Oklahoma is about 2,157 times bigger than The Hague (Den Haag).

The Hague (Den Haag) (excluding the city's 15.68 sq km of water area) is approximately 82 sq km, while Oklahoma is approximately 177,847 sq km, making Oklahoma 215,603% larger than The Hague (Den Haag).
Tip: This to-scale comparison of The Hague (Den Haag) vs. Oklahoma uses the Mercator projection, which distorts the size of regions near the poles.