British Columbia is about 1.4 times bigger than Texas.

Texas is approximately 678,052 sq km, while British Columbia is approximately 944,735 km² (364,764 sq mi), making British Columbia 39% larger than Texas.
Tip: This to-scale comparison of Texas vs. British Columbia uses the Mercator projection, which distorts the size of regions near the poles.
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.