| SeaTac to Yesilyurt | 6,392.54 mi (10,287.80 km) |
| SeaTac to Yesilyurt | 6,252.45 mi (10,062.34 km) |
| SeaTac to Yigilca | 6,119.65 mi (9,848.62 km) |
| SeaTac to Yildirim | 6,137.14 mi (9,876.77 km) |
| SeaTac to Yildizeli | 6,266.47 mi (10,084.90 km) |
| SeaTac to Yozgat | 6,245.31 mi (10,050.86 km) |
| SeaTac to Yuksekova | 6,504.82 mi (10,468.50 km) |
| SeaTac to Yumurtalik | 6,462.87 mi (10,400.99 km) |
| SeaTac to Yunak | 6,265.94 mi (10,084.06 km) |
| SeaTac to Yuregir | 6,441.16 mi (10,366.05 km) |
| SeaTac to Yusufeli | 6,258.74 mi (10,072.47 km) |
| SeaTac to Zara | 6,278.92 mi (10,104.94 km) |
| SeaTac to Zile | 6,227.94 mi (10,022.90 km) |
| SeaTac to Zonguldak | 6,092.73 mi (9,805.31 km) |
| SeaTac to Abbots Langley | 4,774.49 mi (7,683.80 km) |
