Away Days on bcfc.co.uk gives an in-depth look into the number of away fans at both Ashton Gate and away grounds.

POS	AWAY VENUE	ATTENDANCE	AWAY
1	Nottingham Forest	23,466	4,308
2	Coventry City +	13,055	2,606
3	Millwall	12,547	2,161
4	Bristol Rovers *	11,530	1,924
5	Cheltenham Town	5,863	1,808
-	Brentford	6,740	1,808
7	Yeovil Town	9,009	1,560
8	Doncaster Rovers	7,945	1,492
9	Bournemouth	6,494	1,399
10	Cheltenham Town #	3,713	1,322
-	Carlisle United	10,232	1,322
12	Crewe Alexandra	5,731	1,238
13	Swansea City	15,531	1,207
14	Gillingham	6,292	1,168
15	Middlesbrough +	26,328	1,052
16	Oldham Athletic	6,924	864
17	Port Vale	5,295	850
18	Huddersfield Town	10,402	746
19	Blackpool	6,696	627
20	Leyton Orient	4,814	484
21	Rotherham United	4,862	469
22	Brighton & HA	6,280	465
23	Chesterfield	3,471	457
24	Tranmere Rovers	8,111	395
25	Bradford City	7,356	377
26	York City	3,525	348
27	Northampton Town	4,919	340
28	Leyton Orient *	1,118	243
29	Scunthorpe United	5,108	232
30	Nottingham Forest *	4,107	161

POS	AWAY VENUE	ATTENDANCE	AWAY	PERCENTAGE
1	Cheltenham Town #	3,712	1,322	35.6%
2	Cheltenham Town	5,863	1,808	30.8%
3	Brentford	6,740	1,808	26.8%
4	Leyton Orient *	1,118	243	21.7%
5	Crewe Alexandra	5,731	1,238	21.6%
6	Bournemouth	6,494	1,399	21.5%
7	Coventry City +	13,055	2,606	19.9%
8	Doncaster Rovers	7,945	1,492	18.7%
9	Gillingham	6,292	1,168	18.5%
10	Nottingham Forest	23,466	4,308	18.3%
11	Leyton Orient	4,814	868	18.0%
12	Yeovil Town	9,009	1,560	17.3%
13	Millwall	12,547	2,161	17.2%
14	Bristol Rovers *	11,530	1,924	16.6%
15	Port Vale	5,295	850	16.5%
16	Chesterfield	3,471	457	13.7%
17	Carlisle United	10,232	1,322	12.9%
18	Oldham Athletic	6,924	864	12.4%
19	York City +	3,525	348	10.4%
20	Rotherham United	4,862	469	9.6%
21	Blackpool	6,695	627	9.3%
22	Swansea City	15,531	1,207	7.7%
23	Brighton & HA	6,280	475	7.5%
24	Huddersfield Town	10,402	746	7.1%
25	Northampton Town	4,919	340	6.9%
26	Bradford City	7,356	377	5.1%
27	Tranmere Rovers	8,111	395	4.9%
28	Scunthorpe United	5,108	232	4.5%
29	Middlesbrough +	26,328	1,052	4.0%
30	Nottingham Forest *	4,107	161	3.9%

POS	AWAY VENUE	ATTENDANCE	AWAY
1	Nottingham Forest	19,249	3,277
2	Yeovil Town	19,002	3,025
3	Coventry City +	13,336	2,903
4	Bristol Rovers *	18,730	2,872
5	Middlesbrough +	19,008	1,777
6	Swansea City	14,025	1,060
7	Brighton & HA	10,552	692
8	Cheltenham Town	12,227	596
9	Millwall	12,067	541
10	Northampton Town	11,965	521
11	Bournemouth	13,848	480
12	Doncaster Rovers	11,909	474
13	Gillingham	11,823	459
14	Crewe Alexandra	11,899	426
15	Brentford	11,826	414
16	Huddersfield Town	11,636	413
17	Gillingham +	5,663	412
18	Scunthorpe United	13,268	403
19	Brighton & HA *	6,485	376
20	Oldham Athletic	11,656	340
21	Carlisle United	10,792	318
22	Port Vale	12,776	300
23	Blackpool	10,630	285
24	Tranmere Rovers	10,822	280
25	Leyton Orient	9,726	255
-	Rotherham United	19,517	255
27	Chesterfield	10,398	153
28	Bradford City	13,201	128

POS	AWAY VENUE	ATTENDANCE	AWAY	PERCENTAGE
1	Coventry City +	13,336	2,903	21.7%
2	Nottingham Forest	19,249	3,277	17.0%
3	Yeovil Town	19,002	3,025	15.9%
4	Bristol Rovers *	18,730	2,872	15.3%
5	Middlesbrough +	19,008	1,777	9.3%
6	Swansea City	14,025	1,060	7.5%
7	Gillingham +	5,663	412	7.2%
8	Brighton & HA	10,552	692	6.6%
9	Brighton & HA *	6,485	376	5.7%
10	Cheltenham Town	12,226	597	4.8%
11	Millwall	12,067	541	4.4%
12	Northampton Town	11,965	524	4.2%
13	Doncaster Rovers	11,909	474	3.9%
14	Gillingham	11,823	459	3.8%
15	Crewe Alexandra	11,899	426	3.58%
16	Huddersfield Town	11,636	413	3.54%
17	Brentford	11,826	414	3.5%
18	Bournemouth	13,848	480	3.2%
19	Scunthorpe United	13,268	403	3.0%
20	Carlisle United	10,792	318	2.94%
21	Oldham Athletic	11,656	340	2.93%
22	Blackpool	10,630	285	2.68%
23	Leyton Orient	9,726	255	2.62%
24	Tranmere Rovers	10,822	280	2.5%
25	Port Vale	12,776	300	2.3%
26	Chesterfield	10,398	153	1.5%
27	Rotherham United	19,517	255	1.3%
28	Bradford City	13,201	128	0.5%

Key
+ FA Cup 
# Carling Cup
* Johnstone's Paint Trophy