days from and including your first visit, unactivated passes expire a year from purchase, and refunds can be requested on unused products within that year. Some attractions require timed reservations through the app — Sky View is the notable exception that does not.

Who should buy C3

Buy C3 if:

• You want the Museum of Flight. This is the clearest case, especially with the free parking and the pre-airport timing.
• You do not want the Seattle Aquarium, which the flagship forces on you.
• You have a short trip or a narrow, specific list of three things.
• You would rather decide as you go than commit at purchase.

Buy the flagship CityPASS (~$139) instead if:

• You want the Space Needle Day/Night ticket rather than a single visit.
• You will realistically do four or five paid attractions.
• You are travelling with children — the flagship list (Aquarium, Zoo, MoPOP, Pacific Science Center) maps almost exactly onto what families want, and the C3-only three do not.

Buy neither if:

• You will do one or two paid attractions.
• Your dates include a first Thursday or a third Saturday.
• You are mostly here for the free Seattle — Pike Place Market, Kerry Park, the Overlook Walk, Olympic Sculpture Park.

Frequently asked questions

How much is the Seattle C3 pass? Around $108 for an adult and $89 for a child aged 5–12, bought direct from CityPASS. Resellers occasionally list it a few dollars lower.

How many attractions do you get? Three, chosen from a list of ten.

What is on C3 that is not on the CityPASS? The Museum of Flight, the Seattle Art Museum and Sky View Observatory.

Do I choose my three when I buy? No. You choose as you go, in the My CityPASS app.

How long is C3 valid? Nine consecutive days from and including your first attraction visit. An unactivated pass lasts a year from purchase.

Is the Space Needle the same on C3? No — C3 gives General Admission (one visit). The flagship CityPASS gives the Day/Night Pass, which is one daytime and one nighttime visit within 24 hours.

Can I buy Seattle C3 on GetYourGuide? No. C3 is sold direct by CityPASS. The flagship Seattle CityPASS is available on GetYourGuide.

The bottom line

C3 is not “CityPASS but cheaper” — it is a different pass with a different list, and it is worth around $31 less because it does two fewer attractions and downgrades the Space Needle. Buy it for the Museum of Flight, or because the Aquarium is dead weight on your itinerary, or because you want to decide as you go. Do not buy it for the discount, because the three attractions that make C3 distinctive are the three cheapest things on its own list. And check your dates for a first Thursday before you buy anything at all.