2018 Las Vegas Challenger – Doubles

Brydan Klein and Joe Salisbury were the defending champions but chose not to defend their title.

Doubles
2018 Las Vegas Challenger
Champions	Marcelo Arévalo Roberto Maytín
Runners-up	Robert Galloway Nathan Pasha
Final score	6–3, 6–3

Main article: 2018 Las Vegas Challenger

Marcelo Arévalo and Roberto Maytín won the title after defeating Robert Galloway and Nathan Pasha 6–3, 6–3 in the final.

Seeds

1. Marcelo Arévalo / Roberto Maytín (Champions)
2. Matt Reid / John-Patrick Smith (Quarterfinals)
3. Hunter Reese / Jackson Withrow (First round)
4. Robert Galloway / Nathan Pasha (Final)

Draw

Key

• Q = Qualifier
• WC = Wild Card
• LL = Lucky Loser
• Alt = Alternate
• SE = Special Exempt
• PR = Protected Ranking
• ITF = ITF entry
• JE = Junior Exempt
• w/o = Walkover
• r = Retired
• d = Defaulted

	First Round							Quarterfinals							Semifinals							Final
	1	M Arévalo R Maytín	6	6
	WC	S Kozlov Jack Vance	4	4				1	M Arévalo R Maytín	7^7	5	[10]
		D Köpfer T Matsui	6	6					D Köpfer T Matsui	6^2	7	[2]
	WC	CJ Lock B Saraiva	1	3											1	M Arévalo R Maytín	7	6^5	[10]
	3	H Reese J Withrow	5	5												J Jung M Krueger	5	7^7	[5]
		R Gonzales N Lammons	7	7					R Gonzales N Lammons	3	6^4
		H Hach Verdugo LD Martínez	4	4					J Jung M Krueger	6	7^7
		J Jung M Krueger	6	6																		1	M Arévalo R Maytín	6	6
		L Harris R Roelofse	w/o																			4	R Galloway N Pasha	3	3
	Q	JC Aragone T Kokkinakis							L Harris R Roelofse	2	6^5
		A Shamasdin A Siljeström	6^4	6^4				4	R Galloway N Pasha	6	7^7
	4	R Galloway N Pasha	7^7	7^7											4	R Galloway N Pasha	6	6
	WC	Alenik Clayton Eric Samuelsson	4	2												D King N Rubin	3	2
		D King N Rubin	6	6					D King N Rubin	4	7^8	[14]
		K Majchrzak N Serdarušić	6^3	1				2	M Reid J-P Smith	6	6^6	[12]
	2	M Reid J-P Smith	7^7	6

References

• Main Draw
• Qualifying Draw