Armstrong Airport (CYYW), Ontario
Landing essentials
Whether you can land, whether you can refuel, and how customs works here.
Overview
Armstrong Airport, identified by ICAO code CYYW, sits in northern Ontario at 1,058 feet elevation and serves as a modest general aviation and business aviation point in a sparsely populated region. The field offers two paved runways, with the longer at 4,000 feet, sufficient for a range of turboprop and light jet traffic. As a Canadian airport, cross-border activity at CYYW is tracked through FAA TFMSC data rather than as a measure of total field operations. Customs clearance is not available onsite; the nearest customs point is Thunder Bay Airport (CYQT), roughly 116 nautical miles away.
Runways
Armstrong Airport has two paved runways. The longest, 12/30, is 4,000 ft long and 100 ft wide, with an asphalt surface.
Runway geometry from published threshold coordinates. Not for navigation.
Runways are listed longest first.
See the full airport file. Free.
- Runway diagram and runway table
- Monthly traffic and climate normals
- Nearby airfields map, bearings and distances
Source: FAA Form 5010.
Customs
Armstrong Airport does not clear customs. The nearest port of entry is Thunder Bay International (CYQT), 116 NM away.
Source: CBSA list of airports of entry.
Business aviation traffic
Armstrong Airport recorded 422 business aviation movements in 2025. Traffic peaks in June and November. Business aviation traffic at CYYW is concentrated in the June through November window, with June and November each posting 51 operations against lows of 18 to 22 in December and February.
Cross-border movements to the United States, FAA TFMSC count. Peak month June, 51 movements in 2025.
FAA TFMSC records a movement outside the United States only when the flight enters US airspace. This is cross-border traffic, not total activity at the airfield.
Source: FAA TFMSC, cross-border movements, 2025.
Climate
Armstrong Airport averages 31.0 freeze days in January. July is the warmest month, with average highs of 75.2°F, and January the coldest, at 10.6°F.
Weather station is on the field. 1991–2020 climate normals.
Source: Environment and Climate Change Canada.
Alternates
Armstrong Airport has four alternates within 86 NM. The nearest alternate is Geraldton Greenstone Regional (CYGQ), 81.97 NM east.
Identifiers, bearings and distances are included with a free account.
Part of the Northern Ontario and Quebec area.
Source: Skystar calculation from official coordinates.
Skystar at CYYW
We arrange catering, fuel and trip support here. Supplier prices reach you unchanged; our coordination fee sits on its own line.
The same order, priced two ways.
$1,200.00 catering order at CYYW.
Unchanged.
What the kitchen invoices us is what your quote reads.
One line, printed.
8% of the invoiced total, $75 minimum.
At cost.
Passed on at the exact amount the processor took.
Market practice figures are industry averages, not a specific competitor.
Frequently asked questions
What runways are available at CYYW?
Armstrong Airport (CYYW) has two paved runways. Runway 12/30 is the longer of the two at 4,000 feet with a width of 100 feet, and runway 18/36 measures 2,940 feet, also 100 feet wide. Both are asphalt surfaces. The longer runway provides the primary option for larger turboprop or light jet operations at this field.
Is customs clearance available at Armstrong Airport?
Armstrong Airport (CYYW) does not have customs service onsite. The nearest customs-equipped airport is Thunder Bay (CYQT), located approximately 116 nautical miles away. Operators planning international arrivals into CYYW need to route customs clearance through that facility rather than expecting onsite processing at Armstrong itself.
How much business aviation traffic does CYYW see?
CYYW recorded 422 business aviation operations in 2025 out of 511 total annual operations, according to FAA TFMSC tracking of cross-border traffic. This places Armstrong Airport in a modest-traffic tier compared to larger regional hubs. Monthly volumes vary noticeably, with a low of 18 operations in December and a high of 51 in both June and November.
What is the weather like at Armstrong Airport in winter?
Winters at Armstrong Airport (CYYW) are cold, with average January high temperatures around 10.6°F and roughly 31 days that month recording lows below freezing. February remains similarly cold at an average high of 16.2°F. Operators should plan for sustained sub-freezing conditions through the core winter months at this northern Ontario field.